CVE-2021-45868

MediumCVSS 5.5/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-416

Affected software

No affected versions have been published.

Timeline

Published: Mar 18, 2022
Last modified: Jun 17, 2026
NVD status: Modified

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