ALSA-2026:47040
ALSA-2026:47040 · 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: xfrm: Duplicate SPI Handling (CVE-2025-39797) * kernel: lib/buildid: use __kernel_read() for sleepable context (CVE-2026-23002) * kernel: futex: Drop CLONE_THREAD requirement for private default hash alloc (CVE-2026-52973) * kernel: iommu/vt-d: Avoid NULL pointer dereference or refcount corruption (CVE-2026-53281) * kernel: blk-mq: pop cached request if it is usable (CVE-2026-64017) Bug Fix(es) and Enhancement(s): * general protection fault during exportfs / nfsd4_revoke_states [almalinux-9.8.z] (JIRA:AlmaLinux-188257) * Enable Pretimeout Watchdog Panic Functionality on x86 [almalinux-9.8.z] (JIRA:AlmaLinux-193729) 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: < 5.14.0-687.31.1.el9_8
Update to 5.14.0-687.31.1.el9_8
kernel-64k AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.31.1.el9_8
Update to 5.14.0-687.31.1.el9_8
kernel-64k-core AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.31.1.el9_8
Update to 5.14.0-687.31.1.el9_8
kernel-64k-debug AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.31.1.el9_8
Update to 5.14.0-687.31.1.el9_8
kernel-64k-debug-core AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.31.1.el9_8
Update to 5.14.0-687.31.1.el9_8
kernel-64k-debug-devel AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.31.1.el9_8
Update to 5.14.0-687.31.1.el9_8
kernel-64k-debug-devel-matched AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.31.1.el9_8
Update to 5.14.0-687.31.1.el9_8
kernel-64k-debug-modules AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.31.1.el9_8
Update to 5.14.0-687.31.1.el9_8
kernel-64k-debug-modules-core AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.31.1.el9_8
Update to 5.14.0-687.31.1.el9_8
kernel-64k-debug-modules-extra AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.31.1.el9_8
Update to 5.14.0-687.31.1.el9_8
kernel-64k-devel AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.31.1.el9_8
Update to 5.14.0-687.31.1.el9_8
kernel-64k-devel-matched AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.31.1.el9_8
Update to 5.14.0-687.31.1.el9_8
kernel-64k-modules AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.31.1.el9_8
Update to 5.14.0-687.31.1.el9_8
kernel-64k-modules-core AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.31.1.el9_8
Update to 5.14.0-687.31.1.el9_8
kernel-64k-modules-extra AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.31.1.el9_8
Update to 5.14.0-687.31.1.el9_8
kernel-abi-stablelists AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.31.1.el9_8
Update to 5.14.0-687.31.1.el9_8
kernel-core AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.31.1.el9_8
Update to 5.14.0-687.31.1.el9_8
kernel-cross-headers AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.31.1.el9_8
Update to 5.14.0-687.31.1.el9_8
kernel-debug AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.31.1.el9_8
Update to 5.14.0-687.31.1.el9_8
kernel-debug-core AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.31.1.el9_8
Update to 5.14.0-687.31.1.el9_8
kernel-debug-devel AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.31.1.el9_8
Update to 5.14.0-687.31.1.el9_8
kernel-debug-devel-matched AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.31.1.el9_8
Update to 5.14.0-687.31.1.el9_8
kernel-debug-modules AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.31.1.el9_8
Update to 5.14.0-687.31.1.el9_8
kernel-debug-modules-core AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 5.14.0-687.31.1.el9_8
Update to 5.14.0-687.31.1.el9_8
Original sources
- https://access.redhat.com/errata/RHSA-2026:47040
- https://access.redhat.com/security/cve/CVE-2025-39797
- https://access.redhat.com/security/cve/CVE-2026-23002
- https://access.redhat.com/security/cve/CVE-2026-52973
- https://access.redhat.com/security/cve/CVE-2026-53281
- https://access.redhat.com/security/cve/CVE-2026-64017
- https://bugzilla.redhat.com/2400057
- https://bugzilla.redhat.com/2432666
- https://bugzilla.redhat.com/2492413
- https://bugzilla.redhat.com/2493728
- https://bugzilla.redhat.com/2502449
- https://errata.almalinux.org/9/ALSA-2026-47040.html
- https://osv.dev/vulnerability/ALSA-2026:47040