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CERTFR-2021-AVI-191
Vulnerability from certfr_avis
De multiples vulnérabilités ont été découvertes dans le noyau Linux de Debian LTS. Certaines d'entre elles permettent à un attaquant de provoquer une exécution de code arbitraire à distance, un déni de service à distance et une atteinte à l'intégrité des données.
Solution
Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).
NoneImpacted products
References
Title | Publication Time | Tags | |||
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|
{ "$ref": "https://www.cert.ssi.gouv.fr/openapi.json", "affected_systems": [ { "description": "Debian 9 Stretch versions ant\u00e9rieures \u00e0 4.9.258-1", "product": { "name": "N/A", "vendor": { "name": "Debian", "scada": false } } } ], "affected_systems_content": null, "content": "## Solution\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des\ncorrectifs (cf. section Documentation).\n", "cves": [ { "name": "CVE-2021-26931", "url": "https://www.cve.org/CVERecord?id=CVE-2021-26931" }, { "name": "CVE-2021-26932", "url": "https://www.cve.org/CVERecord?id=CVE-2021-26932" }, { "name": "CVE-2020-29660", "url": "https://www.cve.org/CVERecord?id=CVE-2020-29660" }, { "name": "CVE-2020-29569", "url": "https://www.cve.org/CVERecord?id=CVE-2020-29569" }, { "name": "CVE-2020-29661", "url": "https://www.cve.org/CVERecord?id=CVE-2020-29661" }, { "name": "CVE-2021-26930", "url": "https://www.cve.org/CVERecord?id=CVE-2021-26930" }, { "name": "CVE-2021-27363", "url": "https://www.cve.org/CVERecord?id=CVE-2021-27363" }, { "name": "CVE-2021-27364", "url": "https://www.cve.org/CVERecord?id=CVE-2021-27364" }, { "name": "CVE-2020-29568", "url": "https://www.cve.org/CVERecord?id=CVE-2020-29568" }, { "name": "CVE-2020-27815", "url": "https://www.cve.org/CVERecord?id=CVE-2020-27815" }, { "name": "CVE-2021-27365", "url": "https://www.cve.org/CVERecord?id=CVE-2021-27365" }, { "name": "CVE-2020-36158", "url": "https://www.cve.org/CVERecord?id=CVE-2020-36158" }, { "name": "CVE-2021-28038", "url": "https://www.cve.org/CVERecord?id=CVE-2021-28038" }, { "name": "CVE-2019-19816", "url": "https://www.cve.org/CVERecord?id=CVE-2019-19816" }, { "name": "CVE-2019-19318", "url": "https://www.cve.org/CVERecord?id=CVE-2019-19318" }, { "name": "CVE-2021-3347", "url": "https://www.cve.org/CVERecord?id=CVE-2021-3347" }, { "name": "CVE-2020-28374", "url": "https://www.cve.org/CVERecord?id=CVE-2020-28374" }, { "name": "CVE-2021-3178", "url": "https://www.cve.org/CVERecord?id=CVE-2021-3178" }, { "name": "CVE-2019-19813", "url": "https://www.cve.org/CVERecord?id=CVE-2019-19813" }, { "name": "CVE-2020-27825", "url": "https://www.cve.org/CVERecord?id=CVE-2020-27825" } ], "initial_release_date": "2021-03-15T00:00:00", "last_revision_date": "2021-03-15T00:00:00", "links": [], "reference": "CERTFR-2021-AVI-191", "revisions": [ { "description": "Version initiale", "revision_date": "2021-03-15T00:00:00.000000" } ], "risks": [ { "description": "D\u00e9ni de service \u00e0 distance" }, { "description": "Ex\u00e9cution de code arbitraire \u00e0 distance" }, { "description": "Atteinte \u00e0 l\u0027int\u00e9grit\u00e9 des donn\u00e9es" }, { "description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es" }, { "description": "\u00c9l\u00e9vation de privil\u00e8ges" } ], "summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans le noyau Linux de\nDebian LTS. Certaines d\u0027entre elles permettent \u00e0 un attaquant de\nprovoquer une ex\u00e9cution de code arbitraire \u00e0 distance, un d\u00e9ni de\nservice \u00e0 distance et une atteinte \u00e0 l\u0027int\u00e9grit\u00e9 des donn\u00e9es.\n", "title": "Multiples vuln\u00e9rabilit\u00e9s dans le noyau Linux de Debian LTS", "vendor_advisories": [ { "published_at": null, "title": "Bulletin de s\u00e9curit\u00e9 Debian LTS dla-2586 du 08 mars 2021", "url": "https://www.debian.org/lts/security/2021/dla-2586" } ] }
CVE-2020-29660 (GCVE-0-2020-29660)
Vulnerability from cvelistv5
Published
2020-12-09 16:57
Modified
2024-08-04 16:55
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
A locking inconsistency issue was discovered in the tty subsystem of the Linux kernel through 5.9.13. drivers/tty/tty_io.c and drivers/tty/tty_jobctrl.c may allow a read-after-free attack against TIOCGSID, aka CID-c8bcd9c5be24.
