CVE-2023-45898

CVSS 3.1 Score 7.8 of 10 (high)

Details

Published Oct 16, 2023
Updated: Nov 7, 2023
CWE ID 416

Summary

CVE-2023-45898 is a high-severity vulnerability affecting the Linux kernel before version 6.5.4. The vulnerability is classified as "Use After Free" (CWE-416), which refers to a memory corruption issue. It is related to the ext4 filesystem module and specifically impacts the fs/ext4/extents_status.c file. The vulnerability can be exploited locally, requiring low privileges and no user interaction. It poses a significant danger to organizations as it can lead to high impact on both integrity and confidentiality. The CVSSv3 base score for this vulnerability is 7.8 out of 10, indicating its severity. Remediation for this vulnerability involves updating the Linux kernel to version 6.5.4 or above.

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