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CERTFR-2020-AVI-007
Vulnerability from certfr_avis
De multiples vulnérabilités ont été découvertes dans le noyau Linux de Red Hat. Certaines d'entre elles permettent à un attaquant de provoquer un déni de service, une atteinte à l'intégrité des données et une atteinte à la confidentialité des données.
Solution
Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).
NoneImpacted products
Vendor | Product | Description | ||
---|---|---|---|---|
Red Hat | Red Hat Enterprise Linux | Red Hat Enterprise Linux for x86_64 - Extended Update Support 7.5 x86_64 | ||
Red Hat | Red Hat Enterprise Linux | Red Hat Enterprise Linux for Power, big endian - Extended Update Support 7.5 ppc64 | ||
Red Hat | Red Hat Enterprise Linux | Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 7.5 s390x | ||
Red Hat | Red Hat Enterprise Linux | Red Hat Enterprise Linux EUS Compute Node 7.5 x86_64 | ||
Red Hat | Red Hat Enterprise Linux | Red Hat Enterprise Linux for Power, little endian - Extended Update Support 7.5 ppc64le |
References
Title | Publication Time | Tags | |||
---|---|---|---|---|---|
|
{ "$ref": "https://www.cert.ssi.gouv.fr/openapi.json", "affected_systems": [ { "description": "Red Hat Enterprise Linux for x86_64 - Extended Update Support 7.5 x86_64", "product": { "name": "Red Hat Enterprise Linux", "vendor": { "name": "Red Hat", "scada": false } } }, { "description": "Red Hat Enterprise Linux for Power, big endian - Extended Update Support 7.5 ppc64", "product": { "name": "Red Hat Enterprise Linux", "vendor": { "name": "Red Hat", "scada": false } } }, { "description": "Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 7.5 s390x", "product": { "name": "Red Hat Enterprise Linux", "vendor": { "name": "Red Hat", "scada": false } } }, { "description": "Red Hat Enterprise Linux EUS Compute Node 7.5 x86_64", "product": { "name": "Red Hat Enterprise Linux", "vendor": { "name": "Red Hat", "scada": false } } }, { "description": "Red Hat Enterprise Linux for Power, little endian - Extended Update Support 7.5 ppc64le", "product": { "name": "Red Hat Enterprise Linux", "vendor": { "name": "Red Hat", "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-2017-0861", "url": "https://www.cve.org/CVERecord?id=CVE-2017-0861" }, { "name": "CVE-2017-10661", "url": "https://www.cve.org/CVERecord?id=CVE-2017-10661" }, { "name": "CVE-2019-11810", "url": "https://www.cve.org/CVERecord?id=CVE-2019-11810" }, { "name": "CVE-2019-11811", "url": "https://www.cve.org/CVERecord?id=CVE-2019-11811" }, { "name": "CVE-2018-18281", "url": "https://www.cve.org/CVERecord?id=CVE-2018-18281" }, { "name": "CVE-2018-10853", "url": "https://www.cve.org/CVERecord?id=CVE-2018-10853" } ], "initial_release_date": "2020-01-08T00:00:00", "last_revision_date": "2020-01-08T00:00:00", "links": [], "reference": "CERTFR-2020-AVI-007", "revisions": [ { "description": "Version initiale", "revision_date": "2020-01-08T00:00:00.000000" } ], "risks": [ { "description": "Atteinte \u00e0 l\u0027int\u00e9grit\u00e9 des donn\u00e9es" }, { "description": "D\u00e9ni de service" }, { "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\nRed Hat. Certaines d\u0027entre elles permettent \u00e0 un attaquant de provoquer\nun d\u00e9ni de service, une atteinte \u00e0 l\u0027int\u00e9grit\u00e9 des donn\u00e9es et une\natteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es.\n", "title": "Multiples vuln\u00e9rabilit\u00e9s dans le noyau Linux de Red Hat", "vendor_advisories": [ { "published_at": null, "title": "Bulletin de s\u00e9curit\u00e9 Red Hat RHSA-2020:0036 du 07 janvier 2020", "url": "https://access.redhat.com/errata/RHSA-2020:0036" } ] }
CVE-2017-10661 (GCVE-0-2017-10661)
Vulnerability from cvelistv5
Published
2017-08-19 18:00
Modified
2024-08-05 17:41
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
Race condition in fs/timerfd.c in the Linux kernel before 4.10.15 allows local users to gain privileges or cause a denial of service (list corruption or use-after-free) via simultaneous file-descriptor operations that leverage improper might_cancel queueing.
