vulnerability
Alma Linux: CVE-2022-46340: Moderate: xorg-x11-server security and bug fix update (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 9 | (AV:N/AC:L/Au:S/C:C/I:C/A:C) | Dec 14, 2022 | May 15, 2023 | Nov 13, 2025 |
Severity
9
CVSS
(AV:N/AC:L/Au:S/C:C/I:C/A:C)
Published
Dec 14, 2022
Added
May 15, 2023
Modified
Nov 13, 2025
Description
A vulnerability was found in X.Org. This security flaw occurs becuase the swap handler for the XTestFakeInput request of the XTest extension may corrupt the stack if GenericEvents with lengths larger than 32 bytes are sent through a the XTestFakeInput request. 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. This issue does not affect systems where client and server use the same byte order.
Solutions
alma-upgrade-tigervncalma-upgrade-tigervnc-iconsalma-upgrade-tigervnc-licensealma-upgrade-tigervnc-selinuxalma-upgrade-tigervnc-serveralma-upgrade-tigervnc-server-minimalalma-upgrade-tigervnc-server-modulealma-upgrade-xorg-x11-server-commonalma-upgrade-xorg-x11-server-develalma-upgrade-xorg-x11-server-sourcealma-upgrade-xorg-x11-server-xdmxalma-upgrade-xorg-x11-server-xephyralma-upgrade-xorg-x11-server-xnestalma-upgrade-xorg-x11-server-xorgalma-upgrade-xorg-x11-server-xvfbalma-upgrade-xorg-x11-server-xwayland
References
- CVE-2022-46340
- https://attackerkb.com/topics/CVE-2022-46340
- CWE-787
- URL-https://errata.almalinux.org/8/ALSA-2023-2805.html
- URL-https://errata.almalinux.org/8/ALSA-2023-2806.html
- URL-https://errata.almalinux.org/8/ALSA-2023-2830.html
- URL-https://errata.almalinux.org/9/ALSA-2023-2248.html
- URL-https://errata.almalinux.org/9/ALSA-2023-2249.html
- URL-https://errata.almalinux.org/9/ALSA-2023-2257.html
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