Red Hat Security AdvisoryRHSA-2026:79786
kernel security update
Released 2026-10-09 · Red Hat rating Important · View on Red Hat →
Fixed in
- Red Hat Enterprise Linux AppStream E4S (v.9.4) kernel-64k-debug-devel-5.14.0-427.155.1.el9_4, kernel-64k-debug-devel-matched-5.14.0-427.155.1.el9_4, kernel-64k-devel-5.14.0-427.155.1.el9_4 +11
- Red Hat Enterprise Linux BaseOS E4S (v.9.4) bpftool-7.3.0-427.155.1.el9_4, kernel-5.14.0-427.155.1.el9_4, kernel-64k-5.14.0-427.155.1.el9_4 +29
- Red Hat Enterprise Linux Real Time E4S (v.9.4) kernel-rt-5.14.0-427.155.1.el9_4, kernel-rt-core-5.14.0-427.155.1.el9_4, kernel-rt-debug-5.14.0-427.155.1.el9_4 +9
- Red Hat Enterprise Linux Real Time for NFV E4S (v.9.4) kernel-rt-5.14.0-427.155.1.el9_4, kernel-rt-core-5.14.0-427.155.1.el9_4, kernel-rt-debug-5.14.0-427.155.1.el9_4 +11
Fixes 1 record
Priority MEDIUM 49
In the Linux kernel, the following vulnerability has been resolved: udp: fix potential use-after-free in tunnel segmentation __skb_udp_tunnel_segment() gets the UDP header before ensuring the tunnel header is in the skb…
CVSS 3.1CRITICAL 10.0· Network · No auth · No interaction · EPSS 0.005 · Published 2026-08-22 · Fixed in 5.10.265, 5.15.216 +6
