CVE-2022-36123 (High) detected in linux-stable-rtv4.1.33

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

CVE-2022-36123 - 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: 0c6c8d8c809f697cd5fc581c6c08e9ad646c55a8

Found in base branch: master

Vulnerable Source Files (2)

/arch/x86/kernel/head64.c /arch/x86/kernel/head64.c

Vulnerability Details

The Linux kernel before 5.18.13 lacks a certain clear operation for the block starting symbol (.bss). This allows Xen PV guest OS users to cause a denial of service or gain privileges.

Publish Date: 2022-07-29

URL: CVE-2022-36123

CVSS 3 Score Details (7.8)

Base Score Metrics: - Exploitability Metrics: - Attack Vector: Local - Attack Complexity: Low - Privileges Required: Low - User Interaction: None - Scope: Unchanged - 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-2022-36123

Release Date: 2022-07-29

Fix Resolution: v4.9.324,v4.14.289,v4.19.253,v5.4.207,v5.10.132,v5.15.56,v5.18.13,v5.19-rc6

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