RLSA-2026:70459 (CVE-2025-39964)
Vulnerability from osv_rocky – Published: 2026-09-24 18:05 – Updated: 2026-09-29 12:15 – Source websiteThe kernel packages contain the Linux kernel, the core of any Linux operating system.
Security Fix(es):
-
kernel: crypto: af_alg - Disallow concurrent writes in af_alg_sendmsg (CVE-2025-39964)
-
kernel: iommu/vt-d: Clear Present bit before tearing down PASID entry (CVE-2026-45894)
-
kernel: crypto: ccp - Fix a crash due to incorrect cleanup usage of kfree (CVE-2026-45959)
-
kernel: dm cache policy smq: fix missing locks in invalidating cache blocks (CVE-2026-53062)
-
kernel: keys: Pin request_key_auth payload in instantiate paths (CVE-2026-63823)
-
kernel: net/mlx5: Fix MCIA register buffer overflow on 32 dword reads (CVE-2026-68293)
-
kernel: Linux kernel: libceph null pointer dereference leads to denial of service (CVE-2026-68157)
-
kernel: Linux kernel Bluetooth RFCOMM: Denial of Service via use-after-free in set_termios (CVE-2026-68188)
-
kernel: libceph: refresh auth->authorizer_buf{,_len} after authorizer update (CVE-2026-68156)
-
kernel: Linux kernel (libceph): Denial of Service due to malformed monitor maps (CVE-2026-68155)
-
kernel: Bluetooth: mgmt: hold reference for hci_conn in mgmt_pending_cmds (CVE-2026-68391)
-
kernel: net/mlx5e: macsec: fix use-after-free of metadata_dst on RX SC delete (CVE-2026-72072)
-
kernel: mm/hugetlb: fix list corruption in allocate_file_region_entries() (CVE-2026-74518)
Bug Fix(es) and Enhancement(s):
-
[Intel 9.8 FEAT] ice: Driver Update [rhel-9.8.z] (JIRA:Rocky Linux-213003)
-
Rocky Linux 9.8: Multiuser Kerberized DFS shares fail to mount with UID mount option [rhel-9.8.z] (JIRA:Rocky Linux-254108)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
{
"affected": [
{
"package": {
"ecosystem": "Rocky Linux:9",
"name": "kernel",
"purl": "pkg:rpm/rocky-linux/kernel?distro=rocky-linux-9\u0026epoch=0"
},
"ranges": [
{
"database_specific": {
"yum_repository": "BaseOS"
},
"events": [
{
"introduced": "0"
},
{
"fixed": "0:5.14.0-687.50.1.el9_8"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"credits": [
{
"name": "Rocky Enterprise Software Foundation"
},
{
"name": "Red Hat"
}
],
"database_specific": {
"license": "CC-BY-4.0",
"license_url": "https://creativecommons.org/licenses/by/4.0/",
"source_advisory": "RHSA-2026:70459"
},
"details": "The kernel packages contain the Linux kernel, the core of any Linux operating system.\n\nSecurity Fix(es):\n\n* kernel: crypto: af_alg - Disallow concurrent writes in af_alg_sendmsg (CVE-2025-39964)\n\n* kernel: iommu/vt-d: Clear Present bit before tearing down PASID entry (CVE-2026-45894)\n\n* kernel: crypto: ccp - Fix a crash due to incorrect cleanup usage of kfree (CVE-2026-45959)\n\n* kernel: dm cache policy smq: fix missing locks in invalidating cache blocks (CVE-2026-53062)\n\n* kernel: keys: Pin request_key_auth payload in instantiate paths (CVE-2026-63823)\n\n* kernel: net/mlx5: Fix MCIA register buffer overflow on 32 dword reads (CVE-2026-68293)\n\n* kernel: Linux kernel: libceph null pointer dereference leads to denial of service (CVE-2026-68157)\n\n* kernel: Linux kernel Bluetooth RFCOMM: Denial of Service via use-after-free in set_termios (CVE-2026-68188)\n\n* kernel: libceph: refresh auth-\u003eauthorizer_buf{,_len} after authorizer update (CVE-2026-68156)\n\n* kernel: Linux kernel (libceph): Denial of Service due to malformed monitor maps (CVE-2026-68155)\n\n* kernel: Bluetooth: mgmt: hold reference for hci_conn in mgmt_pending_cmds (CVE-2026-68391)\n\n* kernel: net/mlx5e: macsec: fix use-after-free of metadata_dst on RX SC delete (CVE-2026-72072)\n\n* kernel: mm/hugetlb: fix list corruption in allocate_file_region_entries() (CVE-2026-74518)\n\nBug Fix(es) and Enhancement(s):\n\n* [Intel 9.8 FEAT] ice: Driver Update [rhel-9.8.z] (JIRA:Rocky Linux-213003)\n\n* Rocky Linux 9.8: Multiuser Kerberized DFS shares fail to mount with UID mount option [rhel-9.8.z] (JIRA:Rocky Linux-254108)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.",
"id": "RLSA-2026:70459",
"modified": "2026-09-29T12:15:09.149052Z",
"published": "2026-09-24T18:05:00.461776Z",
"references": [
{
"type": "ADVISORY",
"url": "https://errata.rockylinux.org/RLSA-2026:70459"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2403545"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2481940"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2481948"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2492278"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2502218"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2513150"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2513212"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2513222"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2513232"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2513295"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2513453"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2516523"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2517004"
},
{
"type": "ADVISORY",
"url": "https://access.redhat.com/errata/RHSA-2026:70459"
}
],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
}
],
"summary": "Important: kernel security, bug fix, and enhancement update",
"upstream": [
"CVE-2025-39964",
"CVE-2026-45894",
"CVE-2026-45959",
"CVE-2026-53062",
"CVE-2026-63823",
"CVE-2026-68155",
"CVE-2026-68156",
"CVE-2026-68157",
"CVE-2026-68188",
"CVE-2026-68293",
"CVE-2026-68391",
"CVE-2026-72072",
"CVE-2026-74518"
]
}
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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