The SUSE Linux Enterprise 12 SP5 RT kernel was updated to receive various security bugfixes.
The following security bugs were fixed:
- CVE-2023-39194: Fixed an out of bounds read in the XFRM subsystem (bsc#1215861).
- CVE-2023-39193: Fixed an out of bounds read in the xtables subsystem (bsc#1215860).
- CVE-2023-39192: Fixed an out of bounds read in the netfilter subsystem (bsc#1215858).
- CVE-2023-42754: Fixed a NULL pointer dereference in the IPv4 stack that could lead to denial of service (bsc#1215467).
- CVE-2023-1206: Fixed a hash collision flaw in the IPv6 connection lookup table which could be exploited by network adjacent attackers, increasing CPU usage by 95% (bsc#1212703).
- CVE-2023-4921: Fixed a use-after-free vulnerability in the QFQ network scheduler which could be exploited to achieve local privilege escalatio (bsc#1215275).
- 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#1215117).
- CVE-2023-4623: Fixed a use-after-free issue in the HFSC network scheduler which could be exploited to achieve local privilege escalation (bsc#1215115).
- CVE-2020-36766: Fixed a potential information leak in in the CEC driver (bsc#1215299).
- CVE-2023-1859: Fixed a use-after-free flaw in Xen transport for 9pfs which could be exploited to crash the system (bsc#1210169).
- CVE-2023-4881: Fixed a out-of-bounds write flaw in the netfilter subsystem that could lead to potential information disclosure or a denial of service (bsc#1215221).
- CVE-2023-1192: Fixed use-after-free in cifs_demultiplex_thread() (bsc#1208995).
The following non-security bugs were fixed:
- 9p/trans_virtio: Remove sysfs file on probe failure (git-fixes).
- Drivers: hv: vmbus: Do not dereference ACPI root object handle (git-fixes).
- Input: psmouse - fix OOB access in Elantech protocol (git-fixes).
- Input: raspberrypi-ts - fix refcount leak in rpi_ts_probe (git-fixes).
- Input: xpad - add...