Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems:
5.4.0-1151.161~18.04.15.4.0-1154.163~18.04.15.4.0-222.242~18.04.15.4.0-1097.102~18.04.15.4.0-222.2425.4.0-1151.1615.4.0-1110.1175.4.0-1154.1635.4.0-1097.1025.4.0-1055.58