References
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"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BOB25SU6XUL4TNP7KB63WNZSYTIYFDPP/" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://security.netapp.com/advisory/ntap-20210122-0001/" }, { "name": "DSA-4843", "tags": [ "vendor-advisory", "x_refsource_DEBIAN", "x_transferred" ], "url": "https://www.debian.org/security/2021/dsa-4843" }, { "name": "[debian-lts-announce] 20210212 [SECURITY] [DLA 2557-1] linux-4.19 security update", "tags": [ "mailing-list", "x_refsource_MLIST", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html" }, { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "tags": [ "mailing-list", "x_refsource_MLIST", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "http://packetstormsecurity.com/files/164950/Kernel-Live-Patch-Security-Notice-LSN-0082-1.html" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "product": "n/a", "vendor": "n/a", "versions": [ { "status": "affected", "version": "n/a" } ] } ], "descriptions": [ { "lang": "en", "value": "A locking inconsistency issue was discovered in the tty subsystem of the Linux kernel through 5.9.13. drivers/tty/tty_io.c and drivers/tty/tty_jobctrl.c may allow a read-after-free attack against TIOCGSID, aka CID-c8bcd9c5be24." } ], "problemTypes": [ { "descriptions": [ { "description": "n/a", "lang": "en", "type": "text" } ] } ], "providerMetadata": { "dateUpdated": "2021-11-12T18:06:12", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c8bcd9c5be24fb9e6132e97da5a35e55a83e36b9" }, { "name": "[oss-security] 20201210 2 kernel issues", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "http://www.openwall.com/lists/oss-security/2020/12/10/1" }, { "name": "FEDORA-2020-b732958765", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MZ7OAKAEFAXQRGBZK4LYUWINCD3D2XCL/" }, { "name": "FEDORA-2020-bc0cc81a7a", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BOB25SU6XUL4TNP7KB63WNZSYTIYFDPP/" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://security.netapp.com/advisory/ntap-20210122-0001/" }, { "name": "DSA-4843", "tags": [ "vendor-advisory", "x_refsource_DEBIAN" ], "url": "https://www.debian.org/security/2021/dsa-4843" }, { "name": "[debian-lts-announce] 20210212 [SECURITY] [DLA 2557-1] linux-4.19 security update", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html" }, { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" }, { "tags": [ "x_refsource_MISC" ], "url": "http://packetstormsecurity.com/files/164950/Kernel-Live-Patch-Security-Notice-LSN-0082-1.html" } ], "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2020-29660", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "n/a", "version": { "version_data": [ { "version_value": "n/a" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "A locking inconsistency issue was discovered in the tty subsystem of the Linux kernel through 5.9.13. drivers/tty/tty_io.c and drivers/tty/tty_jobctrl.c may allow a read-after-free attack against TIOCGSID, aka CID-c8bcd9c5be24." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c8bcd9c5be24fb9e6132e97da5a35e55a83e36b9", "refsource": "MISC", "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c8bcd9c5be24fb9e6132e97da5a35e55a83e36b9" }, { "name": "[oss-security] 20201210 2 kernel issues", "refsource": "MLIST", "url": "http://www.openwall.com/lists/oss-security/2020/12/10/1" }, { "name": "FEDORA-2020-b732958765", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MZ7OAKAEFAXQRGBZK4LYUWINCD3D2XCL/" }, { "name": "FEDORA-2020-bc0cc81a7a", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BOB25SU6XUL4TNP7KB63WNZSYTIYFDPP/" }, { "name": "https://security.netapp.com/advisory/ntap-20210122-0001/", "refsource": "CONFIRM", "url": "https://security.netapp.com/advisory/ntap-20210122-0001/" }, { "name": "DSA-4843", "refsource": "DEBIAN", "url": "https://www.debian.org/security/2021/dsa-4843" }, { "name": "[debian-lts-announce] 20210212 [SECURITY] [DLA 2557-1] linux-4.19 security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html" }, { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" }, { "name": "http://packetstormsecurity.com/files/164950/Kernel-Live-Patch-Security-Notice-LSN-0082-1.html", "refsource": "MISC", "url": "http://packetstormsecurity.com/files/164950/Kernel-Live-Patch-Security-Notice-LSN-0082-1.html" } ] } } } }, "cveMetadata": { "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2020-29660", "datePublished": "2020-12-09T16:57:56", "dateReserved": "2020-12-09T00:00:00", "dateUpdated": "2024-08-04T16:55:10.725Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }
CVE-2021-27364 (GCVE-0-2021-27364)
Vulnerability from cvelistv5
Published
2021-03-07 04:03
Modified
2024-08-03 20:48
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
An issue was discovered in the Linux kernel through 5.11.3. drivers/scsi/scsi_transport_iscsi.c is adversely affected by the ability of an unprivileged user to craft Netlink messages.
References
URL | Tags | ||||||||||||||||||||||||||||
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|
{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-03T20:48:16.468Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "tags": [ "mailing-list", "x_refsource_MLIST", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" }, { "name": "[debian-lts-announce] 20210330 [SECURITY] [DLA 2610-1] linux-4.19 security update", "tags": [ "mailing-list", "x_refsource_MLIST", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00035.html" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://www.oracle.com/security-alerts/cpuoct2021.html" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=688e8128b7a92df982709a4137ea4588d16f24aa" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://www.openwall.com/lists/oss-security/2021/03/06/1" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://bugzilla.suse.com/show_bug.cgi?id=1182717" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://blog.grimm-co.com/2021/03/new-old-bugs-in-linux-kernel.html" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "http://packetstormsecurity.com/files/162117/Kernel-Live-Patch-Security-Notice-LSN-0075-1.html" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://security.netapp.com/advisory/ntap-20210409-0001/" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "product": "n/a", "vendor": "n/a", "versions": [ { "status": "affected", "version": "n/a" } ] } ], "descriptions": [ { "lang": "en", "value": "An issue was discovered in the Linux kernel through 5.11.3. drivers/scsi/scsi_transport_iscsi.c is adversely affected by the ability of an unprivileged user to craft Netlink messages." } ], "problemTypes": [ { "descriptions": [ { "description": "n/a", "lang": "en", "type": "text" } ] } ], "providerMetadata": { "dateUpdated": "2021-10-20T10:41:46", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre" }, "references": [ { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" }, { "name": "[debian-lts-announce] 20210330 [SECURITY] [DLA 2610-1] linux-4.19 security update", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00035.html" }, { "tags": [ "x_refsource_MISC" ], "url": "https://www.oracle.com/security-alerts/cpuoct2021.html" }, { "tags": [ "x_refsource_MISC" ], "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=688e8128b7a92df982709a4137ea4588d16f24aa" }, { "tags": [ "x_refsource_MISC" ], "url": "https://www.openwall.com/lists/oss-security/2021/03/06/1" }, { "tags": [ "x_refsource_MISC" ], "url": "https://bugzilla.suse.com/show_bug.cgi?id=1182717" }, { "tags": [ "x_refsource_MISC" ], "url": "https://blog.grimm-co.com/2021/03/new-old-bugs-in-linux-kernel.html" }, { "tags": [ "x_refsource_MISC" ], "url": "http://packetstormsecurity.com/files/162117/Kernel-Live-Patch-Security-Notice-LSN-0075-1.html" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://security.netapp.com/advisory/ntap-20210409-0001/" } ], "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2021-27364", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "n/a", "version": { "version_data": [ { "version_value": "n/a" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "An issue was discovered in the Linux kernel through 5.11.3. drivers/scsi/scsi_transport_iscsi.c is adversely affected by the ability of an unprivileged user to craft Netlink messages." