Security update for the Linux Kernel (Live Patch 0 for SLE 15 SP4)
This update for the Linux Kernel 5.14.21-150400_22 fixes several issues. The following security issues were fixed: - CVE-2022-29581: Fixed an improper Update of Reference Count vulnerability in net/sched that causes privilege escalation to root (bsc#1199695). - CVE-2022-39188: Fixed a race condition between unmap_mapping_range() and munmap() on VM_PFNMAP mappings leads to stale TLB entry (bsc#1203116). - CVE-2022-1652: Fixed a use-after-free in bad_flp_intr (bsc#1200057).
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
This update for the Linux Kernel 5.14.21-150400_22 fixes several issues. The following security issues were fixed: - CVE-2022-29581: Fixed an improper Update of Reference Count vulnerability in net/sched that causes privilege escalation to root (bsc#1199695). - CVE-2022-39188: Fixed a race condition between unmap_mapping_range() and munmap() on VM_PFNMAP mappings leads to stale TLB entry (bsc#1203116). - CVE-2022-1652: Fixed a use-after-free in bad_flp_intr (bsc#1200057).
05 / REFERENCES
Further evidence
- https://bugzilla.suse.com/1199695
- https://bugzilla.suse.com/1200057
- https://bugzilla.suse.com/1203116
- https://www.suse.com/security/cve/CVE-2022-1652
- https://www.suse.com/security/cve/CVE-2022-29581
- https://www.suse.com/security/cve/CVE-2022-39188
- https://www.suse.com/support/update/announcement/2022/suse-su-20223370-1/