CVE-2023-2163 (High) detected in linux-stable-rtv4.1.33

[mend-bolt-for-github[bot]]

CVE-2023-2163 - High Severity Vulnerability

Vulnerable Library - linux-stable-rtv4.1.33

Julia Cartwright's fork of linux-stable-rt.git

Library home page: https://git.kernel.org/pub/scm/linux/kernel/git/julia/linux-stable-rt.git

Found in HEAD commit: 2a4fd3afc623ae79fea13880ff39350d42fea4e6

Found in base branch: master

Vulnerable Source Files (2)

/kernel/bpf/verifier.c /kernel/bpf/verifier.c

Vulnerability Details

Incorrect verifier pruning in BPF in Linux Kernel >=5.4 leads to unsafe code paths being incorrectly marked as safe, resulting in arbitrary read/write in kernel memory, lateral privilege escalation, and container escape.

Publish Date: 2023-09-20

URL: CVE-2023-2163

CVSS 3 Score Details (8.8)

Base Score Metrics: - Exploitability Metrics: - Attack Vector: Local - Attack Complexity: Low - Privileges Required: Low - User Interaction: None - Scope: Changed - Impact Metrics: - Confidentiality Impact: High - Integrity Impact: High - Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://www.linuxkernelcves.com/cves/CVE-2023-2163

Release Date: 2023-04-18

Fix Resolution: v5.4.242,v5.10.179,v5.15.109,v6.1.26,v6.2.13,v6.3,v6.3

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