CVE-2022-46343
Public on 2022-12-14
Modified on 2024-03-28
Description
A vulnerability was found in X.Org. This security flaw occurs because the handler for the ScreenSaverSetAttributes request may write to memory after it has been freed. This issue can lead to local privileges elevation on systems where the X server is running privileged and remote code execution for ssh X forwarding sessions.
Severity
Important
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 1 | xorg-x11-server | 2023-02-17 | ALAS-2023-1689 | Fixed |
| Amazon Linux 2 - Core | xorg-x11-server | 2023-03-02 | ALAS2-2023-1982 | Fixed |
| Amazon Linux 2023 | xorg-x11-server | 2023-02-17 | ALAS2023-2023-102 | Fixed |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | CVSSv3 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |