SUSE-SU-2023:4801-1
SUSE-SU-2023:4801-1 · Security update for the Linux Kernel (Live Patch 18 for SLE 15 SP4)
This page contains facts from public vulnerability sources. Check the original advisory before updating.
This update for the Linux Kernel 5.14.21-150400_24_88 fixes several issues. The following security issues were fixed: - CVE-2023-3777: Fixed a use-after-free vulnerability in netfilter: nf_tables component can be exploited to achieve local privilege escalation. (bsc#1215097) - CVE-2023-5345: Fixed an use-after-free vulnerability in the fs/smb/client component which could be exploited to achieve local privilege escalation. (bsc#1215971) - CVE-2023-4622: Fixed a use-after-free vulnerability in the Unix domain sockets component which could be exploited to achieve local privilege escalation (bsc#1215442). - CVE-2023-2163: Fixed an incorrect verifier pruning in BPF that could lead to unsafe code paths being incorrectly marked as safe, resulting in arbitrary read/write in kernel memory, lateral privilege escalation, and container escape. (bsc#1215519)
Fix available
- Published
- Updated
Stack: system
Affected products and versions
kernel-livepatch-sle15-sp4_update_18 SUSE:Linux Enterprise Live Patching 15 SP4
- Affected ranges
- ECOSYSTEM: < 3-150400.2.1
Update to 3-150400.2.1
Original sources
- https://www.suse.com/support/update/announcement/2023/suse-su-20234801-1/
- https://bugzilla.suse.com/1215097
- https://bugzilla.suse.com/1215442
- https://bugzilla.suse.com/1215519
- https://bugzilla.suse.com/1215971
- https://www.suse.com/security/cve/CVE-2023-2163
- https://www.suse.com/security/cve/CVE-2023-3777
- https://www.suse.com/security/cve/CVE-2023-4622
- https://www.suse.com/security/cve/CVE-2023-5345
- https://osv.dev/vulnerability/SUSE-SU-2023:4801-1