CVE-2023-40791 (Medium) detected in linux-stable-rtv4.1.33 - autoclosed

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

CVE-2023-40791 - Medium 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 base branch: master

Vulnerable Source Files (2)

/lib/scatterlist.c /lib/scatterlist.c

Vulnerability Details

extract_user_to_sg in lib/scatterlist.c in the Linux kernel before 6.4.12 fails to unpin pages in a certain situation, as demonstrated by a WARNING for try_grab_page.

Publish Date: 2023-10-16

URL: CVE-2023-40791

CVSS 3 Score Details (6.3)

Base Score Metrics: - Exploitability Metrics: - Attack Vector: Local - Attack Complexity: High - Privileges Required: Low - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: None - 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-2023-40791

Release Date: 2023-10-16

Fix Resolution: v6.4.12

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