vulnerability
Ubuntu: (Multiple Advisories) (CVE-2022-46343): X.Org X Server vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 9 | (AV:N/AC:L/Au:S/C:C/I:C/A:C) | Dec 14, 2022 | Dec 15, 2022 | Aug 18, 2025 |
Severity
9
CVSS
(AV:N/AC:L/Au:S/C:C/I:C/A:C)
Published
Dec 14, 2022
Added
Dec 15, 2022
Modified
Aug 18, 2025
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.
Solutions
ubuntu-pro-upgrade-xserver-xorg-coreubuntu-pro-upgrade-xserver-xorg-core-hwe-16-04ubuntu-pro-upgrade-xserver-xorg-core-hwe-18-04ubuntu-pro-upgrade-xwaylandubuntu-pro-upgrade-xwayland-hwe-16-04ubuntu-pro-upgrade-xwayland-hwe-18-04
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