SUSE-SU-2023:4377-1

SUSE-SU-2023:4377-1 · Security update for the Linux Kernel

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

The SUSE Linux Enterprise 15 SP2 kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2023-31085: Fixed a divide-by-zero error in do_div(sz,mtd->erasesize) that could cause a local DoS. (bsc#1210778) - CVE-2023-45862: Fixed an issue in the ENE UB6250 reader driver whwere an object could potentially extend beyond the end of an allocation causing. (bsc#1216051) - CVE-2023-2163: Fixed an incorrect verifier pruning in BPF that could lead to unsafe code paths being incorrectly marked as safe, resulting in arbitrary read/write in kernel memory, lateral privilege escalation, and container escape. (bsc#1215518) - CVE-2023-34324: Fixed a possible deadlock in Linux kernel event handling. (bsc#1215745). - CVE-2023-39189: Fixed a flaw in the Netfilter subsystem that could allow a local privileged (CAP_NET_ADMIN) attacker to trigger an out-of-bounds read, leading to a crash or information disclosure. (bsc#1216046) - CVE-2023-3111: Fixed a use-after-free vulnerability in prepare_to_relocate in fs/btrfs/relocation.c (bsc#1212051). - 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 (bsc#1215858). - CVE-2023-42754: Fixed a NULL pointer dereference in the IPv4 stack that could lead to denial of service (bsc#1215467). The following non-security bugs were fixed: - KVM: x86: fix sending PV IPI (git-fixes, bsc#1210853, bsc#1216134). - bpf: propagate precision in ALU/ALU64 operations (git-fixes).

Fix available

Published

2023-11-06T12:53:28Z

Updated

2026-02-04T02:12:48.828357Z

Stack: system

Check your server →