SUSE-SU-2023:4028-1

SUSE-SU-2023:4028-1 · Security update for the Linux Kernel

This page contains facts from public vulnerability sources. Check the original advisory before updating.

The SUSE Linux Enterprise 11 SP4 kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2023-1077: Fixed a type confusion in pick_next_rt_entity() that could cause memory corruption (bsc#1208600). - 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-2023-1192: Fixed use-after-free in cifs_demultiplex_thread() (bsc#1208995). - CVE-2023-20588: Fixed a potential data leak that could be triggered through a side channel when division by zero occurred on some AMD processors (bsc#1213927). - CVE-2023-4459: Fixed a NULL pointer dereference flaw in the vmxnet3 driver that may have allowed a local attacker with user privileges to cause a denial of service (bsc#1214451). - CVE-2023-3772: Fixed a flaw in the XFRM subsystem that may have allowed a malicious user with CAP_NET_ADMIN privileges to directly dereference a NULL pointer leading to denial of service (bsc#1213666). - CVE-2023-2007: Removed the dpt_i2o driver due to security issues (bsc#1210448, jsc#PED-4579). - CVE-2023-4385: Fixed a NULL pointer dereference flaw in dbFree that may have allowed a local attacker to crash the system due to a missing sanity check (bsc#1214348).

Fix available

Published

2023-10-10T12:06:24Z

Updated

2026-02-04T04:27:54.920768Z

Stack: system

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