CVE ID:	CVE-2020-16119
Description:	Use-after-free vulnerability in the Linux kernel exploitable by a local attacker due to reuse of a DCCP socket with an attached dccps_hc_tx_ccid object as a listener after being released. Fixed in Ubuntu Linux kernel 5.4.0-51.56, 5.3.0-68.63, 4.15.0-121.123, 4.4.0-193.224, 3.13.0.182.191 and 3.2.0-149.196.
Test IDs:	1.3.6.1.4.1.25623.1.1.12.2020.4580.1   1.3.6.1.4.1.25623.1.0.892843   1.3.6.1.4.1.25623.1.0.704978   1.3.6.1.4.1.25623.1.0.892785
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2020-16119 https://lore.kernel.org/netdev/20201013171849.236025-1-kleber.souza@canonical.com/T/ Debian Security Information: DSA-4978 (Google Search) https://www.debian.org/security/2021/dsa-4978 https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/focal/commit/?id=01872cb896c76cedeabe93a08456976ab55ad695 https://launchpad.net/bugs/1883840 https://ubuntu.com/USN-4576-1 https://ubuntu.com/USN-4577-1 https://ubuntu.com/USN-4578-1 https://ubuntu.com/USN-4579-1 https://ubuntu.com/USN-4580-1