CLSA-2023-1690395161 Fix of 12 CVEs

Bionic update: upstream stable patchset 2021-11-12 LP: 1950816 // CVE- url: https://ubuntu.com/security/CVE-2021-20321 - ovl: fix missing negative dentry check in ovlrename CVE-url: https://ubuntu.com/security/CVE-2021-20321 - ovl: cleanup unused var in rename2 Jammy update: v5.15.93 upstream...

CLSA-2023-1682418814 Fix CVE(s): CVE-2023-1281, CVE-2022-3903, CVE-2023-26545

Ubuntu: 4.15.0-209.220 bionic/linux: 4.15.0-209.220 -proposed tracker LP: 2011989 CVE-2023-26545 - net: mpls: fix stale pointer if allocation fails during device rename CVE-2023-1281 - rcu: Upgrade rcuswapprotected to rcureplacepointer - net/sched: tcindex: update imperfect hash filters respectin...