SUSE-SU-2023:4358-1: kernel-rt&distro=SUSE Linux Enterprise Micro 5.1 SUSE Linux Enterprise

Vulnerability summary

SUSE-SU-2023:4358-1 is a vulnerability in kernel-rt&distro=SUSE Linux Enterprise Micro 5.1 SUSE Linux Enterprise with no CVSS score yet.

Timeline

1. 03-11-2023
   PublishedVulnerability first disclosed.
2. 04-02-2026
   Last modifiedVulnerability information updated.

Description

Security update for the Linux Kernel The SUSE Linux Enterprise 15 SP3 RT kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - 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-2023-3777: Fixed a use-after-free vulnerability in netfilter: nf_tables component can be exploited to achieve local privilege escalation. (bsc#1215095) - 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: - nvme-fc: Prevent null pointer dereference in nvme_fc_io_getuuid() (bsc#1214842).

No weakness data has been published for this record.