vulnerability
Red Hat: CVE-2021-4149: kernel: Improper lock operation in btrfs
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 2 | (AV:L/AC:L/Au:N/C:N/I:N/A:P) | Mar 23, 2022 | Jul 9, 2025 | Jul 9, 2025 |
Severity
2
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:P)
Published
Mar 23, 2022
Added
Jul 9, 2025
Modified
Jul 9, 2025
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.
Solution
no-fix-redhat-rpm-package
References
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