Linux · Security advisory · May 1, 2026

ELSA-2026-50253: Security update for 19 packages

ELSA-2026-50253, released May 1, 2026, fixes 1 CVE across 19 products. One of them is being exploited (CVE-2026-31431); 1 on CISA KEV. Patch Radar priority: Patch now.

Patch now1 on CISA KEV
CVEs closed
1
None rated Critical
Exploited
1
CVE-2026-31431
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.9811
99th percentile

Fixed package versions

ProductReleaseFixed in
bpftoolol 80:5.15.0-319.201.4.4.el9uek
bpftoolol 90:5.15.0-319.201.4.4.el9uek
kernel-uekol 80:5.15.0-319.201.4.4.el9uek
kernel-uekol 90:5.15.0-319.201.4.4.el9uek
kernel-uek-containerol 80:5.15.0-319.201.4.4.el9uek
kernel-uek-containerol 90:5.15.0-319.201.4.4.el9uek
kernel-uek-container-debugol 80:5.15.0-319.201.4.4.el9uek
kernel-uek-container-debugol 90:5.15.0-319.201.4.4.el9uek
kernel-uek-coreol 80:5.15.0-319.201.4.4.el9uek
kernel-uek-coreol 90:5.15.0-319.201.4.4.el9uek
kernel-uek-debugol 80:5.15.0-319.201.4.4.el9uek
kernel-uek-debugol 90:5.15.0-319.201.4.4.el9uek
kernel-uek-debug-coreol 80:5.15.0-319.201.4.4.el9uek
kernel-uek-debug-coreol 90:5.15.0-319.201.4.4.el9uek
kernel-uek-debug-develol 80:5.15.0-319.201.4.4.el9uek
kernel-uek-debug-develol 90:5.15.0-319.201.4.4.el9uek
kernel-uek-debug-modulesol 80:5.15.0-319.201.4.4.el9uek
kernel-uek-debug-modulesol 90:5.15.0-319.201.4.4.el9uek
kernel-uek-debug-modules-extraol 80:5.15.0-319.201.4.4.el9uek
kernel-uek-debug-modules-extraol 90:5.15.0-319.201.4.4.el9uek
kernel-uek-develol 80:5.15.0-319.201.4.4.el9uek
kernel-uek-develol 90:5.15.0-319.201.4.4.el9uek
kernel-uek-docol 80:5.15.0-319.201.4.4.el9uek
kernel-uek-docol 90:5.15.0-319.201.4.4.el9uek
kernel-uek-modulesol 80:5.15.0-319.201.4.4.el9uek
kernel-uek-modulesol 90:5.15.0-319.201.4.4.el9uek
kernel-uek-modules-extraol 80:5.15.0-319.201.4.4.el9uek
kernel-uek-modules-extraol 90:5.15.0-319.201.4.4.el9uek
kernel-uek64kol 80:5.15.0-319.201.4.4.el9uek
kernel-uek64kol 90:5.15.0-319.201.4.4.el9uek
kernel-uek64k-coreol 80:5.15.0-319.201.4.4.el9uek
kernel-uek64k-coreol 90:5.15.0-319.201.4.4.el9uek
kernel-uek64k-develol 80:5.15.0-319.201.4.4.el9uek
kernel-uek64k-develol 90:5.15.0-319.201.4.4.el9uek
kernel-uek64k-modulesol 80:5.15.0-319.201.4.4.el9uek
kernel-uek64k-modulesol 90:5.15.0-319.201.4.4.el9uek
kernel-uek64k-modules-extraol 80:5.15.0-319.201.4.4.el9uek
kernel-uek64k-modules-extraol 90:5.15.0-319.201.4.4.el9uek

CVEs this fix closes

PriorityCVETitleImpactCVSSEPSSExploitation
Patch now CVE-2026-31431 crypto: algif_aead - Revert to operating out-of-place 8.1 0.9811 KEVExploited
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