X.org Server Buffer Error Vulnerability

X.org Server is an open source free software from the X.org Foundation. A security vulnerability exists in versions of X.org Server prior to 21.1.11 that stems from the use of the wrong private type...

X.org Server Security Vulnerability

X.org Server is an open source free software from the X.org Foundation. A security vulnerability exists in versions of X.org Server prior to 21.1.11 that stems from a hook not being invoked when creating a buffer, which could be exploited by an attacker to cause a denial of service...

X.org Server Security Vulnerability

X.org Server is an open source free software from the X.org Foundation. A security vulnerability exists in versions of X.org Server prior to 21.1.11 that stems from incorrectly handling memory and could be exploited by an attacker to cause a denial of service, obtain sensitive information, or...

Exploit for Uncontrolled Resource Consumption in X.Org Libx11

CVE-2023-43786 Proof-of-Concept Overview This is a DoS P...

USN-6587-1: X.Org X Server vulnerabilities

Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled memory when processing the DeviceFocusEvent and ProcXIQueryPointer APIs. An attacker could possibly use this issue to cause the X Server to crash, obtain sensitive information, or execute arbitrary code. CVE-2023-6816 Jan-Nikl...

CVE-2024-21885

A flaw was found in X.Org server. In the XISendDeviceHierarchyEvent function, it is possible to exceed the allocated array length when certain new device IDs are added to the xXIHierarchyInfo struct. This can trigger a heap buffer overflow condition, which may lead to an application crash or remo...

CVE-2024-0408

A flaw was found in the X.Org server. The GLX PBuffer code does not call the XACE hook when creating the buffer, leaving it unlabeled. When the client issues another request to access that resource as with a GetGeometry or when it creates another resource that needs to access that buffer, such as...

CVE-2024-21886

A heap buffer overflow flaw was found in the DisableDevice function in the X.Org server. This issue may lead to an application crash or, in some circumstances, remote code execution in SSH X11 forwarding environments...

UBUNTU-CVE-2024-0409

A flaw was found in the X.Org server. The cursor code in both Xephyr and Xwayland uses the wrong type of private at creation. It uses the cursor bits type with the cursor as private, and when initiating the cursor, that overwrites the XSELINUX context...

PT-2024-1267 · X.Org +11 · X.Org Server +11

Name of the Vulnerable Software and Affected Versions: X.Org Server affected versions not specified Description: An out-of-bounds memory access flaw was found in the X.Org server. This issue can be triggered when a device frozen by a sync grab is reattached to a different master device. The issue...

CVE-2024-0409

A flaw was found in the X.Org server. The cursor code in both Xephyr and Xwayland uses the wrong type of private at creation. It uses the cursor bits type with the cursor as private, and when initiating the cursor, that overwrites the XSELINUX context...

PT-2024-1261 · X.Org +11 · X.Org Server +11

Vulnerability Report Name of the Vulnerable Software and Affected Versions: X.Org Server versions prior to 1.20.14-alt11 X.Org Server versions prior to 2:1.20.11-1+deb11u11 Debian bullseye X.Org Server versions prior to 2:21.1.7-3+deb12u5 Debian bookworm X.Org xwayland versions prior to 23.1.1-al...

CVE-2023-6816

A flaw was found in X.Org server. Both DeviceFocusEvent and the XIQueryPointer reply contain a bit for each logical button currently down. Buttons can be arbitrarily mapped to any value up to 255, but the X.Org Server was only allocating space for the device's particular number of buttons, leadin...

PT-2024-1243

Name of the Vulnerable Software and Affected Versions: X.Org Server versions prior to 21.1.11 Xwayland versions prior to 23.2.4 Description: A flaw was found in the X.Org server, specifically in the cursor code of Xephyr and Xwayland, which uses the wrong type of private at creation. This issue i...

Ubuntu 20.04 LTS / 22.04 LTS / 23.04 / 23.10 : X.Org X Server vulnerabilities (USN-6587-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS / 23.04 / 23.10 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-6587-1 advisory. Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled memory when processing the DeviceFocusEvent and...

EulerOS Virtualization 3.0.6.6 : libX11 (EulerOS-SA-2023-3403)

According to the versions of the libX11 packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - A vulnerability was found in libX11. The security flaw occurs because the functions in src/InitExt.c in libX11 do not check that...

PT-2024-1266 · Unknown +12 · X.Org Server +12

Name of the Vulnerable Software and Affected Versions: X.Org Server versions prior to 21.1.11 Xwayland versions prior to 23.2.4 xorg-server versions prior to 1.20.8-alt12 xorg-server versions prior to 1.20.14-alt11 xorg-xwayland versions prior to 23.1.1-alt4 Description: A heap buffer overflow fl...

EulerOS Virtualization 2.11.1 : libX11 (EulerOS-SA-2023-3056)

According to the versions of the libX11 package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - A vulnerability was found in libX11. The security flaw occurs because the functions in src/InitExt.c in libX11 do not check that t...

UBUNTU-CVE-2023-6816

A flaw was found in X.Org server. Both DeviceFocusEvent and the XIQueryPointer reply contain a bit for each logical button currently down. Buttons can be arbitrarily mapped to any value up to 255, but the X.Org Server was only allocating space for the device's particular number of buttons, leadin...

PT-2024-1121

Name of the Vulnerable Software and Affected Versions X.Org Server affected versions not specified Description A flaw was found in the X.Org server, specifically in the DeviceFocusEvent and XIQueryPointer functions, which can lead to a heap overflow. This issue is caused by the server allocating...