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Red Hat Security Advisory

RHSA-2026:6164

kernel security update

Released 2026-03-30 · Red Hat rating Moderate · View on Red Hat →

Fixed in

Fixes 4 records

Priority MEDIUM 43

In the Linux kernel, the following vulnerability has been resolved: can: j1939: j1939_session_new(): fix skb reference counting Since j1939_session_skb_queue() does an extra skb_get() for each new skb, do the same for th…

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.00681 Published 2024-12-27 Partial fix · 5.4.287, 5.10.231 +5
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix error recovery in macvlan_common_newlink() valis provided a nice repro to crash the kernel: ip link add p1 type veth peer p2 ip link set ad…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00176 Published 2026-02-14 Partial fix · 5.10.250, 5.15.200 +5 CWE-416
Priority LOW 33

In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrum_mr: Fix use-after-free when updating multicast route stats Cited commit added a dedicated mutex (instead of RTNL) to protect the multica…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00151 Published 2026-01-13 Partial fix · 5.10.248, 5.15.198 +5 CWE-416
Priority LOW 33

In the Linux kernel, the following vulnerability has been resolved: drm/sched: Fix potential double free in drm_sched_job_add_resv_dependencies When adding dependencies with drm_sched_job_add_dependency(), that function…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00154 Published 2025-10-30 Partial fix · 6.1.158, 6.6.114 +3