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CVE-2023-2513

Public on 2023-05-08
Modified on 2024-01-12
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.

Severity
Medium
See what this means
CVSS v3 Base Score
6.7
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 kernel 2023-05-11 18:00 ALAS-2023-1744
Amazon Linux 2 - Core kernel 2023-05-11 17:49 ALAS2-2023-2035
Amazon Linux 2 - Kernel-5.10 Extra kernel 2023-05-11 17:50 ALAS2KERNEL-5.10-2023-032
Amazon Linux 2 - Kernel-5.15 Extra kernel 2022-09-30 07:10 ALAS2KERNEL-5.15-2022-008
Amazon Linux 2 - Kernel-5.4 Extra kernel 2023-05-11 17:50 ALAS2KERNEL-5.4-2023-045

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD CVSSv3 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H