CVE-2022-46343

CVE Details

Release Date:	2022-12-14
Impact:	None	What is this?

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.

See more information about CVE-2022-46343 from MITRE CVE dictionary and NIST NVD

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

CVSS v3 metrics

Base Score:	8.8
Vector String:	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Version:	3.0
Attack Vector:	Network
Attack Complexity:	Low
Privileges Required:	Low
User Interaction:	None
Scope:	Unchanged
Confidentiality Impact:	High
Integrity Impact:	High
Availability Impact:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 7 (tigervnc)	ELSA-2023-0045	2023-01-09
Oracle Linux version 7 (xorg-x11-server)	ELSA-2023-0046	2023-01-09
Oracle Linux version 8 (tigervnc)	ELSA-2023-2830	2023-05-24
Oracle Linux version 8 (xorg-x11-server)	ELSA-2023-2806	2023-05-24
Oracle Linux version 8 (xorg-x11-server-Xwayland)	ELSA-2023-2805	2023-05-24
Oracle Linux version 9 (tigervnc)	ELSA-2023-2257	2023-05-15
Oracle Linux version 9 (xorg-x11-server)	ELSA-2023-2248	2023-05-15
Oracle Linux version 9 (xorg-x11-server-Xwayland)	ELSA-2023-2249	2023-05-15