CVE-2023-2166
Public on 2023-04-19
Modified on 2024-04-26
Description
A null pointer dereference issue was found in the can protocol in net/can/af_can.c in the Linux Kernel. ml_priv may not be initialized in the receive path of CAN frames. This issue could allow a local user to crash the system or cause a denial of service.
Severity
Medium
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-5.15 Extra | kernel | Not Affected | ||
| Amazon Linux 2 - Kernel-5.10 Extra | kernel | 2023-01-18 | ALAS2KERNEL-5.10-2023-025 | Fixed |
| Amazon Linux 2 - Kernel-5.4 Extra | kernel | 2023-01-18 | ALAS2KERNEL-5.4-2023-041 | Fixed |
| Amazon Linux 2023 | kernel | Not Affected |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| NVD | CVSSv3 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |