Red Hat Security Advisory

RHSA-2026:93414

kernel security update

Released 2026-11-01 · Red Hat rating Critical · View on Red Hat →

Fixed in

Red Hat Enterprise Linux BaseOS (v. 8) bpftool-4.18.0-553.182.1.el8_10, kernel-4.18.0-553.182.1.el8_10, kernel-abi-stablelists-4.18.0-553.182.1.el8_10 +19
Red Hat Enterprise Linux CRB (v. 8) kernel-tools-libs-devel-4.18.0-553.182.1.el8_10

Fixes 1 record

TI-2026-74756 CVE-2026-98432 · GHSA-qp6h-4hvh-qqqc

Use-after-free in Linux kernel IPv4 socket options handling

MEDIUM 43

In the Linux kernel, the following vulnerability has been resolved: ipv4: free inet_opt and ireq_opt after an RCU grace period tcp_v4_syn_recv_sock() transfers ownership of ireq->ireq_opt to the child socket (newinet->in…

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.0076 Published 2026-10-15 Partial fix · 5.10.272, 5.15.223 +6