SUSE-SU-2023:4841-1
SUSE-SU-2023:4841-1 · Security update for the Linux Kernel (Live Patch 2 for SLE 15 SP5)
This page contains facts from public vulnerability sources. Check the original advisory before updating.
This update for the Linux Kernel 5.14.21-150500_55_12 fixes several issues. The following security issues were fixed: - CVE-2023-3610: Fixed use-after-free vulnerability in nf_tables can be exploited to achieve local privilege escalation (bsc#1213584). - 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-sp5_update_2 SUSE:Linux Enterprise Live Patching 15 SP5
- Affected ranges
- ECOSYSTEM: < 5-150500.2.1
Update to 5-150500.2.1
Original sources
- https://www.suse.com/support/update/announcement/2023/suse-su-20234841-1/
- https://bugzilla.suse.com/1213584
- 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-2023-3610
- 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-2023:4841-1