Linux · Oracle Linux · Security advisory · June 15, 2026

ELSA-2026-50318: Security update for 19 packages

ELSA-2026-50318, released June 15, 2026, fixes 5 CVEs across 19 products. None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent
CVEs closed
5
1 rated Critical
Exploited
0
None reported
Highest CVSS
9.8
Base score, 0 to 10
Highest EPSS
0.0047
41st percentile

Priority of the 5 CVEs

Patch now 0 Urgent 1 High 3 Routine 1

Fixed package versions

ProductReleaseFixed in
bpftoolol 80:5.15.0-321.202.5.2.el9uek
bpftoolol 90:5.15.0-321.202.5.2.el9uek
kernel-uekol 80:5.15.0-321.202.5.2.el9uek
kernel-uekol 90:5.15.0-321.202.5.2.el9uek
kernel-uek-containerol 80:5.15.0-321.202.5.2.el9uek
kernel-uek-containerol 90:5.15.0-321.202.5.2.el9uek
kernel-uek-container-debugol 80:5.15.0-321.202.5.2.el9uek
kernel-uek-container-debugol 90:5.15.0-321.202.5.2.el9uek
kernel-uek-coreol 80:5.15.0-321.202.5.2.el9uek
kernel-uek-coreol 90:5.15.0-321.202.5.2.el9uek
kernel-uek-debugol 80:5.15.0-321.202.5.2.el9uek
kernel-uek-debugol 90:5.15.0-321.202.5.2.el9uek
kernel-uek-debug-coreol 80:5.15.0-321.202.5.2.el9uek
kernel-uek-debug-coreol 90:5.15.0-321.202.5.2.el9uek
kernel-uek-debug-develol 80:5.15.0-321.202.5.2.el9uek
kernel-uek-debug-develol 90:5.15.0-321.202.5.2.el9uek
kernel-uek-debug-modulesol 80:5.15.0-321.202.5.2.el9uek
kernel-uek-debug-modulesol 90:5.15.0-321.202.5.2.el9uek
kernel-uek-debug-modules-extraol 80:5.15.0-321.202.5.2.el9uek
kernel-uek-debug-modules-extraol 90:5.15.0-321.202.5.2.el9uek
kernel-uek-develol 80:5.15.0-321.202.5.2.el9uek
kernel-uek-develol 90:5.15.0-321.202.5.2.el9uek
kernel-uek-docol 80:5.15.0-321.202.5.2.el9uek
kernel-uek-docol 90:5.15.0-321.202.5.2.el9uek
kernel-uek-modulesol 80:5.15.0-321.202.5.2.el9uek
kernel-uek-modulesol 90:5.15.0-321.202.5.2.el9uek
kernel-uek-modules-extraol 80:5.15.0-321.202.5.2.el9uek
kernel-uek-modules-extraol 90:5.15.0-321.202.5.2.el9uek
kernel-uek64kol 80:5.15.0-321.202.5.2.el9uek
kernel-uek64kol 90:5.15.0-321.202.5.2.el9uek
kernel-uek64k-coreol 80:5.15.0-321.202.5.2.el9uek
kernel-uek64k-coreol 90:5.15.0-321.202.5.2.el9uek
kernel-uek64k-develol 80:5.15.0-321.202.5.2.el9uek
kernel-uek64k-develol 90:5.15.0-321.202.5.2.el9uek
kernel-uek64k-modulesol 80:5.15.0-321.202.5.2.el9uek
kernel-uek64k-modulesol 90:5.15.0-321.202.5.2.el9uek
kernel-uek64k-modules-extraol 80:5.15.0-321.202.5.2.el9uek
kernel-uek64k-modules-extraol 90:5.15.0-321.202.5.2.el9uek

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
Urgent CVE-2026-31533 linux: In the Linux kernel, the following vulnerability has been resolved: net/tls: fix use-after-free in -EBUSY error path...9.8 0.0040 None reported
High CVE-2026-31669 mptcp: fix slab-use-after-free in __inet_lookup_established9.8 0.0047 None reported
High CVE-2026-31657 batman-adv: hold claim backbone gateways by reference9.8 0.0040 None reported
High CVE-2026-31504 net: fix fanout UAF in packet_release() via NETDEV_UP race7.8 0.0011 None reported
Routine CVE-2022-50073 net: tap: NULL pointer derefence in dev_parse_header_protocol when skb->dev is null6.5 0.0021 None reported
Showing 1 to 5 of 5 1

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