CVE-2023-2513

State: Published
Severity: 6.7 Medium
Published: May 8, 2023
Updated: Apr 23, 2025
Reserved: May 4, 2023

Description

A use-after-free vulnerability was found in the Linux kernel's ext4 filesystem in the way it handled the extra inode size for extended attributes. This flaw could allow a privileged local user to cause a system crash or other undefined behaviors.

Scores

CVSS	Score	Vector	Source
3.1	6.7 Medium	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-416

Affected Products

Product	Versions
Linux kernel ext4 filesystemn/a	Fixed in kernel 6.0-rc1Affected

References

https://lore.kernel.org/all/20220616021358.2504451-1-libaokun1%40huawei.com/
https://github.com/torvalds/linux/commit/67d7d8ad99be
https://bugzilla.redhat.com/show_bug.cgi?id=2193097

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