References
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{ "name": "100215", "tags": [ "vdb-entry", "x_refsource_BID" ], "url": "http://www.securityfocus.com/bid/100215" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1481136" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.10.15" }, { "name": "DSA-3981", "tags": [ "vendor-advisory", "x_refsource_DEBIAN" ], "url": "http://www.debian.org/security/2017/dsa-3981" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://source.android.com/security/bulletin/2017-08-01" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://github.com/torvalds/linux/commit/1e38da300e1e395a15048b0af1e5305bd91402f6" }, { "name": "43345", "tags": [ "exploit", "x_refsource_EXPLOIT-DB" ], "url": "https://www.exploit-db.com/exploits/43345/" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1e38da300e1e395a15048b0af1e5305bd91402f6" }, { "name": 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CVE-2018-10853 (GCVE-0-2018-10853)
Vulnerability from cvelistv5
Published
2018-09-11 14:00
Modified
2024-08-05 07:46
Severity ?
VLAI Severity ?
EPSS score ?
CWE
Summary
A flaw was found in the way Linux kernel KVM hypervisor before 4.18 emulated instructions such as sgdt/sidt/fxsave/fxrstor. It did not check current privilege(CPL) level while emulating unprivileged instructions. An unprivileged guest user/process could use this flaw to potentially escalate privileges inside guest.
References
URL | Tags | ||||||||||||||||||||||||||||||||||||||||||||||
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|
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CVE-2019-11810 (GCVE-0-2019-11810)
Vulnerability from cvelistv5
Published
2019-05-07 13:04
Modified
2024-08-04 23:03
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
An issue was discovered in the Linux kernel before 5.0.7. A NULL pointer dereference can occur when megasas_create_frame_pool() fails in megasas_alloc_cmds() in drivers/scsi/megaraid/megaraid_sas_base.c. This causes a Denial of Service, related to a use-after-free.
References
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CVE-2018-18281 (GCVE-0-2018-18281)
Vulnerability from cvelistv5
Published
2018-10-30 18:00
Modified
2024-08-05 11:08
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
Since Linux kernel version 3.2, the mremap() syscall performs TLB flushes after dropping pagetable locks. If a syscall such as ftruncate() removes entries from the pagetables of a task that is in the middle of mremap(), a stale TLB entry can remain for a short time that permits access to a physical page after it has been released back to the page allocator and reused. This is fixed in the following kernel versions: 4.9.135, 4.14.78, 4.18.16, 4.19.
References
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CVE-2017-0861 (GCVE-0-2017-0861)
Vulnerability from cvelistv5
Published
2017-11-16 23:00
Modified
2024-09-16 19:09
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- Elevation of privilege
Summary
Use-after-free vulnerability in the snd_pcm_info function in the ALSA subsystem in the Linux kernel allows attackers to gain privileges via unspecified vectors.
References
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Impacted products
Vendor | Product | Version | ||
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Google Inc. | Android |
Version: Android kernel |
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CVE-2019-11811 (GCVE-0-2019-11811)
Vulnerability from cvelistv5
Published
2019-05-07 13:24
Modified
2024-08-04 23:03
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- n/a
Summary
An issue was discovered in the Linux kernel before 5.0.4. There is a use-after-free upon attempted read access to /proc/ioports after the ipmi_si module is removed, related to drivers/char/ipmi/ipmi_si_intf.c, drivers/char/ipmi/ipmi_si_mem_io.c, and drivers/char/ipmi/ipmi_si_port_io.c.
References
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Sightings
Author | Source | Type | Date |
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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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