[El-errata] ELSA-2026-500397 Important: Oracle Linux 8 Unbreakable Enterprise kernel security update

[Errata Announcements for Oracle Linux]

Oracle Linux Security Advisory ELSA-2026-500397

http://linux.oracle.com/errata/ELSA-2026-500397.html

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

x86_64:
kernel-uek-5.4.17-2136.360.3.1.el8uek.x86_64.rpm
kernel-uek-container-5.4.17-2136.360.3.1.el8uek.x86_64.rpm
kernel-uek-container-debug-5.4.17-2136.360.3.1.el8uek.x86_64.rpm
kernel-uek-debug-5.4.17-2136.360.3.1.el8uek.x86_64.rpm
kernel-uek-debug-devel-5.4.17-2136.360.3.1.el8uek.x86_64.rpm
kernel-uek-devel-5.4.17-2136.360.3.1.el8uek.x86_64.rpm
kernel-uek-doc-5.4.17-2136.360.3.1.el8uek.noarch.rpm


SRPMS:
http://oss.oracle.com/ol8/SRPMS-updates/kernel-uek-5.4.17-2136.360.3.1.el8uek.src.rpm

Related CVEs:

CVE-2026-74580
CVE-2026-98432
CVE-2026-99999




Description of changes:

[5.4.17-2136.360.3.1]
- ipv4: free inet_opt and ireq_opt after an RCU grace period (Eric Dumazet)  [Orabug: 40167664]  {CVE-2026-98432}
- ipv4: validate checksum_start before completing checksum (Michael S. Tsirkin)  [Orabug: 40167666]  {CVE-2026-99999}
- netfilter: nfnetlink_queue: unbreak SCTP traffic (Antonio Ojea)  [Orabug: 40167666]
- net: add inline function skb_csum_is_sctp (Xin Long)  [Orabug: 40167666]
- vhost: reset the vring metadata cache on vring reconfiguration (Jun Yang)  [Orabug: 40166458]  {CVE-2026-74580}