Vulnerability Monitor

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CVE-2023-2513

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.

Published

2023-05-08T21:15:11.077

Last Modified

2025-04-23T17:16:29.350

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 6.7 (MEDIUM)

Weaknesses

Type: Secondary
CWE-416
Type: Primary
CWE-416

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	linux	linux_kernel	≤ 5.19	Yes
Operating System	redhat	enterprise_linux	6.0	Yes
Operating System	redhat	enterprise_linux	7.0	Yes
Operating System	redhat	enterprise_linux	8.0	Yes
Operating System	redhat	enterprise_linux	9.0	Yes

References

https://bugzilla.redhat.com/show_bug.cgi?id=2193097 Issue Tracking, Third Party Advisory ([email protected])
https://github.com/torvalds/linux/commit/67d7d8ad99be Patch ([email protected])
https://lore.kernel.org/all/20220616021358.2504451-1-libaokun1%40huawei.com/ ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=2193097 Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/torvalds/linux/commit/67d7d8ad99be Patch (af854a3a-2127-422b-91ae-364da2661108)
https://lore.kernel.org/all/20220616021358.2504451-1-libaokun1%40huawei.com/ (af854a3a-2127-422b-91ae-364da2661108)