SUSE-SU-2023:4239-1
SUSE-SU-2023:4239-1 · Security update for the Linux Kernel (Live Patch 34 for SLE 15 SP3)
This page contains facts from public vulnerability sources. Check the original advisory before updating.
This update for the Linux Kernel 5.3.18-150300_59_127 fixes several issues. The following security issues were fixed: - CVE-2023-4623: Fixed a use-after-free issue in the HFSC network scheduler which could be exploited to achieve local privilege escalation (bsc#1215440). - CVE-2023-4147: Fixed use-after-free in nf_tables_newrule (bsc#1215118). - CVE-2023-4004: Fixed improper element removal netfilter nft_set_pipapo (bsc#1214812). - CVE-2023-3390: Fixed an use-after-free vulnerability in the netfilter subsystem in net/netfilter/nf_tables_api.c that could allow a local attacker with user access to cause a privilege escalation issue (bsc#1212934).
Fix available
- Published
- Updated
Stack: system
Affected products and versions
kernel-livepatch-sle15-sp3_update_34 SUSE:Linux Enterprise Live Patching 15 SP3
- Affected ranges
- ECOSYSTEM: < 4-150300.2.2
Update to 4-150300.2.2
Original sources
- https://www.suse.com/support/update/announcement/2023/suse-su-20234239-1/
- https://bugzilla.suse.com/1212934
- https://bugzilla.suse.com/1214812
- https://bugzilla.suse.com/1215118
- https://bugzilla.suse.com/1215440
- https://www.suse.com/security/cve/CVE-2023-3390
- https://www.suse.com/security/cve/CVE-2023-4004
- https://www.suse.com/security/cve/CVE-2023-4147
- https://www.suse.com/security/cve/CVE-2023-4623
- https://osv.dev/vulnerability/SUSE-SU-2023:4239-1