Red Hat Security AdvisoryRHSA-2026:81349
kernel security, bug fix, and enhancement update
Released 2026-10-12 · Red Hat rating Important · View on Red Hat →
Fixed in
- Red Hat Enterprise Linux Server (v. 7 ELS) bpftool-3.10.0-1160.167.1.el7, kernel-3.10.0-1160.167.1.el7, kernel-abi-whitelists-3.10.0-1160.167.1.el7 +11
- Red Hat Enterprise Linux Server Optional (v. 7 ELS) kernel-debug-devel-3.10.0-1160.167.1.el7, kernel-tools-libs-devel-3.10.0-1160.167.1.el7
Fixes 4 records
Priority HIGH 73
In the Linux kernel, the following vulnerability has been resolved: vhost: reset the vring metadata cache on vring reconfiguration vq->meta_iotlb[] caches the vhost_iotlb_map that backs each vring metadata region, and io…
CVSS 3.1HIGH 8.8· Local · Low privileges · No interaction · EPSS 0.00409 · Published 2026-08-21 · Partial fix · 5.10.265, 5.15.216 +6
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
Priority MEDIUM 49
In the Linux kernel, the following vulnerability has been resolved: netfilter: synproxy: refresh tcphdr after skb_ensure_writable synproxy_tstamp_adjust() rewrites the TCP timestamp option in place and then patches the T…
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00514 · Published 2026-07-19 · Partial fix · 5.10.259, 5.15.210 +6 CWE-416
Priority MEDIUM 49
In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: remove sprintf usage Replace it with scnprintf, the buffer sizes are expected to be large enough to hold the result, no need for s…
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00368 · Published 2026-06-24 · Partial fix · 5.10.258, 5.15.209 +6 CWE-787