xorg-x11-server-Xwayland: xorg-x11-server: tigervnc: Data Leak in XFIXES Extension's XFixesSetClientDisconnectMode

A flaw was found in the XFIXES extension. The XFixesSetClientDisconnectMode handler does not validate the request length, allowing a client to read unintended memory from previous requests...

Security update for xorg-x11-server

This update for xorg-x11-server fixes the following issues: CVE-2025-49175: Out-of-bounds access in X Rendering extension Animated cursors bsc1244082. CVE-2025-49176: Integer overflow in Big Requests Extension bsc1244084. CVE-2025-49177: Data leak in XFIXES Extension 6 XFixesSetClientDisconnectMo...

OESA-2021-1468 xorg-x11-server security update

Xorg server common files. Security Fixes: A security issue has been found in X.Org before version 21.1.2 and Xwayland before version 21.1.4. The handler for the CompositeGlyphs request of the Render extension does not properly validate the request length leading to out of bounds memory write. Thi...

xorg-x11-server denial of service vulnerability (CNVD-2018-03151)

The xorg-x11-server is an X Window System display server bundled with multiple vendor operating systems. A security vulnerability exists in the XFIXES extension in versions of xorg-x11-server prior to 1.19.5, which stems from a lack of length detection in the program. An attacker can exploit this...

ALPINE-CVE-2017-12183

xorg-x11-server before 1.19.5 was missing length validation in XFIXES extension allowing malicious X client to cause X server to crash or possibly execute arbitrary code...