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" }, { "name": "[debian-lts-announce] 20210330 [SECURITY] [DLA 2610-1] linux-4.19 security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00035.html" }, { "name": "https://www.oracle.com/security-alerts/cpuoct2021.html", "refsource": "MISC", "url": "https://www.oracle.com/security-alerts/cpuoct2021.html" }, { "name": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=688e8128b7a92df982709a4137ea4588d16f24aa", "refsource": "MISC", "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=688e8128b7a92df982709a4137ea4588d16f24aa" }, { "name": "https://www.openwall.com/lists/oss-security/2021/03/06/1", "refsource": "MISC", "url": "https://www.openwall.com/lists/oss-security/2021/03/06/1" }, { "name": "https://bugzilla.suse.com/show_bug.cgi?id=1182717", "refsource": "MISC", "url": "https://bugzilla.suse.com/show_bug.cgi?id=1182717" }, { "name": "https://blog.grimm-co.com/2021/03/new-old-bugs-in-linux-kernel.html", "refsource": "MISC", "url": "https://blog.grimm-co.com/2021/03/new-old-bugs-in-linux-kernel.html" }, { "name": "http://packetstormsecurity.com/files/162117/Kernel-Live-Patch-Security-Notice-LSN-0075-1.html", "refsource": "MISC", "url": "http://packetstormsecurity.com/files/162117/Kernel-Live-Patch-Security-Notice-LSN-0075-1.html" }, { "name": "https://security.netapp.com/advisory/ntap-20210409-0001/", "refsource": "CONFIRM", "url": "https://security.netapp.com/advisory/ntap-20210409-0001/" } ] } } } }, "cveMetadata": { "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2021-27364", "datePublished": "2021-03-07T04:03:38", "dateReserved": "2021-02-17T00:00:00", "dateUpdated": "2024-08-03T20:48:16.468Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }
CVE-2019-19813 (GCVE-0-2019-19813)
Vulnerability from cvelistv5
Published
2019-12-17 05:43
Modified
2024-08-05 02:25
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image, performing some operations, and then making a syncfs system call can lead to a use-after-free in __mutex_lock in kernel/locking/mutex.c. This is related to mutex_can_spin_on_owner in kernel/locking/mutex.c, __btrfs_qgroup_free_meta in fs/btrfs/qgroup.c, and btrfs_insert_delayed_items in fs/btrfs/delayed-inode.c.
References
URL | Tags | ||||||||||||||||
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{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-05T02:25:12.703Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19813" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://security.netapp.com/advisory/ntap-20200103-0001/" }, { "name": "USN-4414-1", "tags": [ "vendor-advisory", "x_refsource_UBUNTU", "x_transferred" ], "url": "https://usn.ubuntu.com/4414-1/" }, { "name": "[debian-lts-announce] 20200928 [SECURITY] [DLA 2385-1] linux-4.19 security update", "tags": [ "mailing-list", "x_refsource_MLIST", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2020/09/msg00025.html" }, { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "tags": [ "mailing-list", "x_refsource_MLIST", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "product": "n/a", "vendor": "n/a", "versions": [ { "status": "affected", "version": "n/a" } ] } ], "descriptions": [ { "lang": "en", "value": "In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image, performing some operations, and then making a syncfs system call can lead to a use-after-free in __mutex_lock in kernel/locking/mutex.c. This is related to mutex_can_spin_on_owner in kernel/locking/mutex.c, __btrfs_qgroup_free_meta in fs/btrfs/qgroup.c, and btrfs_insert_delayed_items in fs/btrfs/delayed-inode.c." } ], "problemTypes": [ { "descriptions": [ { "description": "n/a", "lang": "en", "type": "text" } ] } ], "providerMetadata": { "dateUpdated": "2021-03-09T20:06:30", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19813" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://security.netapp.com/advisory/ntap-20200103-0001/" }, { "name": "USN-4414-1", "tags": [ "vendor-advisory", "x_refsource_UBUNTU" ], "url": "https://usn.ubuntu.com/4414-1/" }, { "name": "[debian-lts-announce] 20200928 [SECURITY] [DLA 2385-1] linux-4.19 security update", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "https://lists.debian.org/debian-lts-announce/2020/09/msg00025.html" }, { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" } ], "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2019-19813", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "n/a", "version": { "version_data": [ { "version_value": "n/a" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image, performing some operations, and then making a syncfs system call can lead to a use-after-free in __mutex_lock in kernel/locking/mutex.c. This is related to mutex_can_spin_on_owner in kernel/locking/mutex.c, __btrfs_qgroup_free_meta in fs/btrfs/qgroup.c, and btrfs_insert_delayed_items in fs/btrfs/delayed-inode.c." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19813", "refsource": "MISC", "url": "https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19813" }, { "name": "https://security.netapp.com/advisory/ntap-20200103-0001/", "refsource": "CONFIRM", "url": "https://security.netapp.com/advisory/ntap-20200103-0001/" }, { "name": "USN-4414-1", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/4414-1/" }, { "name": "[debian-lts-announce] 20200928 [SECURITY] [DLA 2385-1] linux-4.19 security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2020/09/msg00025.html" }, { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" } ] } } } }, "cveMetadata": { "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2019-19813", "datePublished": "2019-12-17T05:43:52", "dateReserved": "2019-12-16T00:00:00", "dateUpdated": "2024-08-05T02:25:12.703Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }
CVE-2019-19318 (GCVE-0-2019-19318)
Vulnerability from cvelistv5
Published
2019-11-27 23:41
Modified
2024-08-05 02:16
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
In the Linux kernel 5.3.11, mounting a crafted btrfs image twice can cause an rwsem_down_write_slowpath use-after-free because (in rwsem_can_spin_on_owner in kernel/locking/rwsem.c) rwsem_owner_flags returns an already freed pointer,
References
