CVE-2023-39179
Public on 2024-11-18
Modified on 2025-02-18
Description
A flaw was found within the handling of SMB2 read requests in the kernel ksmbd module. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this to disclose sensitive information on affected installations of Linux. Only systems with ksmbd enabled are vulnerable to this CVE.
Severity
CVSS v3 Base Score
See breakdown
Affected Packages
Platform | Package | Release Date | Advisory | Status |
---|---|---|---|---|
Amazon Linux 1 | kernel | Not Affected | ||
Amazon Linux 2 - Core | kernel | Not Affected | ||
Amazon Linux 2 - Kernel-5.10 Extra | kernel | Not Affected | ||
Amazon Linux 2 - Kernel-5.15 Extra | kernel | Not Affected | ||
Amazon Linux 2 - Kernel-5.4 Extra | kernel | Not Affected | ||
Amazon Linux 2023 | kernel | Not Affected |
CVSS Scores
Score Type | Score | Vector | |
---|---|---|---|
Amazon Linux | CVSSv3 | 7.5 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:L |
NVD | CVSSv3 | 7.5 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:L |