CVE-2022-0854
Public on 2022-03-23
Modified on 2023-01-18
Description
A memory leak flaw was found in the Linux kernel’s DMA subsystem, in the way a user calls DMA_FROM_DEVICE. This flaw allows a local user to read random memory from the kernel space.
Severity
Medium
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 1 | kernel | 2022-05-31 | ALAS-2022-1591 | Fixed |
| Amazon Linux 2 - Core | kernel | 2022-05-31 | ALAS2-2022-1798 | Fixed |
| Amazon Linux 2 - Kernel-5.10 Extra | kernel | 2022-06-04 | ALAS2KERNEL-5.10-2022-014 | Fixed |
| Amazon Linux 2 - Kernel-5.4 Extra | kernel | 2022-06-04 | ALAS2KERNEL-5.4-2022-026 | Fixed |
| Amazon Linux 2023 | kernel | 2023-02-17 | ALAS2023-2023-070 | Fixed |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 5.1 | CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |
| NVD | CVSSv2 | 2.1 | AV:L/AC:L/Au:N/C:P/I:N/A:N |
| NVD | CVSSv3 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |