Red Hat Security Advisory

RHSA-2025:9493

kernel-rt security update

Released 2025-06-24 · Red Hat rating Moderate · View on Red Hat →

Fixed in

Red Hat Enterprise Linux NFV E4S (v.9.0) kernel-rt-5.14.0-70.134.1.rt21.206.el9_0, kernel-rt-core-5.14.0-70.134.1.rt21.206.el9_0, kernel-rt-debug-5.14.0-70.134.1.rt21.206.el9_0 +9
Red Hat Enterprise Linux Real Time E4S (v.9.0) kernel-rt-5.14.0-70.134.1.rt21.206.el9_0, kernel-rt-core-5.14.0-70.134.1.rt21.206.el9_0, kernel-rt-debug-5.14.0-70.134.1.rt21.206.el9_0 +7

Fixes 3 records

TI-2022-24838 CVE-2022-49328 · GHSA-v93h-9m65-mhx5

mt76: fix use-after-free by removing a non-RCU wcid pointer

MEDIUM 40

In the Linux kernel, the following vulnerability has been resolved: mt76: fix use-after-free by removing a non-RCU wcid pointer Fixes an issue caught by KASAN about use-after-free in mt76_txq_schedule by protecting mtxq-…

CVSS 3.1HIGH 8.8 Adjacent network No auth No interaction EPSS 0.00422 Published 2025-02-26 Partial fix · 5.15.58, 5.17.14 +2 CWE-416

TI-2025-15716 CVE-2025-21764 · GHSA-j8mq-pfgm-36r2

ndisc: use RCU protection in ndisc_alloc_skb()

LOW 36

In the Linux kernel, the following vulnerability has been resolved: ndisc: use RCU protection in ndisc_alloc_skb() ndisc_alloc_skb() can be called without RTNL or RCU being held.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00271 Published 2025-02-27 Partial fix · 5.4.291, 5.10.235 +6 CWE-416

TI-2022-25201 CVE-2022-49696 · GHSA-9hgg-vxph-4hw9

tipc: fix use-after-free Read in tipc_named_reinit

LOW 36

In the Linux kernel, the following vulnerability has been resolved: tipc: fix use-after-free Read in tipc_named_reinit syzbot found the following issue on: ================================================================…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00288 Published 2025-02-26 Partial fix · 5.5, 5.10 +4 CWE-416