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{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-05T02:16:47.014Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19318" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://security.netapp.com/advisory/ntap-20200103-0001/" }, { "name": "openSUSE-SU-2020:0336", "tags": [ "vendor-advisory", "x_refsource_SUSE", "x_transferred" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html" }, { "name": "USN-4414-1", "tags": [ "vendor-advisory", "x_refsource_UBUNTU", "x_transferred" ], "url": "https://usn.ubuntu.com/4414-1/" }, { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "tags": [ "mailing-list", "x_refsource_MLIST", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "product": "n/a", "vendor": "n/a", "versions": [ { "status": "affected", "version": "n/a" } ] } ], "descriptions": [ { "lang": "en", "value": "In the Linux kernel 5.3.11, mounting a crafted btrfs image twice can cause an rwsem_down_write_slowpath use-after-free because (in rwsem_can_spin_on_owner in kernel/locking/rwsem.c) rwsem_owner_flags returns an already freed pointer," } ], "problemTypes": [ { "descriptions": [ { "description": "n/a", "lang": "en", "type": "text" } ] } ], "providerMetadata": { "dateUpdated": "2021-03-09T20:06:35", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19318" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://security.netapp.com/advisory/ntap-20200103-0001/" }, { "name": "openSUSE-SU-2020:0336", "tags": [ "vendor-advisory", "x_refsource_SUSE" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html" }, { "name": "USN-4414-1", "tags": [ "vendor-advisory", "x_refsource_UBUNTU" ], "url": "https://usn.ubuntu.com/4414-1/" }, { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" } ], "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2019-19318", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "n/a", "version": { "version_data": [ { "version_value": "n/a" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "In the Linux kernel 5.3.11, mounting a crafted btrfs image twice can cause an rwsem_down_write_slowpath use-after-free because (in rwsem_can_spin_on_owner in kernel/locking/rwsem.c) rwsem_owner_flags returns an already freed pointer," } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19318", "refsource": "MISC", "url": "https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19318" }, { "name": "https://security.netapp.com/advisory/ntap-20200103-0001/", "refsource": "CONFIRM", "url": "https://security.netapp.com/advisory/ntap-20200103-0001/" }, { "name": "openSUSE-SU-2020:0336", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html" }, { "name": "USN-4414-1", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/4414-1/" }, { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" } ] } } } }, "cveMetadata": { "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2019-19318", "datePublished": "2019-11-27T23:41:36", "dateReserved": "2019-11-26T00:00:00", "dateUpdated": "2024-08-05T02:16:47.014Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }
CVE-2021-26930 (GCVE-0-2021-26930)
Vulnerability from cvelistv5
Published
2021-02-17 00:00
Modified
2024-08-03 20:33
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
An issue was discovered in the Linux kernel 3.11 through 5.10.16, as used by Xen. To service requests to the PV backend, the driver maps grant references provided by the frontend. In this process, errors may be encountered. In one case, an error encountered earlier might be discarded by later processing, resulting in the caller assuming successful mapping, and hence subsequent operations trying to access space that wasn't mapped. In another case, internal state would be insufficiently updated, preventing safe recovery from the error. This affects drivers/block/xen-blkback/blkback.c.
References
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{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-03T20:33:41.395Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_transferred" ], "url": "http://xenbits.xen.org/xsa/advisory-365.html" }, { "name": "FEDORA-2021-8d45d297c6", "tags": [ "vendor-advisory", "x_transferred" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2XQR52ICKRK3GC4HDWLMWF2U55YGAR63/" }, { "name": "FEDORA-2021-7143aca8cb", "tags": [ "vendor-advisory", "x_transferred" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GWQWPWYZRXVFJI5M3VCM72X27IB7CKOB/" }, { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "tags": [ "mailing-list", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" }, { "tags": [ "x_transferred" ], "url": "https://security.netapp.com/advisory/ntap-20210326-0001/" }, { "name": "[debian-lts-announce] 20210330 [SECURITY] [DLA 2610-1] linux-4.19 security update", "tags": [ "mailing-list", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00035.html" }, { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=871997bc9e423f05c7da7c9178e62dde5df2a7f8" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "product": "n/a", "vendor": "n/a", "versions": [ { "status": "affected", "version": "n/a" } ] } ], "descriptions": [ { "lang": "en", "value": "An issue was discovered in the Linux kernel 3.11 through 5.10.16, as used by Xen. To service requests to the PV backend, the driver maps grant references provided by the frontend. In this process, errors may be encountered. In one case, an error encountered earlier might be discarded by later processing, resulting in the caller assuming successful mapping, and hence subsequent operations trying to access space that wasn\u0027t mapped. In another case, internal state would be insufficiently updated, preventing safe recovery from the error. This affects drivers/block/xen-blkback/blkback.c." } ], "problemTypes": [ { "descriptions": [ { "description": "n/a", "lang": "en", "type": "text" } ] } ], "providerMetadata": { "dateUpdated": "2024-03-25T00:39:36.758850", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre" }, "references": [ { "url": "http://xenbits.xen.org/xsa/advisory-365.html" }, { "name": "FEDORA-2021-8d45d297c6", "tags": [ "vendor-advisory" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2XQR52ICKRK3GC4HDWLMWF2U55YGAR63/" }, { "name": "FEDORA-2021-7143aca8cb", "tags": [ "vendor-advisory" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GWQWPWYZRXVFJI5M3VCM72X27IB7CKOB/" }, { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "tags": [ "mailing-list" ], "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" }, { "url": "https://security.netapp.com/advisory/ntap-20210326-0001/" }, { "name": "[debian-lts-announce] 20210330 [SECURITY] [DLA 2610-1] linux-4.19 security update", "tags": [ "mailing-list" ], "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00035.html" }, { "url": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=871997bc9e423f05c7da7c9178e62dde5df2a7f8" } ] } }, "cveMetadata": { "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2021-26930", "datePublished": "2021-02-17T00:00:00", "dateReserved": "2021-02-09T00:00:00", "dateUpdated": "2024-08-03T20:33:41.395Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }
CVE-2020-29568 (GCVE-0-2020-29568)
Vulnerability from cvelistv5
Published
2020-12-15 16:52
Modified
2024-08-04 16:55
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
An issue was discovered in Xen through 4.14.x. Some OSes (such as Linux, FreeBSD, and NetBSD) are processing watch events using a single thread. If the events are received faster than the thread is able to handle, they will get queued. As the queue is unbounded, a guest may be able to trigger an OOM in the backend. All systems with a FreeBSD, Linux, or NetBSD (any version) dom0 are vulnerable.
