CVE-2021-42327
Public on 2021-10-21
Modified on 2022-11-29
Description
A flaw heap buffer overflow in the Linux kernel's AMD Radeon graphics card driver was found in the way user writes some malicious data to the AMD GPU Display Driver Debug Filesystem (to the VGA sub-directory of the /sys/kernel/debug/ directory). A local user could use this flaw to crash the system or escalate their privileges on the system.
Severity
Medium
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 2 - Kernel-5.10 Extra | kernel | 2022-01-21 | ALAS2KERNEL-5.10-2022-008 | Fixed |
| Amazon Linux 2 - Kernel-5.10 Extra | kernel | 2024-02-01 | ALAS2KERNEL-5.10-2024-049 | Fixed |
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 | CVSSv2 | 4.6 | AV:L/AC:L/Au:N/C:P/I:P/A:P |
| NVD | CVSSv3 | 6.7 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |