Red Hat Security AdvisoryRHSA-2026:53990
kernel security, bug fix, and enhancement update
Released 2026-08-12 · Red Hat rating Important · View on Red Hat →
Fixed in
- Red Hat CodeReady Linux Builder EUS (v.9.6) kernel-tools-libs-devel-5.14.0-570.134.1.el9_6, libperf-5.14.0-570.134.1.el9_6
- Red Hat Enterprise Linux AppStream EUS (v.9.6) kernel-64k-debug-devel-5.14.0-570.134.1.el9_6, kernel-64k-debug-devel-matched-5.14.0-570.134.1.el9_6, kernel-64k-devel-5.14.0-570.134.1.el9_6 +12
- Red Hat Enterprise Linux BaseOS EUS (v.9.6) kernel-5.14.0-570.134.1.el9_6, kernel-64k-5.14.0-570.134.1.el9_6, kernel-64k-core-5.14.0-570.134.1.el9_6 +28
- Red Hat Enterprise Linux Real Time EUS (v.9.6) kernel-rt-5.14.0-570.134.1.el9_6, kernel-rt-64k-5.14.0-570.134.1.el9_6, kernel-rt-64k-core-5.14.0-570.134.1.el9_6 +21
- Red Hat Enterprise Linux Real Time for NFV EUS (v.9.6) kernel-rt-5.14.0-570.134.1.el9_6, kernel-rt-core-5.14.0-570.134.1.el9_6, kernel-rt-debug-5.14.0-570.134.1.el9_6 +11
Fixes 2 records
Priority 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
Priority MEDIUM 40
In the Linux kernel, the following vulnerability has been resolved: fs/smb/client: fix out-of-bounds read in cifs_sanitize_prepath When cifs_sanitize_prepath is called with an empty string or a string containing only del…
CVSS 3.1HIGH 8.8· Network · No auth · User interaction · EPSS 0.00352 · Published 2026-05-06 · Partial fix · 5.15.209, 6.1.175 +5 CWE-125