References
URL | Tags | ||||||||||||||||
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|
{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-04T16:55:10.345Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://xenbits.xenproject.org/xsa/advisory-349.html" }, { "name": "DSA-4843", "tags": [ "vendor-advisory", "x_refsource_DEBIAN", "x_transferred" ], "url": "https://www.debian.org/security/2021/dsa-4843" }, { "name": "[debian-lts-announce] 20210212 [SECURITY] [DLA 2557-1] linux-4.19 security update", "tags": [ "mailing-list", "x_refsource_MLIST", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html" }, { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "tags": [ "mailing-list", "x_refsource_MLIST", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" }, { "name": "GLSA-202107-30", "tags": [ "vendor-advisory", "x_refsource_GENTOO", "x_transferred" ], "url": "https://security.gentoo.org/glsa/202107-30" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "product": "n/a", "vendor": "n/a", "versions": [ { "status": "affected", "version": "n/a" } ] } ], "descriptions": [ { "lang": "en", "value": "An issue was discovered in Xen through 4.14.x. Some OSes (such as Linux, FreeBSD, and NetBSD) are processing watch events using a single thread. If the events are received faster than the thread is able to handle, they will get queued. As the queue is unbounded, a guest may be able to trigger an OOM in the backend. All systems with a FreeBSD, Linux, or NetBSD (any version) dom0 are vulnerable." } ], "problemTypes": [ { "descriptions": [ { "description": "n/a", "lang": "en", "type": "text" } ] } ], "providerMetadata": { "dateUpdated": "2021-07-12T04:06:12", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "https://xenbits.xenproject.org/xsa/advisory-349.html" }, { "name": "DSA-4843", "tags": [ "vendor-advisory", "x_refsource_DEBIAN" ], "url": "https://www.debian.org/security/2021/dsa-4843" }, { "name": "[debian-lts-announce] 20210212 [SECURITY] [DLA 2557-1] linux-4.19 security update", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html" }, { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" }, { "name": "GLSA-202107-30", "tags": [ "vendor-advisory", "x_refsource_GENTOO" ], "url": "https://security.gentoo.org/glsa/202107-30" } ], "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2020-29568", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "n/a", "version": { "version_data": [ { "version_value": "n/a" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "An issue was discovered in Xen through 4.14.x. Some OSes (such as Linux, FreeBSD, and NetBSD) are processing watch events using a single thread. If the events are received faster than the thread is able to handle, they will get queued. As the queue is unbounded, a guest may be able to trigger an OOM in the backend. All systems with a FreeBSD, Linux, or NetBSD (any version) dom0 are vulnerable." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "https://xenbits.xenproject.org/xsa/advisory-349.html", "refsource": "MISC", "url": "https://xenbits.xenproject.org/xsa/advisory-349.html" }, { "name": "DSA-4843", "refsource": "DEBIAN", "url": "https://www.debian.org/security/2021/dsa-4843" }, { "name": "[debian-lts-announce] 20210212 [SECURITY] [DLA 2557-1] linux-4.19 security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html" }, { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" }, { "name": "GLSA-202107-30", "refsource": "GENTOO", "url": "https://security.gentoo.org/glsa/202107-30" } ] } } } }, "cveMetadata": { "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2020-29568", "datePublished": "2020-12-15T16:52:04", "dateReserved": "2020-12-04T00:00:00", "dateUpdated": "2024-08-04T16:55:10.345Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }
CVE-2020-29569 (GCVE-0-2020-29569)
Vulnerability from cvelistv5
Published
2020-12-15 17:00
Modified
2024-08-04 16:55
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
An issue was discovered in the Linux kernel through 5.10.1, as used with Xen through 4.14.x. The Linux kernel PV block backend expects the kernel thread handler to reset ring->xenblkd to NULL when stopped. However, the handler may not have time to run if the frontend quickly toggles between the states connect and disconnect. As a consequence, the block backend may re-use a pointer after it was freed. A misbehaving guest can trigger a dom0 crash by continuously connecting / disconnecting a block frontend. Privilege escalation and information leaks cannot be ruled out. This only affects systems with a Linux blkback.
References
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{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-04T16:55:10.494Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://xenbits.xenproject.org/xsa/advisory-350.html" }, { "name": "DSA-4843", "tags": [ "vendor-advisory", "x_refsource_DEBIAN", "x_transferred" ], "url": "https://www.debian.org/security/2021/dsa-4843" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://security.netapp.com/advisory/ntap-20210205-0001/" }, { "name": "[debian-lts-announce] 20210212 [SECURITY] [DLA 2557-1] linux-4.19 security update", "tags": [ "mailing-list", "x_refsource_MLIST", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html" }, { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "tags": [ "mailing-list", "x_refsource_MLIST", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" }, { "name": "GLSA-202107-30", "tags": [ "vendor-advisory", "x_refsource_GENTOO", "x_transferred" ], "url": "https://security.gentoo.org/glsa/202107-30" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "product": "n/a", "vendor": "n/a", "versions": [ { "status": "affected", "version": "n/a" } ] } ], "descriptions": [ { "lang": "en", "value": "An issue was discovered in the Linux kernel through 5.10.1, as used with Xen through 4.14.x. The Linux kernel PV block backend expects the kernel thread handler to reset ring-\u003exenblkd to NULL when stopped. However, the handler may not have time to run if the frontend quickly toggles between the states connect and disconnect. As a consequence, the block backend may re-use a pointer after it was freed. A misbehaving guest can trigger a dom0 crash by continuously connecting / disconnecting a block frontend. Privilege escalation and information leaks cannot be ruled out. 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This only affects systems with a Linux blkback." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "https://xenbits.xenproject.org/xsa/advisory-350.html", "refsource": "MISC", "url": "https://xenbits.xenproject.org/xsa/advisory-350.html" }, { "name": "DSA-4843", "refsource": "DEBIAN", "url": "https://www.debian.org/security/2021/dsa-4843" }, { "name": "https://security.netapp.com/advisory/ntap-20210205-0001/", "refsource": "CONFIRM", "url": "https://security.netapp.com/advisory/ntap-20210205-0001/" }, { "name": "[debian-lts-announce] 20210212 [SECURITY] [DLA 2557-1] linux-4.19 security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html" }, { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" }, { "name": "GLSA-202107-30", "refsource": "GENTOO", "url": "https://security.gentoo.org/glsa/202107-30" } ] } } } }, "cveMetadata": { "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2020-29569", "datePublished": "2020-12-15T17:00:36", "dateReserved": "2020-12-04T00:00:00", "dateUpdated": "2024-08-04T16:55:10.494Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }
CVE-2020-28374 (GCVE-0-2020-28374)
Vulnerability from cvelistv5
Published
2021-01-13 03:07
Modified
2024-08-04 16:33
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
In drivers/target/target_core_xcopy.c in the Linux kernel before 5.10.7, insufficient identifier checking in the LIO SCSI target code can be used by remote attackers to read or write files via directory traversal in an XCOPY request, aka CID-2896c93811e3. For example, an attack can occur over a network if the attacker has access to one iSCSI LUN. The attacker gains control over file access because I/O operations are proxied via an attacker-selected backstore.
