vulnerability
Red Hat: CVE-2021-45868: kernel: fs/quota/quota_tree.c does not validate the block number in the quota tree
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:M/Au:N/C:N/I:N/A:P) | Mar 18, 2022 | Jul 9, 2025 | Jul 9, 2025 |
Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:N/A:P)
Published
Mar 18, 2022
Added
Jul 9, 2025
Modified
Jul 9, 2025
Description
In the Linux kernel before 5.15.3, fs/quota/quota_tree.c does not validate the block number in the quota tree (on disk). This can, for example, lead to a kernel/locking/rwsem.c use-after-free if there is a corrupted quota file.
Solution
no-fix-redhat-rpm-package
References
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