Security update for the Linux Kernel (Live Patch 29 for SLE 15 SP2)
Details
This update for the Linux Kernel 5.3.18-15020024126 fixes several issues.
The following security issues were fixed:
CVE-2022-39188: Fixed a race condition between unmapmappingrange() and munmap() on VM_PFNMAP mappings leads to stale TLB entry (bsc#1203116).
CVE-2022-29581: Fixed an improper Update of Reference Count vulnerability in net/sched that causes privilege escalation to root (bsc#1199695).
CVE-2021-39698: Fixed a memory corruption due to a use after free that could lead to local escalation of privilege with no additional execution privileges needed (bsc#1196959).