[El-errata] ELSA-2026-50061 Important: Oracle Linux 8 Unbreakable Enterprise kernel security update

[Errata Announcements for Oracle Linux]

Oracle Linux Security Advisory ELSA-2026-50061

http://linux.oracle.com/errata/ELSA-2026-50061.html

The following updated rpms for Oracle Linux 8 have been uploaded to the Unbreakable Linux Network:

x86_64:
kernel-uek-5.4.17-2136.351.3.2.el8uek.x86_64.rpm
kernel-uek-container-5.4.17-2136.351.3.2.el8uek.x86_64.rpm
kernel-uek-container-debug-5.4.17-2136.351.3.2.el8uek.x86_64.rpm
kernel-uek-debug-5.4.17-2136.351.3.2.el8uek.x86_64.rpm
kernel-uek-debug-devel-5.4.17-2136.351.3.2.el8uek.x86_64.rpm
kernel-uek-devel-5.4.17-2136.351.3.2.el8uek.x86_64.rpm
kernel-uek-doc-5.4.17-2136.351.3.2.el8uek.noarch.rpm


SRPMS:
http://oss.oracle.com/ol8/SRPMS-updates/kernel-uek-5.4.17-2136.351.3.2.el8uek.src.rpm

Related CVEs:

CVE-2025-39964
CVE-2025-40248
CVE-2025-40280




Description of changes:

[5.4.17-2136.351.3.2]
- tipc: Fix use-after-free in tipc_mon_reinit_self(). (Kuniyuki Iwashima)  [Orabug: 38855323]  {CVE-2025-40280}
- tipc: simplify the finalize work queue (Xin Long)  [Orabug: 38855323]
- vsock: Ignore signal/timeout on connect() if already established (Michal Luczaj)  [Orabug: 38855319]  {CVE-2025-40248}
- crypto: af_alg - Disallow concurrent writes in af_alg_sendmsg (Herbert Xu)  [Orabug: 38855313]  {CVE-2025-39964}