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Red Hat Security Advisory

RHSA-2026:5693

kernel security update

Released 2026-03-25 · Red Hat rating Moderate · View on Red Hat →

Fixed in

Fixes 3 records

TI-2025-26910 CVE-2025-40240 · GHSA-p7wh-phc3-g7xr

sctp: avoid NULL dereference when chunk data buffer is missing

Priority LOW 34

In the Linux kernel, the following vulnerability has been resolved: sctp: avoid NULL dereference when chunk data buffer is missing chunk->skb pointer is dereferenced in the if-block where it's supposed to be NULL only.

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.00644 Published 2025-12-04 Partial fix · 5.4.301, 5.10.246 +6
TI-2022-25479 CVE-2022-49985 · GHSA-w75m-wgp8-wc83

bpf: Don't use tnum_range on array range checking for poke descriptors

Priority LOW 34

In the Linux kernel, the following vulnerability has been resolved: bpf: Don't use tnum_range on array range checking for poke descriptors Hsin-Wei reported a KASAN splat triggered by their BPF runtime fuzzer which is ba…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00264 Published 2025-06-18 Partial fix · 5.10.140, 5.15.64 +2 CWE-125
TI-2025-43235 CVE-2025-71085 · GHSA-hjpx-f2r6-rr4q

ipv6: BUG() in pskb_expand_head() as part of calipso_skbuff_setattr()

Priority LOW 33

In the Linux kernel, the following vulnerability has been resolved: ipv6: BUG() in pskb_expand_head() as part of calipso_skbuff_setattr() There exists a kernel oops caused by a BUG_ON(nhead < 0) at net/core/skbuff.c:2232…

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.00305 Published 2026-01-13 Partial fix · 5.10.248, 5.15.198 +5 CWE-190