RLSA-2026:49214

RLSA-2026:49214 · Important: kernel security update

This page contains facts from public vulnerability sources. Check the original advisory before updating.

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: rtnetlink: add missing netlink_ns_capable() check for peer netns (CVE-2026-31692) * kernel: netfilter: ctnetlink: ensure safe access to master conntrack (CVE-2026-43116) * kernel: fanotify: fix false positive on permission events (CVE-2026-46150) * kernel: net: sched: UAF via missing handler for TC_ACT_CONSUMED in tcf_qevent_handle () * kernel: net/sched: cls_api: Handle TC_ACT_CONSUMED in tcf_qevent_handle (CVE-2026-64530) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

CVSS 7.8 · High · Fix available

Published

2026-08-04T12:00:48.049738Z

Updated

2026-08-04T12:30:05.698887687Z

Stack: system

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