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Red Hat Security Advisory

RHSA-2025:15656

kernel security update

Released 2025-09-10 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 6 records

TI-2025-25691 CVE-2025-38352 · GHSA-mr4j-mh66-4679

posix-cpu-timers: fix race between handle_posix_cpu_timers() and posix_cpu_timer_del()

Priority CRITICAL 93KEV

In the Linux kernel, the following vulnerability has been resolved: posix-cpu-timers: fix race between handle_posix_cpu_timers() and posix_cpu_timer_del() If an exiting non-autoreaping task has already passed exit_notify…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.01357 Published 2025-07-22 Fixed in 5.4.295, 5.10.239 +6 CWE-367
TI-2025-15711 CVE-2025-21759 · GHSA-pvj3-f5v8-hgxh

ipv6: mcast: extend RCU protection in igmp6_send()

Priority MEDIUM 47

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: extend RCU protection in igmp6_send() igmp6_send() can be called without RTNL or RCU being held.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.07804 Published 2025-02-27 Partial fix · 5.10.271, 5.15.222 +5 CWE-416
TI-2025-25802 CVE-2025-38464 · GHSA-vwv2-838r-2q6p

tipc: Fix use-after-free in tipc_conn_close().

Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: tipc: Fix use-after-free in tipc_conn_close().

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00217 Published 2025-07-25 Partial fix · 5.4.296, 5.10.240 +6 CWE-416
TI-2023-02355 CVE-2023-2513 · GHSA-8m42-pwwf-cc8j

Use after free in Linux kernel ext4 filesystem

Priority LOW 31

A use-after-free vulnerability was found in the Linux kernel's ext4 filesystem in the way it handled the extra inode size for extended attributes.

CVSS 3.1MEDIUM 6.7 Local High privileges No interaction EPSS 0.00239 Published 2023-05-08 Partial fix CWE-416
TI-2022-25697 CVE-2022-50211 · GHSA-9p4w-x9r2-x682

md-raid10: fix KASAN warning

Priority LOW 31

In the Linux kernel, the following vulnerability has been resolved: md-raid10: fix KASAN warning There's a KASAN warning in raid10_remove_disk when running the lvm test lvconvert-raid-reshape.sh.

CVSS 3.1HIGH 7.1 Local Low privileges No interaction EPSS 0.00245 Published 2025-06-18 Partial fix · 4.9.326, 4.14.291 +7 CWE-125
TI-2025-16007 CVE-2025-22058 · GHSA-qh2m-xfgm-crh8

udp: Fix memory accounting leak.

Priority LOW 24

In the Linux kernel, the following vulnerability has been resolved: udp: Fix memory accounting leak.

CVSS 3.1MEDIUM 5.5 Local Low privileges No interaction EPSS 0.0023 Published 2025-04-16 Partial fix · 5.4.301, 5.10.246 +7 CWE-401