Red Hat Security AdvisoryRHSA-2025:19469
kernel security update
Released 2025-11-03 · Red Hat rating Moderate · View on Red Hat →
Fixed in
- Red Hat Enterprise Linux AppStream (v. 10) kernel-64k-debug-devel-6.12.0-55.42.1.el10_0, kernel-64k-debug-devel-matched-6.12.0-55.42.1.el10_0, kernel-64k-devel-6.12.0-55.42.1.el10_0 +12
- Red Hat Enterprise Linux BaseOS (v. 10) kernel-6.12.0-55.42.1.el10_0, kernel-64k-6.12.0-55.42.1.el10_0, kernel-64k-core-6.12.0-55.42.1.el10_0 +28
- Red Hat Enterprise Linux CodeReady Linux Builder (v. 10) kernel-tools-libs-devel-6.12.0-55.42.1.el10_0, libperf-6.12.0-55.42.1.el10_0
- Red Hat Enterprise Linux Real Time (v. 10) kernel-rt-6.12.0-55.42.1.el10_0, kernel-rt-64k-6.12.0-55.42.1.el10_0, kernel-rt-64k-core-6.12.0-55.42.1.el10_0 +21
- Red Hat Enterprise Linux Real Time for NFV (v. 10) kernel-rt-6.12.0-55.42.1.el10_0, kernel-rt-core-6.12.0-55.42.1.el10_0, kernel-rt-debug-6.12.0-55.42.1.el10_0 +11
Fixes 2 records
Priority MEDIUM 49
In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time.
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00449 · Published 2025-09-05 · Partial fix · 5.10.249, 5.15.190 +5 CWE-203
Priority LOW 33
In the Linux kernel, the following vulnerability has been resolved: kernfs: Fix UAF in polling when open file is released A use-after-free (UAF) vulnerability was identified in the PSI (Pressure Stall Information) monito…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00154 · Published 2025-09-23 · Fixed in 6.1.153, 6.6.107 +3 CWE-416