References
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CVE-2021-3178 (GCVE-0-2021-3178)
Vulnerability from cvelistv5
Published
2021-01-19 06:44
Modified
2024-08-03 16:45
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
fs/nfsd/nfs3xdr.c in the Linux kernel through 5.10.8, when there is an NFS export of a subdirectory of a filesystem, allows remote attackers to traverse to other parts of the filesystem via READDIRPLUS. NOTE: some parties argue that such a subdirectory export is not intended to prevent this attack; see also the exports(5) no_subtree_check default behavior
References
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CVE-2021-26932 (GCVE-0-2021-26932)
Vulnerability from cvelistv5
Published
2021-02-17 00:00
Modified
2024-08-03 20:33
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
An issue was discovered in the Linux kernel 3.2 through 5.10.16, as used by Xen. Grant mapping operations often occur in batch hypercalls, where a number of operations are done in a single hypercall, the success or failure of each one is reported to the backend driver, and the backend driver then loops over the results, performing follow-up actions based on the success or failure of each operation. Unfortunately, when running in PV mode, the Linux backend drivers mishandle this: Some errors are ignored, effectively implying their success from the success of related batch elements. In other cases, errors resulting from one batch element lead to further batch elements not being inspected, and hence successful ones to not be possible to properly unmap upon error recovery. Only systems with Linux backends running in PV mode are vulnerable. Linux backends run in HVM / PVH modes are not vulnerable. This affects arch/*/xen/p2m.c and drivers/xen/gntdev.c.
References
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CVE-2021-3347 (GCVE-0-2021-3347)
Vulnerability from cvelistv5
Published
2021-01-29 16:56
Modified
2025-07-24 03:55
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
An issue was discovered in the Linux kernel through 5.10.11. PI futexes have a kernel stack use-after-free during fault handling, allowing local users to execute code in the kernel, aka CID-34b1a1ce1458.
References
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CVE-2020-29661 (GCVE-0-2020-29661)
Vulnerability from cvelistv5
Published
2020-12-09 16:57
Modified
2024-08-04 16:55
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
A locking issue was discovered in the tty subsystem of the Linux kernel through 5.9.13. drivers/tty/tty_jobctrl.c allows a use-after-free attack against TIOCSPGRP, aka CID-54ffccbf053b.
References
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"url": "http://www.openwall.com/lists/oss-security/2020/12/10/1" }, { "name": "FEDORA-2020-b732958765", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MZ7OAKAEFAXQRGBZK4LYUWINCD3D2XCL/" }, { "name": "FEDORA-2020-bc0cc81a7a", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BOB25SU6XUL4TNP7KB63WNZSYTIYFDPP/" }, { "name": "DSA-4843", "refsource": "DEBIAN", "url": "https://www.debian.org/security/2021/dsa-4843" }, { "name": "[debian-lts-announce] 20210212 [SECURITY] [DLA 2557-1] linux-4.19 security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html" }, { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" }, { "name": "https://www.oracle.com/security-alerts/cpuoct2021.html", "refsource": "MISC", "url": "https://www.oracle.com/security-alerts/cpuoct2021.html" }, { "name": "http://packetstormsecurity.com/files/160681/Linux-TIOCSPGRP-Broken-Locking.html", "refsource": "MISC", "url": "http://packetstormsecurity.com/files/160681/Linux-TIOCSPGRP-Broken-Locking.html" }, { "name": "https://security.netapp.com/advisory/ntap-20210122-0001/", "refsource": "CONFIRM", "url": "https://security.netapp.com/advisory/ntap-20210122-0001/" }, { "name": "http://packetstormsecurity.com/files/164950/Kernel-Live-Patch-Security-Notice-LSN-0082-1.html", "refsource": "MISC", "url": "http://packetstormsecurity.com/files/164950/Kernel-Live-Patch-Security-Notice-LSN-0082-1.html" } ] } } } }, "cveMetadata": { "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2020-29661", "datePublished": "2020-12-09T16:57:41", "dateReserved": "2020-12-09T00:00:00", "dateUpdated": "2024-08-04T16:55:10.638Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }
CVE-2021-27365 (GCVE-0-2021-27365)
Vulnerability from cvelistv5
Published
2021-03-07 04:22
Modified
2024-08-03 20:48
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
An issue was discovered in the Linux kernel through 5.11.3. Certain iSCSI data structures do not have appropriate length constraints or checks, and can exceed the PAGE_SIZE value. An unprivileged user can send a Netlink message that is associated with iSCSI, and has a length up to the maximum length of a Netlink message.
References
URL | Tags | |||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
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CVE-2019-19816 (GCVE-0-2019-19816)
Vulnerability from cvelistv5
Published
2019-12-17 05:58
Modified
2024-08-05 02:25
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image and performing some operations can cause slab-out-of-bounds write access in __btrfs_map_block in fs/btrfs/volumes.c, because a value of 1 for the number of data stripes is mishandled.
References
URL | Tags | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
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"mitre" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19816" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://security.netapp.com/advisory/ntap-20200103-0001/" }, { "name": "USN-4414-1", "tags": [ "vendor-advisory", "x_refsource_UBUNTU" ], "url": "https://usn.ubuntu.com/4414-1/" }, { "name": "[debian-lts-announce] 20200928 [SECURITY] [DLA 2385-1] linux-4.19 security update", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "https://lists.debian.org/debian-lts-announce/2020/09/msg00025.html" }, { "name": "[debian-lts-announce] 20201210 [SECURITY] [DLA 2483-1] linux-4.19 security update", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "https://lists.debian.org/debian-lts-announce/2020/12/msg00015.html" }, { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" } ], "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2019-19816", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "n/a", "version": { "version_data": [ { "version_value": "n/a" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image and performing some operations can cause slab-out-of-bounds write access in __btrfs_map_block in fs/btrfs/volumes.c, because a value of 1 for the number of data stripes is mishandled." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19816", "refsource": "MISC", "url": "https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19816" }, { "name": "https://security.netapp.com/advisory/ntap-20200103-0001/", "refsource": "CONFIRM", "url": "https://security.netapp.com/advisory/ntap-20200103-0001/" }, { "name": "USN-4414-1", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/4414-1/" }, { "name": "[debian-lts-announce] 20200928 [SECURITY] [DLA 2385-1] linux-4.19 security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2020/09/msg00025.html" }, { "name": "[debian-lts-announce] 20201210 [SECURITY] [DLA 2483-1] linux-4.19 security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2020/12/msg00015.html" }, { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" } ] } } } }, "cveMetadata": { "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2019-19816", "datePublished": "2019-12-17T05:58:39", "dateReserved": "2019-12-16T00:00:00", "dateUpdated": "2024-08-05T02:25:12.674Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }
CVE-2020-36158 (GCVE-0-2020-36158)
Vulnerability from cvelistv5
Published
2021-01-05 04:25
Modified
2024-08-04 17:23
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
mwifiex_cmd_802_11_ad_hoc_start in drivers/net/wireless/marvell/mwifiex/join.c in the Linux kernel through 5.10.4 might allow remote attackers to execute arbitrary code via a long SSID value, aka CID-5c455c5ab332.
