CVE-2022-39188 (Medium) detected in linux-stable-rtv3.8.6

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

CVE-2022-39188 - Medium Severity Vulnerability

Vulnerable Library - linux-stable-rtv3.8.6

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: 22324ae9738f0a1eeb173ff05137c8317c350189

Found in base branch: master

Vulnerable Source Files (1)

Vulnerability Details

An issue was discovered in include/asm-generic/tlb.h in the Linux kernel before 5.19. Because of a race condition (unmap_mapping_range versus munmap), a device driver can free a page while it still has stale TLB entries. This only occurs in situations with VM_PFNMAP VMAs.

Publish Date: 2022-09-02

URL: CVE-2022-39188

CVSS 3 Score Details (4.7)

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: None - Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://www.linuxkernelcves.com/cves/CVE-2022-39188

Release Date: 2022-09-02

Fix Resolution: v5.19

---

Step up your Open Source Security Game with Mend here

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

:heavy_check_mark: This issue was automatically closed by Mend because the vulnerable library in the specific branch(es) was either marked as ignored or it is no longer part of the Mend inventory.

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

:information_source: This issue was automatically re-opened by Mend because the vulnerable library in the specific branch(es) has been detected in the Mend inventory.