CVE-2021-28964 (Medium) detected in linuxlinux-4.19.292 - autoclosed

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

CVE-2021-28964 - Medium Severity Vulnerability

Vulnerable Library - linuxlinux-4.19.292

The Linux Kernel

Library home page: https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/?wsslib=linux

Found in HEAD commit: 79f1f426ddbd9f9d5b8620a590e7f2364d5e4786

Found in base branch: master

Vulnerable Source Files (1)

/fs/btrfs/ctree.c

Vulnerability Details

A race condition was discovered in get_old_root in fs/btrfs/ctree.c in the Linux kernel through 5.11.8. It allows attackers to cause a denial of service (BUG) because of a lack of locking on an extent buffer before a cloning operation, aka CID-dbcc7d57bffc.

Publish Date: 2021-03-22

URL: CVE-2021-28964

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-2021-28964

Release Date: 2021-03-22

Fix Resolution: v4.4.263, v4.9.263, v4.14.227, v4.19.183, v5.4.108, v5.10.26, v5.11.9

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[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.