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Red Hat Security Advisory

RHSA-2026:52649

kernel security update

Released 2026-08-10 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 6 records

TI-2025-09419 CVE-2025-10263 · GHSA-x9c8-763w-495x

Race condition in Arm C1-Ultra

Priority MEDIUM 48

Arm C1-Ultra, C1-Premium, Neoverse V3 & V3AE, Neoverse V2, Neoverse V1, Neoverse-N2, Neoverse-N1, Cortex-X925, Cortex-X4, Cortex-X3, Cortex-X2, Cortex-X1 & X1C, Cortex-A710, Cortex-A78, A78AE & A78C, Cortex-A77, Cortex-A…

CVSS 3.1CRITICAL 9.1 Network No auth No interaction EPSS 0.00544 Published 2026-06-09 Partial fix CWE-362
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 35

In the Linux kernel, the following vulnerability has been resolved: ipc: limit next_id allocation to the valid ID range The checkpoint/restore sysctl path can request the next SysV IPC id through ids->next_id.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00215 Published 2026-06-24 Partial fix · 5.10.259, 5.15.210 +6 CWE-20
Priority LOW 33

In the Linux kernel, the following vulnerability has been resolved: dm log: fix out-of-bounds write due to region_count overflow The local variable region_count in create_log_context() is declared as unsigned int (32-bit…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00141 Published 2026-06-24 Partial fix · 5.10.258, 5.15.209 +6 CWE-787
Priority LOW 33

In the Linux kernel, the following vulnerability has been resolved: xen/privcmd: fix double free via VMA splitting privcmd_vm_ops defines .close (privcmd_close), but neither .may_split nor .open.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00183 Published 2026-04-30 Partial fix · 5.10.254, 5.15.204 +6 CWE-415
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