CVE-2021-4149

State: Published
Severity: Not scored
Published: Mar 23, 2022
Updated: Aug 3, 2024
Reserved: Dec 21, 2021

Description

A vulnerability was found in btrfs_alloc_tree_b in fs/btrfs/extent-tree.c in the Linux kernel due to an improper lock operation in btrfs. In this flaw, a user with a local privilege may cause a denial of service (DOS) due to a deadlock problem.

Scores

The record has no CVSS score.

Weaknesses

CWE-667

Affected Products

Product	Versions
kerneln/a	kernel 5.15 rc6Affected

References

https://bugzilla.redhat.com/show_bug.cgi?id=2026485
https://lkml.org/lkml/2021/10/18/885
https://lkml.org/lkml/2021/9/13/2565
[debian-lts-announce] 20220701 [SECURITY] [DLA 3065-1] linux security updatemailing-list

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