SUSE-SU-2023:2727-1
SUSE-SU-2023:2727-1 · Security update for the Linux Kernel (Live Patch 23 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_90 fixes several issues. The following security issues were fixed: - CVE-2022-4744: Fixed double-free that could lead to DoS or privilege escalation in TUN/TAP device driver functionality (bsc#1209672). - CVE-2023-23455: Fixed a denial of service inside atm_tc_enqueue in net/sched/sch_atm.c because of type confusion (non-negative numbers can sometimes indicate a TC_ACT_SHOT condition rather than valid classification results) (bsc#1207189). - CVE-2023-31436: Fixed an out-of-bounds write in qfq_change_class() because lmax can exceed QFQ_MIN_LMAX (bsc#1210989). - CVE-2023-1390: Fixed remote DoS vulnerability in tipc_link_xmit() (bsc#1210779). - CVE-2023-28466: Fixed race condition that could lead to use-after-free or NULL pointer dereference in do_tls_getsockopt in net/tls/tls_main.c (bsc#1210452).
Fix available
- Published
- Updated
Stack: system
Affected products and versions
kernel-livepatch-sle15-sp2_update_32 SUSE:Linux Enterprise Live Patching 15 SP2
- Affected ranges
- ECOSYSTEM: < 6-150200.2.2
Update to 6-150200.2.2
kernel-livepatch-sle15-sp3_update_23 SUSE:Linux Enterprise Live Patching 15 SP3
- Affected ranges
- ECOSYSTEM: < 12-150300.2.2
Update to 12-150300.2.2
Original sources
- https://www.suse.com/support/update/announcement/2023/suse-su-20232727-1/
- https://bugzilla.suse.com/1207189
- https://bugzilla.suse.com/1209672
- https://bugzilla.suse.com/1210452
- https://bugzilla.suse.com/1210779
- https://bugzilla.suse.com/1210989
- https://www.suse.com/security/cve/CVE-2022-4744
- https://www.suse.com/security/cve/CVE-2023-1390
- https://www.suse.com/security/cve/CVE-2023-23455
- https://www.suse.com/security/cve/CVE-2023-28466
- https://www.suse.com/security/cve/CVE-2023-31436
- https://osv.dev/vulnerability/SUSE-SU-2023:2727-1