Red Hat Security AdvisoryRHSA-2026:27812
kernel-rt security update
Released 2026-06-22 · Red Hat rating Important · View on Red Hat →
Fixed in
- Red Hat Enterprise Linux NFV (v. 8) kernel-rt-4.18.0-553.137.1.rt7.478.el8_10, kernel-rt-core-4.18.0-553.137.1.rt7.478.el8_10, kernel-rt-debug-4.18.0-553.137.1.rt7.478.el8_10 +9
- Red Hat Enterprise Linux RT (v. 8) kernel-rt-4.18.0-553.137.1.rt7.478.el8_10, kernel-rt-core-4.18.0-553.137.1.rt7.478.el8_10, kernel-rt-debug-4.18.0-553.137.1.rt7.478.el8_10 +7
Fixes 1 record
Priority LOW 32
In the Linux kernel, the following vulnerability has been resolved: selinux: fix overlayfs mmap() and mprotect() access checks The existing SELinux security model for overlayfs is to allow access if the current task is a…
CVSS 3.1HIGH 7.1· Local · Low privileges · No interaction · EPSS 0.00123 · Published 2026-05-27 · Partial fix · 6.6.144, 6.12.95 +3 CWE-862
