RLSA-2026:57252

Source
https://errata.rockylinux.org/RLSA-2026:57252
Import Source
https://storage.googleapis.com/resf-osv-data/RLSA-2026:57252.json
JSON Data
https://api.osv.dev/v1/vulns/RLSA-2026:57252
Upstream
Published
2026-08-21T06:05:24.924335Z
Modified
2026-08-21T06:30:03.160285170Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
Important: kernel security, bug fix, and enhancement update
Details

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

  • kernel: netfilter: nfconntrackh323: fix OOB read in decode_choice() (CVE-2026-43233)

  • kernel: drm/amdkfd: Fix out-of-bounds write in kfdeventpage_set() (CVE-2026-43206)

  • kernel: drm/amdgpu: Refactor amdgpugemva_ioctl for Handling Last Fence Update and Timeline Management v4 (CVE-2026-43237)

  • kernel: udf: fix partition descriptor append bookkeeping (CVE-2026-45991)

  • kernel: drm/amdkfd: Fix watch_id bounds checking in debug address watch v2 (CVE-2026-45878)

  • kernel: ip6gre: Use cached t->net in ip6erspanchangelink() (CVE-2026-46120)

  • kernel: sched/psi: fix race between file release and pressure write (CVE-2026-52991)

  • kernel: drm/amdkfd: Fix buffer overflow in SDMA queue checkpoint/restore on GFX11 (CVE-2026-53143)

  • kernel: drm/amd/display: Clamp VBIOS HDMI retimer register count to array size (CVE-2026-53136)

  • kernel: mm/hugememory: update file PMD counter before folioput() (CVE-2026-53189)

  • kernel: drm/amd/display: Use kreallocarray() in dalvector_reserve() (CVE-2026-53329)

  • kernel: drm/i915/gem: Fix phys BO pread/pwrite with offset (CVE-2026-53356)

  • kernel: drm/amdgpu: zero-initialize GART table on allocation (CVE-2026-53374)

  • kernel: drm/i915: Fix potential UAF in TTM object purge (CVE-2026-63884)

  • kernel: netfilter: synproxy: refresh tcphdr after skbensurewritable (CVE-2026-64007)

  • kernel: memfd: deny writeable mappings when implying SEAL_WRITE (CVE-2026-63952)

  • kernel: scsi: target: iscsi: Fix CRC overread and double-free in iscsithandletext_cmd() (CVE-2026-63888)

  • kernel: drm/amdgpu: fix amdgpuhmmrangegetpages (CVE-2026-63879)

  • kernel: net/smc: reject CHID-0 ACCEPT that matches an empty ism_dev slot (CVE-2026-64048)

  • kernel: drm/amd/display: Validate payload length and linkindex in dcprocessdmubauxtransferasync (CVE-2026-64219)

  • kernel: smb: client: fix double-free in SMB2_open() replay (CVE-2026-64382)

  • kernel: smb: client: mask server-provided mode to 07777 in modefromsid (CVE-2026-64379)

  • kernel: smb: client: fix query_info() replay double-free (CVE-2026-64386)

  • kernel: posix-cpu-timers: Prevent UAF caused by non-leader exec() race (CVE-2026-64560)

  • kernel: smb: client: validate DFS referral PathConsumed (CVE-2026-68343)

  • kernel: smb/client: handle overlapping allocated ranges in fallocate (CVE-2026-68388)

Bug Fix(es) and Enhancement(s):

  • kernel 5.14.0-687.5.1.el9_8 breaks wifi when using FIPS (JIRA:Rocky Linux-181065)

  • vhost: reset the vring metadata cache on vring reconfiguration [rhel-9.8.z] (JIRA:Rocky Linux-224549)

  • cifs: smb1 directory listings from xp server returning EINVAL and EIO [rhel-9.8.z] (JIRA:Rocky Linux-235811)

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.

Database specific
{
    "license": "CC-BY-4.0",
    "source_advisory": "RHSA-2026:57252",
    "license_url": "https://creativecommons.org/licenses/by/4.0/"
}
References
Credits
    • Rocky Enterprise Software Foundation
    • Red Hat

Affected packages

Rocky Linux:9 / kernel

Package

Name
kernel
Purl
pkg:rpm/rocky-linux/kernel?distro=rocky-linux-9&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0:5.14.0-687.41.1.el9_8
Database specific
Show details
{
    "yum_repository": "BaseOS"
}

Database specific

source
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:57252.json"