CVE-2022-46340

CVE Details

Release Date:2022-12-14

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.

See more information about CVE-2022-46340 from MITRE CVE dictionary and NIST NVD


CVSS v3.0 metrics


NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.

Base Score: 8.8 Base Metrics: AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Access Vector: Network Attack Complexity: Low
Privileges Required: Low User Interaction: None
Scope: Unchanged Confidentiality Impact: High
Integrity Impact: High Availability Impact: High

Errata information


PlatformErrataRelease Date
Oracle Linux version 7 (tigervnc)ELSA-2023-00452023-01-09
Oracle Linux version 7 (xorg-x11-server)ELSA-2023-00462023-01-09
Oracle Linux version 8 (tigervnc)ELSA-2023-28302023-05-24
Oracle Linux version 8 (xorg-x11-server)ELSA-2023-28062023-05-24
Oracle Linux version 8 (xorg-x11-server-Xwayland)ELSA-2023-28052023-05-24
Oracle Linux version 9 (tigervnc)ELSA-2023-22572023-05-15
Oracle Linux version 9 (xorg-x11-server)ELSA-2023-22482023-05-15
Oracle Linux version 9 (xorg-x11-server-Xwayland)ELSA-2023-22492023-05-15



This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team

software.hardware.complete