Red Hat Security Advisory

RHSA-2026:16203

kernel-rt security update

Released 2026-05-12 · Red Hat rating Important · View on Red Hat →

Fixed in

Red Hat Enterprise Linux NFV E4S (v.9.0) kernel-rt-5.14.0-70.179.1.rt21.251.el9_0, kernel-rt-core-5.14.0-70.179.1.rt21.251.el9_0, kernel-rt-debug-5.14.0-70.179.1.rt21.251.el9_0 +9
Red Hat Enterprise Linux Real Time E4S (v.9.0) kernel-rt-5.14.0-70.179.1.rt21.251.el9_0, kernel-rt-core-5.14.0-70.179.1.rt21.251.el9_0, kernel-rt-debug-5.14.0-70.179.1.rt21.251.el9_0 +7

Fixes 1 record

TI-2026-31463 CVE-2026-43284 · GHSA-mmw8-mxmc-8w2r

xfrm: esp: avoid in-place decrypt on shared skb frags

HIGH 84

In the Linux kernel, the following vulnerability has been resolved: xfrm: esp: avoid in-place decrypt on shared skb frags MSG_SPLICE_PAGES can attach pages from a pipe directly to an skb.

CVSS 3.1HIGH 8.8 Local Low privileges No interaction EPSS 0.94194 Published 2026-05-08 Fixed in 5.10.255, 5.15.205 +8 CWE-123