USN-7299-2: X.Org X Server vulnerabilities

USN-7299-1 fixed several vulnerabilities in X.Org. This update provides the corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled certain memory operations. An attacker could use these issu...

Xorg: xwayland: buffer overflow in xkbvmodmasktext()

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Linux Distros Unpatched Vulnerability : CVE-2013-1981

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Multiple integer overflows in X.org libX11 1.5.99.901 1.6 RC1 and earlier allow X servers to trigger allocation of insufficient memory and a buffer overflow via...

Linux Distros Unpatched Vulnerability : CVE-2017-10972

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Uninitialized data in endianness conversion in the XEvent handling of the X.Org X Server before 2017-06-19 allowed authenticated malicious users to access...

Linux Distros Unpatched Vulnerability : CVE-2017-12180

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xorg-x11-server before 1.19.5 was missing length validation in XFree86 VidModeExtension allowing malicious X client to cause X server to crash or possibly execu...

Linux Distros Unpatched Vulnerability : CVE-2017-12185

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xorg-x11-server before 1.19.5 was missing length validation in MIT-SCREEN-SAVER extension allowing malicious X client to cause X server to crash or possibly...

[SECURITY] Fedora 41 Update: xorg-x11-server-21.1.16-1.fc41

X.Org X11 X server...

[SECURITY] Fedora 41 Update: xorg-x11-server-Xwayland-24.1.6-1.fc41

Xwayland is an X server for running X clients under Wayland...

VulnCheck KEV: CVE-1999-0526

An X server's access control is disabled e.g. through an "xhost +" command and allows anyone to connect to the server...

Ubuntu: Security Advisory (USN-7299-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2025 Greenbone AG 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...

USN-7299-1: X.Org X Server vulnerabilities

Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled certain memory operations. An attacker could use these issues to cause the X Server to crash, leading to a denial of service, or possibly execute arbitrary code...

UBUNTU-CVE-2025-26594

A use-after-free flaw was found in X.Org and Xwayland. The root cursor is referenced in the X server as a global variable. If a client frees the root cursor, the internal reference points to freed memory and causes a use-after-free...

Ubuntu 20.04 LTS / 22.04 LTS / 24.04 LTS / 24.10 : X.Org X Server vulnerabilities (USN-7299-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS / 24.04 LTS / 24.10 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-7299-1 advisory. Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled certain memory operations. An attacker could use...

X.Org X server, XWayland: 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 and XWayland. Please review the CVE identifiers referenced below for details. Impact Please review the referenced CVE...

GLSA-202411-08 : X.Org X server, XWayland: Multiple Vulnerabilities

The remote host is affected by the vulnerability described in GLSA-202411-08 X.Org X server, XWayland: Multiple Vulnerabilities Multiple vulnerabilities have been discovered in X.Org X server and XWayland. Please review the CVE identifiers referenced below for details. Tenable has extracted the...

[SECURITY] Fedora 39 Update: xorg-x11-server-Xwayland-23.2.7-2.fc39

Xwayland is an X server for running X clients under Wayland...

USN-7085-2: X.Org X Server vulnerability

USN-7085-1 fixed a vulnerability in X.Org. This update provides the corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled certain memory operations in the X Keyboard Extension. An attacker...

USN-7085-1: X.Org X Server vulnerability

Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled certain memory operations in the X Keyboard Extension. An attacker could use this issue to cause the X Server to crash, leading to a denial of service, or possibly execute arbitrary code...

Ubuntu 20.04 LTS / 22.04 LTS / 24.04 LTS / 24.10 : X.Org X Server vulnerability (USN-7085-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS / 24.04 LTS / 24.10 host has packages installed that are affected by a vulnerability as referenced in the USN-7085-1 advisory. Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled certain memory operations in the X Keyboard Extension. An...

CBL Mariner 2.0 Security Update: xorg-x11-server (CVE-2024-31082)

The version of xorg-x11-server installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-31082 advisory. - A heap-based buffer over-read vulnerability was found in the X.org server's ProcAppleDRICreatePixma...