Linux · Security advisory · May 25, 2026

ELSA-2026-50287: Security update for 19 packages

ELSA-2026-50287, released May 25, 2026, fixes 1 CVE across 19 products. One of them is being exploited (CVE-2026-46300); 1 on CISA KEV. Patch Radar priority: Patch now.

Patch now1 on CISA KEV
CVEs closed
1
None rated Critical
Exploited
1
CVE-2026-46300
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.1613
96th percentile

Fixed package versions

ProductReleaseFixed in
bpftoolol 90:5.15.0-320.202.8.5.el9uek
kernel-uekol 80:5.15.0-320.202.8.5.el9uek
kernel-uek-containerol 80:5.15.0-320.202.8.5.el9uek
kernel-uek-containerol 90:5.15.0-320.202.8.5.el9uek
kernel-uek-container-debugol 80:5.15.0-320.202.8.5.el9uek
kernel-uek-container-debugol 90:5.15.0-320.202.8.5.el9uek
kernel-uek-coreol 80:5.15.0-320.202.8.5.el9uek
kernel-uek-debugol 80:5.15.0-320.202.8.5.el9uek
kernel-uek-debug-coreol 80:5.15.0-320.202.8.5.el9uek
kernel-uek-debug-develol 80:5.15.0-320.202.8.5.el9uek
kernel-uek-debug-modulesol 80:5.15.0-320.202.8.5.el9uek
kernel-uek-debug-modules-extraol 80:5.15.0-320.202.8.5.el9uek
kernel-uek-develol 80:5.15.0-320.202.8.5.el9uek
kernel-uek-docol 80:5.15.0-320.202.8.5.el9uek
kernel-uek-modulesol 80:5.15.0-320.202.8.5.el9uek
kernel-uek-modules-extraol 80:5.15.0-320.202.8.5.el9uek
kernel-uek64kol 80:5.15.0-320.202.8.5.el9uek
kernel-uek64k-coreol 80:5.15.0-320.202.8.5.el9uek
kernel-uek64k-develol 80:5.15.0-320.202.8.5.el9uek
kernel-uek64k-modulesol 80:5.15.0-320.202.8.5.el9uek
kernel-uek64k-modules-extraol 80:5.15.0-320.202.8.5.el9uek

CVEs this fix closes

PriorityCVETitleImpactCVSSEPSSExploitation
Patch now CVE-2026-46300 net: skbuff: preserve shared-frag marker during coalescing 8.1 0.1613 KEVExploited
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