References
URL | Tags | ||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
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CVE-2020-27825 (GCVE-0-2020-27825)
Vulnerability from cvelistv5
Published
2020-12-11 17:13
Modified
2024-08-04 16:25
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-362 - ->CWE-416
Summary
A use-after-free flaw was found in kernel/trace/ring_buffer.c in Linux kernel (before 5.10-rc1). There was a race problem in trace_open and resize of cpu buffer running parallely on different cpus, may cause a denial of service problem (DOS). This flaw could even allow a local attacker with special user privilege to a kernel information leak threat.
References
URL | Tags | ||||||||||||||||
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|
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CVE-2021-28038 (GCVE-0-2021-28038)
Vulnerability from cvelistv5
Published
2021-03-05 00:00
Modified
2024-08-03 21:33
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
An issue was discovered in the Linux kernel through 5.11.3, as used with Xen PV. A certain part of the netback driver lacks necessary treatment of errors such as failed memory allocations (as a result of changes to the handling of grant mapping errors). A host OS denial of service may occur during misbehavior of a networking frontend driver. NOTE: this issue exists because of an incomplete fix for CVE-2021-26931.
References
URL | Tags | |||||||||||||||||||
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|
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CVE-2020-27815 (GCVE-0-2020-27815)
Vulnerability from cvelistv5
Published
2021-05-26 12:18
Modified
2024-08-04 16:25
Severity ?
VLAI Severity ?
EPSS score ?
CWE
Summary
A flaw was found in the JFS filesystem code in the Linux Kernel which allows a local attacker with the ability to set extended attributes to panic the system, causing memory corruption or escalating privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
References
URL | Tags | |||||||||||||||||||||||||||||||
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Impacted products
Vendor | Product | Version | ||
---|---|---|---|---|
n/a | Linux Kernel |
Version: 5.9.6 |
{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-04T16:25:43.353Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "name": "[oss-security] 20201201 CVE-2020-27815 Linux kernel: jfs: array-index-out-of-bounds in dbAdjTree", "tags": [ "mailing-list", "x_refsource_MLIST", "x_transferred" ], "url": "http://www.openwall.com/lists/oss-security/2020/11/30/5" }, { "name": "[oss-security] 20201228 Re: CVE-2020-27815 Linux kernel: jfs: array-index-out-of-bounds in dbAdjTree", "tags": [ "mailing-list", "x_refsource_MLIST", "x_transferred" ], "url": "http://www.openwall.com/lists/oss-security/2020/12/28/1" }, { "name": "DSA-4843", "tags": [ "vendor-advisory", "x_refsource_DEBIAN", "x_transferred" ], "url": "https://www.debian.org/security/2021/dsa-4843" }, { "name": "[debian-lts-announce] 20210212 [SECURITY] [DLA 2557-1] linux-4.19 security update", "tags": [ "mailing-list", "x_refsource_MLIST", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html" }, { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "tags": [ "mailing-list", "x_refsource_MLIST", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1897668%2C" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://www.openwall.com/lists/oss-security/2020/11/30/5%2C" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://www.openwall.com/lists/oss-security/2020/12/28/1%2C" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c61b3e4839007668360ed8b87d7da96d2e59fc6c" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://security.netapp.com/advisory/ntap-20210702-0004/" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "product": "Linux Kernel", "vendor": "n/a", "versions": [ { "status": "affected", "version": "5.9.6" } ] } ], "descriptions": [ { "lang": "en", "value": "A flaw was found in the JFS filesystem code in the Linux Kernel which allows a local attacker with the ability to set extended attributes to panic the system, causing memory corruption or escalating privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability." } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-119", "description": "CWE-119", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2021-07-02T11:06:54", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat" }, "references": [ { "name": "[oss-security] 20201201 CVE-2020-27815 Linux kernel: jfs: array-index-out-of-bounds in dbAdjTree", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "http://www.openwall.com/lists/oss-security/2020/11/30/5" }, { "name": "[oss-security] 20201228 Re: CVE-2020-27815 Linux kernel: jfs: array-index-out-of-bounds in dbAdjTree", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "http://www.openwall.com/lists/oss-security/2020/12/28/1" }, { "name": "DSA-4843", "tags": [ "vendor-advisory", "x_refsource_DEBIAN" ], "url": "https://www.debian.org/security/2021/dsa-4843" }, { "name": "[debian-lts-announce] 20210212 [SECURITY] [DLA 2557-1] linux-4.19 security update", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html" }, { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" }, { "tags": [ "x_refsource_MISC" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1897668%2C" }, { "tags": [ "x_refsource_MISC" ], "url": "https://www.openwall.com/lists/oss-security/2020/11/30/5%2C" }, { "tags": [ "x_refsource_MISC" ], "url": "https://www.openwall.com/lists/oss-security/2020/12/28/1%2C" }, { "tags": [ "x_refsource_MISC" ], "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c61b3e4839007668360ed8b87d7da96d2e59fc6c" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://security.netapp.com/advisory/ntap-20210702-0004/" } ] } }, "cveMetadata": { "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2020-27815", "datePublished": "2021-05-26T12:18:11", "dateReserved": "2020-10-27T00:00:00", "dateUpdated": "2024-08-04T16:25:43.353Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }
CVE-2021-27363 (GCVE-0-2021-27363)
Vulnerability from cvelistv5
Published
2021-03-07 03:55
Modified
2024-08-03 20:48
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
An issue was discovered in the Linux kernel through 5.11.3. A kernel pointer leak can be used to determine the address of the iscsi_transport structure. When an iSCSI transport is registered with the iSCSI subsystem, the transport's handle is available to unprivileged users via the sysfs file system, at /sys/class/iscsi_transport/$TRANSPORT_NAME/handle. When read, the show_transport_handle function (in drivers/scsi/scsi_transport_iscsi.c) is called, which leaks the handle. This handle is actually the pointer to an iscsi_transport struct in the kernel module's global variables.
