SUSE-SU-2022:2438-1
SUSE-SU-2022:2438-1 · Security update for the Linux Kernel (Live Patch 30 for SLE 12 SP5)
This page contains facts from public vulnerability sources. Check the original advisory before updating.
This update for the Linux Kernel 4.12.14-122_116 fixes several issues. The following security issues were fixed: - CVE-2022-20154: Fixed a use after free due to a race condition in lock_sock_nested of sock.c. This could lead to local escalation of privilege with System execution privileges needed (bsc#1200599). - CVE-2022-21499: Reinforced the kernel lockdown feature, until now it's been trivial to break out of it with kgdb or kdb (bsc#1199426). - CVE-2022-1729: Fixed a sys_perf_event_open() race condition against self (bsc#1199507).
Fix available
- Published
- Updated
Stack: system
Affected products and versions
kgraft-patch-sle12-sp4_update_25 SUSE:Linux Enterprise Live Patching 12 SP4
- Affected ranges
- ECOSYSTEM: < 6-2.3
Update to 6-2.3
kgraft-patch-sle12-sp5_update_24 SUSE:Linux Enterprise Live Patching 12 SP5
- Affected ranges
- ECOSYSTEM: < 14-2.3
Update to 14-2.3
kgraft-patch-sle12-sp5_update_25 SUSE:Linux Enterprise Live Patching 12 SP5
- Affected ranges
- ECOSYSTEM: < 12-2.3
Update to 12-2.3
kgraft-patch-sle12-sp5_update_30 SUSE:Linux Enterprise Live Patching 12 SP5
- Affected ranges
- ECOSYSTEM: < 5-2.3
Update to 5-2.3
Original sources
- https://www.suse.com/support/update/announcement/2022/suse-su-20222438-1/
- https://bugzilla.suse.com/1199697
- https://bugzilla.suse.com/1200059
- https://bugzilla.suse.com/1200608
- https://www.suse.com/security/cve/CVE-2022-1729
- https://www.suse.com/security/cve/CVE-2022-20154
- https://www.suse.com/security/cve/CVE-2022-21499
- https://osv.dev/vulnerability/SUSE-SU-2022:2438-1