Security update for the Linux Kernel (Live Patch 2 for SLE 15 SP5)
This update for the Linux Kernel 5.14.21-150500_55_12 fixes several issues. The following security issues were fixed: - CVE-2023-3776: Fixed improper refcount update in cls_fw leads to use-after-free (bsc#1215119). - CVE-2023-4273: Fixed a flaw in the exFAT driver of the Linux kernel that alloawed a local privileged attacker to overflow the kernel stack (bsc#1214123). - CVE-2023-3609: Fixed reference counter leak leading to overflow in net/sched (bsc#1213587).
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
This update for the Linux Kernel 5.14.21-150500_55_12 fixes several issues. The following security issues were fixed: - CVE-2023-3776: Fixed improper refcount update in cls_fw leads to use-after-free (bsc#1215119). - CVE-2023-4273: Fixed a flaw in the exFAT driver of the Linux kernel that alloawed a local privileged attacker to overflow the kernel stack (bsc#1214123). - CVE-2023-3609: Fixed reference counter leak leading to overflow in net/sched (bsc#1213587).
05 / REFERENCES
Further evidence
- https://bugzilla.suse.com/1213587
- https://bugzilla.suse.com/1214123
- https://bugzilla.suse.com/1215119
- https://www.suse.com/security/cve/CVE-2023-3609
- https://www.suse.com/security/cve/CVE-2023-3776
- https://www.suse.com/security/cve/CVE-2023-4273
- https://www.suse.com/support/update/announcement/2023/suse-su-20233924-1/