References
URL | Tags | |||||||||||||||||||||||||
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{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-03T20:48:16.475Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "http://www.openwall.com/lists/oss-security/2021/03/06/1" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://bugzilla.suse.com/show_bug.cgi?id=1182716" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=688e8128b7a92df982709a4137ea4588d16f24aa" }, { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "tags": [ "mailing-list", "x_refsource_MLIST", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://blog.grimm-co.com/2021/03/new-old-bugs-in-linux-kernel.html" }, { "name": "[debian-lts-announce] 20210330 [SECURITY] [DLA 2610-1] linux-4.19 security update", "tags": [ "mailing-list", "x_refsource_MLIST", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00035.html" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "http://packetstormsecurity.com/files/162117/Kernel-Live-Patch-Security-Notice-LSN-0075-1.html" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://security.netapp.com/advisory/ntap-20210409-0001/" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "product": "n/a", "vendor": "n/a", "versions": [ { "status": "affected", "version": "n/a" } ] } ], "descriptions": [ { "lang": "en", "value": "An issue was discovered in the Linux kernel through 5.11.3. A kernel pointer leak can be used to determine the address of the iscsi_transport structure. When an iSCSI transport is registered with the iSCSI subsystem, the transport\u0027s handle is available to unprivileged users via the sysfs file system, at /sys/class/iscsi_transport/$TRANSPORT_NAME/handle. When read, the show_transport_handle function (in drivers/scsi/scsi_transport_iscsi.c) is called, which leaks the handle. This handle is actually the pointer to an iscsi_transport struct in the kernel module\u0027s global variables." } ], "problemTypes": [ { "descriptions": [ { "description": "n/a", "lang": "en", "type": "text" } ] } ], "providerMetadata": { "dateUpdated": "2021-04-09T08:06:30", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "http://www.openwall.com/lists/oss-security/2021/03/06/1" }, { "tags": [ "x_refsource_MISC" ], "url": "https://bugzilla.suse.com/show_bug.cgi?id=1182716" }, { "tags": [ "x_refsource_MISC" ], "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=688e8128b7a92df982709a4137ea4588d16f24aa" }, { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" }, { "tags": [ "x_refsource_MISC" ], "url": "https://blog.grimm-co.com/2021/03/new-old-bugs-in-linux-kernel.html" }, { "name": "[debian-lts-announce] 20210330 [SECURITY] [DLA 2610-1] linux-4.19 security update", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00035.html" }, { "tags": [ "x_refsource_MISC" ], "url": "http://packetstormsecurity.com/files/162117/Kernel-Live-Patch-Security-Notice-LSN-0075-1.html" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://security.netapp.com/advisory/ntap-20210409-0001/" } ], "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2021-27363", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "n/a", "version": { "version_data": [ { "version_value": "n/a" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "An issue was discovered in the Linux kernel through 5.11.3. A kernel pointer leak can be used to determine the address of the iscsi_transport structure. When an iSCSI transport is registered with the iSCSI subsystem, the transport\u0027s handle is available to unprivileged users via the sysfs file system, at /sys/class/iscsi_transport/$TRANSPORT_NAME/handle. When read, the show_transport_handle function (in drivers/scsi/scsi_transport_iscsi.c) is called, which leaks the handle. This handle is actually the pointer to an iscsi_transport struct in the kernel module\u0027s global variables." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "http://www.openwall.com/lists/oss-security/2021/03/06/1", "refsource": "MISC", "url": "http://www.openwall.com/lists/oss-security/2021/03/06/1" }, { "name": "https://bugzilla.suse.com/show_bug.cgi?id=1182716", "refsource": "MISC", "url": "https://bugzilla.suse.com/show_bug.cgi?id=1182716" }, { "name": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=688e8128b7a92df982709a4137ea4588d16f24aa", "refsource": "MISC", "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=688e8128b7a92df982709a4137ea4588d16f24aa" }, { "name": "[debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html" }, { "name": "https://blog.grimm-co.com/2021/03/new-old-bugs-in-linux-kernel.html", "refsource": "MISC", "url": "https://blog.grimm-co.com/2021/03/new-old-bugs-in-linux-kernel.html" }, { "name": "[debian-lts-announce] 20210330 [SECURITY] [DLA 2610-1] linux-4.19 security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00035.html" }, { "name": "http://packetstormsecurity.com/files/162117/Kernel-Live-Patch-Security-Notice-LSN-0075-1.html", "refsource": "MISC", "url": "http://packetstormsecurity.com/files/162117/Kernel-Live-Patch-Security-Notice-LSN-0075-1.html" }, { "name": "https://security.netapp.com/advisory/ntap-20210409-0001/", "refsource": "CONFIRM", "url": "https://security.netapp.com/advisory/ntap-20210409-0001/" } ] } } } }, "cveMetadata": { "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2021-27363", "datePublished": "2021-03-07T03:55:58", "dateReserved": "2021-02-17T00:00:00", "dateUpdated": "2024-08-03T20:48:16.475Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }
CVE-2021-26931 (GCVE-0-2021-26931)
Vulnerability from cvelistv5
Published
2021-02-17 00:00
Modified
2024-08-03 20:33
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
An issue was discovered in the Linux kernel 2.6.39 through 5.10.16, as used in Xen. Block, net, and SCSI backends consider certain errors a plain bug, deliberately causing a kernel crash. For errors potentially being at least under the influence of guests (such as out of memory conditions), it isn't correct to assume a plain bug. Memory allocations potentially causing such crashes occur only when Linux is running in PV mode, though. This affects drivers/block/xen-blkback/blkback.c and drivers/xen/xen-scsiback.c.
References
URL | Tags | ||||||||||||||||||||||||||||
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Sightings
Author | Source | Type | Date |
---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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