16.04.3

DATE	CVE	VULNERABILITY TITLE	RISK
2023-12-12	CVE-2023-5536	Incorrect Default Permissions vulnerability in Canonical Ubuntu Linux A feature in LXD (LP#1829071), affects the default configuration of Ubuntu Server which allows privileged users in the lxd group to escalate their privilege to root without requiring a sudo password. local high complexity canonical CWE-276	6.4
2021-04-17	CVE-2021-3493	Incorrect Authorization vulnerability in Canonical Ubuntu Linux The overlayfs implementation in the linux kernel did not properly validate with respect to user namespaces the setting of file capabilities on files in an underlying file system. local low complexity canonical CWE-863	7.8
2021-04-17	CVE-2021-3492	Memory Leak vulnerability in Canonical Ubuntu Linux Shiftfs, an out-of-tree stacking file system included in Ubuntu Linux kernels, did not properly handle faults occurring during copy_from_user() correctly. local low complexity canonical CWE-401	7.8