Linux · Oracle Linux · Security advisory · May 5, 2026

ELSA-2026-13566: Security update for 30 packages

ELSA-2026-13566, released May 5, 2026, fixes 4 CVEs across 30 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
4
1 rated Critical
Exploited
1
CVE-2026-31431
Highest CVSS
9.8
Base score, 0 to 10
Highest EPSS
0.9811
99th percentile

Priority of the 4 CVEs

Patch now 1 Urgent 1 High 2 Routine 0

Fixed package versions

ProductReleaseFixed in
kernelol 100:6.12.0-124.55.1.el10_1
kernel-abi-stablelistsol 100:6.12.0-124.55.1.el10_1
kernel-coreol 100:6.12.0-124.55.1.el10_1
kernel-cross-headersol 100:6.12.0-124.55.1.el10_1
kernel-debugol 100:6.12.0-124.55.1.el10_1
kernel-debug-coreol 100:6.12.0-124.55.1.el10_1
kernel-debug-develol 100:6.12.0-124.55.1.el10_1
kernel-debug-devel-matchedol 100:6.12.0-124.55.1.el10_1
kernel-debug-modulesol 100:6.12.0-124.55.1.el10_1
kernel-debug-modules-coreol 100:6.12.0-124.55.1.el10_1
kernel-debug-modules-extraol 100:6.12.0-124.55.1.el10_1
kernel-debug-uki-virtol 100:6.12.0-124.55.1.el10_1
kernel-develol 100:6.12.0-124.55.1.el10_1
kernel-devel-matchedol 100:6.12.0-124.55.1.el10_1
kernel-docol 100:6.12.0-124.55.1.el10_1
kernel-headersol 100:6.12.0-124.55.1.el10_1
kernel-modulesol 100:6.12.0-124.55.1.el10_1
kernel-modules-coreol 100:6.12.0-124.55.1.el10_1
kernel-modules-extraol 100:6.12.0-124.55.1.el10_1
kernel-modules-extra-matchedol 100:6.12.0-124.55.1.el10_1
kernel-toolsol 100:6.12.0-124.55.1.el10_1
kernel-tools-libsol 100:6.12.0-124.55.1.el10_1
kernel-tools-libs-develol 100:6.12.0-124.55.1.el10_1
kernel-uki-virtol 100:6.12.0-124.55.1.el10_1
kernel-uki-virt-addonsol 100:6.12.0-124.55.1.el10_1
libperfol 100:6.12.0-124.55.1.el10_1
perfol 100:6.12.0-124.55.1.el10_1
python3-perfol 100:6.12.0-124.55.1.el10_1
rtlaol 100:6.12.0-124.55.1.el10_1
rvol 100:6.12.0-124.55.1.el10_1

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
Patch now CVE-2026-31431 crypto: algif_aead - Revert to operating out-of-place8.1 0.9811 KEVExploited
Urgent CVE-2026-31402 kernel-default: The SUSE Linux Enterprise 15 SP6 kernel was updated to fix various security issues The following security issues wer...9.8 0.0122 None reported
High CVE-2026-23270 linux: In the Linux kernel, the following vulnerability has been resolved: net/sched: Only allow act_ct to bind to clsact/i...8.1 0.0014 None reported
High CVE-2026-31419 net: bonding: fix use-after-free in bond_xmit_broadcast()8.8 0.0013 None reported
Showing 1 to 4 of 4 1

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