Red Hat Security Advisory

RHSA-2026:54515

kernel security update

Released 2026-08-17 · Red Hat rating Important · View on Red Hat →

Fixed in

Red Hat Enterprise Linux AppStream E4S (v.9.2) kernel-64k-debug-devel-5.14.0-284.187.1.el9_2, kernel-64k-debug-devel-matched-5.14.0-284.187.1.el9_2, kernel-64k-devel-5.14.0-284.187.1.el9_2 +10
Red Hat Enterprise Linux BaseOS E4S (v.9.2) bpftool-7.0.0-284.187.1.el9_2, kernel-5.14.0-284.187.1.el9_2, kernel-64k-5.14.0-284.187.1.el9_2 +29

Fixes 1 record

TI-2026-38350 CVE-2026-53264 · GHSA-vq3g-6qwh-5wj2

net/sched: act_api: use RCU with deferred freeing for action lifecycle

HIGH 69

In the Linux kernel, the following vulnerability has been resolved: net/sched: act_api: use RCU with deferred freeing for action lifecycle When NEWTFILTER and DELFILTER are run concurrently it is possible to create a rac…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00485 Published 2026-06-25 Partial fix · 5.10.259, 5.15.210 +6 CWE-416