Security Bulletin: AIX Xorg X Server is vulnerable to memory corruption or a denial of service (CVE-2025-62230, CVE-2025-62231)

Summary Updated Feb 24 2026: New iFix for 7.3 TL3 SP2 provided with correct fileset prereqs. Updated the affected fileset levels to show that 7.3 TL3 SP2 is vulnerable. Vulnerabilities in Xorg X Server could cause a memory corruption or denial of service CVE-2025-62230, CVE-2025-62231...

X.Org X Server: Multiple vulnerabilities

Background The X Window System is a graphical windowing system based on a client/server model. Description Multiple vulnerabilities have been discovered in X.Org X Server. Please review the CVE identifiers referenced below for details. Impact A remote attacker could possibly execute arbitrary cod...

X.Org X Server/X Keyboard Configuration Database: Screen lock bypass

Background The X Keyboard Configuration Database provides keyboard configuration for various X server implementations. Description Starting with the =x11-base/xorg-server-1.11 package, the X.Org X Server again provides debugging functionality that can be used terminate an application that...

AIX 610001 : U831341

The remote host is missing AIX PTF U831341 which is related to the security of the package X11.base.rte You should install this PTF for your system to be up-to-date. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. if ! definedfunc"bnrandom" exit0; include'deprecatednasllevel.inc';...

AIX 530006 : U821991

The remote host is missing AIX PTF U821991 which is related to the security of the package X11.base.rte You should install this PTF for your system to be up-to-date. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. if ! definedfunc"bnrandom" exit0; include'deprecatednasllevel.inc';...

AIX 610000 : U818443

The remote host is missing AIX PTF U818443 which is related to the security of the package X11.base.rte You should install this PTF for your system to be up-to-date. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. if ! definedfunc"bnrandom" exit0; include'deprecatednasllevel.inc';...

Gentoo Security Advisory GLSA 200608-25 (xorg-x11, xorg-server, xtrans, xload, xinit, xterm, xf86dga, xdm, libX11)

The remote host is missing updates announced in advisory GLSA 200608-25. SPDX-FileCopyrightText: 2008 E-Soft Inc. Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

AIX 610000 : U817157

The remote host is missing AIX PTF U817157 which is related to the security of the package X11.base.lib You should install this PTF for your system to be up-to-date. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. if ! definedfunc"bnrandom" exit0; include'deprecatednasllevel.inc';...

AIX 6.1 TL 1 : X11.base.smt (U813441)

The remote host is missing AIX PTF U813441, which is related to the security of the package X11.base.smt. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from AIX Security PTF U813441. The text itself is copyright C...

AIX 530007 : U815877

The remote host is missing AIX PTF U815877 which is related to the security of the package X11.base.rte You should install this PTF for your system to be up-to-date. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. if ! definedfunc"bnrandom" exit0; include'deprecatednasllevel.inc';...

AIX 530007 : U811497

The remote host is missing AIX PTF U811497 which is related to the security of the package X11.base.rte You should install this PTF for your system to be up-to-date. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. if ! definedfunc"bnrandom" exit0; include'deprecatednasllevel.inc';...

X.Org X server: Composite local privilege escalation

Background The X Window System is a graphical windowing system based on a client/server model. Description Aaron Plattner discovered a buffer overflow in the compNewPixmap function when copying data from a large pixel depth pixmap into a smaller pixel depth pixmap. Impact A local attacker could...