title: Red Hat Security Advisory: kernel security update
description: kernel: perf: Fix list corruption in perf_cgroup_switch() kernel: net/sched: act_api: fix possible infinite loop in tcf_idr_check_alloc() kernel: virtio-net: tap: mlx5_core short frame denial of service kernel: virtio-net: tun: mlx5_core short frame denial of service
cpes: cpe:/o:redhat:rhel_aus:8.4::baseos cpe:/o:redhat:rhel_e4s:8.4::baseos cpe:/o:redhat:rhel_tus:8.4::baseos