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Red Hat Security Advisory

RHSA-2026:57543

OpenShift Container Platform 4.20.35 bug fix and security update

Released 2026-08-25 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 3 records

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
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