ALSA-2026:53329
ALSA-2026:53329 · Important: kernel security, bug fix, and enhancement update
This page contains facts from public vulnerability sources. Check the original advisory before updating.
This page shows selected source facts. See the linked advisories for the complete description and affected versions.
The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: cxl/port: Fix use after free of parent_port in cxl_detach_ep() (CVE-2026-31530) * kernel: xen: AMD Zen 2 Processors: Privilege escalation via improper CPU cache isolation (CVE-2025-54518) * kernel: mm/slab: do not limit zeroing to orig_size when only red zoning is enabled (CVE-2026-64368) * kernel: net: openvswitch: reject oversized nested action attrs (CVE-2026-64531) Bug Fix(es) and Enhancement(s): * Kernel oops after increasing max number of mac addresses of a mlx5 VF [almalinux-9.8.z] (JIRA:AlmaLinux-213036) * AlmaLinux9.4 - s390/pkey: Check length in pkey_pckmo handler implementation [almalinux-9.8.z] (JIRA:AlmaLinux-215578) * AlmaLinux9.4 - s390/pkey: Check length in PKEY_VERIFYPROTK ioctl [almalinux-9.8.z] (JIRA:AlmaLinux-215580) * cifs: periodic IO errors when rename races with lease break (JIRA:AlmaLinux-192999) 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.
Fix available
- Published
- Updated
Stack: system
Affected products and versions
kernel AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.38.1.el9_8
Update to 5.14.0-687.38.1.el9_8
kernel-64k AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.38.1.el9_8
Update to 5.14.0-687.38.1.el9_8
kernel-64k-core AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.38.1.el9_8
Update to 5.14.0-687.38.1.el9_8
kernel-64k-debug AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.38.1.el9_8
Update to 5.14.0-687.38.1.el9_8
kernel-64k-debug-core AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.38.1.el9_8
Update to 5.14.0-687.38.1.el9_8
kernel-64k-debug-devel AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.38.1.el9_8
Update to 5.14.0-687.38.1.el9_8
kernel-64k-debug-devel-matched AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.38.1.el9_8
Update to 5.14.0-687.38.1.el9_8
kernel-64k-debug-modules AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.38.1.el9_8
Update to 5.14.0-687.38.1.el9_8
kernel-64k-debug-modules-core AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.38.1.el9_8
Update to 5.14.0-687.38.1.el9_8
kernel-64k-debug-modules-extra AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.38.1.el9_8
Update to 5.14.0-687.38.1.el9_8
kernel-64k-devel AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.38.1.el9_8
Update to 5.14.0-687.38.1.el9_8
kernel-64k-devel-matched AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.38.1.el9_8
Update to 5.14.0-687.38.1.el9_8
kernel-64k-modules AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.38.1.el9_8
Update to 5.14.0-687.38.1.el9_8
kernel-64k-modules-core AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.38.1.el9_8
Update to 5.14.0-687.38.1.el9_8
kernel-64k-modules-extra AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.38.1.el9_8
Update to 5.14.0-687.38.1.el9_8
kernel-abi-stablelists AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.38.1.el9_8
Update to 5.14.0-687.38.1.el9_8
kernel-core AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.38.1.el9_8
Update to 5.14.0-687.38.1.el9_8
kernel-cross-headers AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.38.1.el9_8
Update to 5.14.0-687.38.1.el9_8
kernel-debug AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.38.1.el9_8
Update to 5.14.0-687.38.1.el9_8
kernel-debug-core AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.38.1.el9_8
Update to 5.14.0-687.38.1.el9_8
kernel-debug-devel AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.38.1.el9_8
Update to 5.14.0-687.38.1.el9_8
kernel-debug-devel-matched AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.38.1.el9_8
Update to 5.14.0-687.38.1.el9_8
kernel-debug-modules AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.38.1.el9_8
Update to 5.14.0-687.38.1.el9_8
kernel-debug-modules-core AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.38.1.el9_8
Update to 5.14.0-687.38.1.el9_8
Original sources
- https://access.redhat.com/errata/RHSA-2026:53329
- https://access.redhat.com/security/cve/CVE-2025-54518
- https://access.redhat.com/security/cve/CVE-2026-31530
- https://access.redhat.com/security/cve/CVE-2026-64368
- https://access.redhat.com/security/cve/CVE-2026-64531
- https://bugzilla.redhat.com/2460644
- https://bugzilla.redhat.com/2477784
- https://bugzilla.redhat.com/2507213
- https://bugzilla.redhat.com/2507402
- https://errata.almalinux.org/9/ALSA-2026-53329.html
- https://osv.dev/vulnerability/ALSA-2026:53329