vulnerability
Red Hat: CVE-2021-28964: kernel: race condition in get_old_root function in fs/btrfs/ctree.c because of a lack of locking on an extent buffer before a cloning operation
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 2 | (AV:L/AC:M/Au:N/C:N/I:N/A:P) | Mar 22, 2021 | Jul 9, 2025 | Jul 9, 2025 |
Severity
2
CVSS
(AV:L/AC:M/Au:N/C:N/I:N/A:P)
Published
Mar 22, 2021
Added
Jul 9, 2025
Modified
Jul 9, 2025
Description
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.
Solution
no-fix-redhat-rpm-package
References
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