A use-after-free exists in the Linux Kernel in tc_new_tfilter that could allow a local attacker to gain privilege escalation. The exploit requires unprivileged user namespaces. We recommend upgrading past commit 04c2a47ffb13c29778e2a14e414ad4cb5a5db4b5 CREATE(Triage):(User=admin) CVE-2022-1055 (https://nvd.nist.gov/vuln/detail/CVE-2022-1055)