Red Hat Security AdvisoryRHSA-2026:50979
kernel-rt security, bug fix, and enhancement update
Released 2026-08-06 · Red Hat rating Important · View on Red Hat →
Fixed in
- Red Hat Enterprise Linux NFV (v. 8) kernel-rt-4.18.0-553.153.1.rt7.494.el8_10, kernel-rt-core-4.18.0-553.153.1.rt7.494.el8_10, kernel-rt-debug-4.18.0-553.153.1.rt7.494.el8_10 +9
- Red Hat Enterprise Linux RT (v. 8) kernel-rt-4.18.0-553.153.1.rt7.494.el8_10, kernel-rt-core-4.18.0-553.153.1.rt7.494.el8_10, kernel-rt-debug-4.18.0-553.153.1.rt7.494.el8_10 +7
Fixes 1 record
Priority LOW 34
Improper isolation of shared resources within the CPU operation cache on Zen 2-based products could allow an attacker to corrupt instructions executed at a different privilege level, potentially resulting in privilege es…
CVSS 4.0HIGH 7.3· Local · Low privileges · No interaction · EPSS 0.00287 · Published 2026-05-15 · Fixed in os kernel, RenoirPI-FP6_1.0.0.Ed +9 CWE-1189
