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Red Hat Security Advisory

RHSA-2026:59147

kpatch-patch-5_14_0-284_117_1, kpatch-patch-5_14_0-284_134_1, kpatch-patch-5_14_0-284_148_1, kpatch-patch-5_14_0-284_158_1, and kpatch-patch-5_14_0-284_172_1 security update

Released 2026-08-24 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 5 records

Priority HIGH 69

In the Linux kernel, the following vulnerability has been resolved: rtmutex: Use waiter::task instead of current in remove_waiter() remove_waiter() is used by the slowlock paths, but it is also used for proxy-lock rollba…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.05372 Published 2026-05-21 Partial fix · 5.10.261, 5.15.212 +6 CWE-416
Priority LOW 36

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: reject oversized nested action attrs Open vSwitch stores generated flow actions as nlattrs, whose nla_len field is u16.

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.0038 Published 2026-07-27 Partial fix · 5.15.212, 6.1.178 +6 CWE-190
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: sctp: revalidate list cursor after sctp_sendmsg_to_asoc() in SCTP_SENDALL The SCTP_SENDALL path in sctp_sendmsg() iterates ep->asocs with list_for_each_…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00104 Published 2026-05-28 Fixed in 5.10.258, 5.15.209 +6 CWE-362
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: xfrm: defensively unhash xfrm_state lists in __xfrm_state_delete KASAN reproduces a slab-use-after-free in __xfrm_state_delete()'s hlist_del_rcu calls u…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.0013 Published 2026-05-28 Partial fix · 5.10.261, 5.15.210 +6 CWE-416
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: gfs2: Fix use-after-free in iomap inline data write path The inline data buffer head (dibh) is being released prematurely in gfs2_iomap_begin() via rele…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00184 Published 2026-05-27 Partial fix · 5.10.252, 5.15.202 +6 CWE-826