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.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2022-03-18T06:22:48

Updated: 2024-08-04T04:54:30.852Z

Reserved: 2021-12-27T00:00:00

Link: CVE-2021-45868

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2022-03-18T07:15:06.597

Modified: 2023-02-04T00:00:27.783

Link: CVE-2021-45868

cve-icon Redhat

Severity : Moderate

Publid Date: 2022-03-18T00:00:00Z

Links: CVE-2021-45868 - Bugzilla