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x.org xorg-server vulnerabilities and exploits

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5.5
CVSSv3
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 t...
X.org XwaylandX.org Xorg-serverTigervnc TigervncRedhat Enterprise Linux Desktop 7.0Redhat Enterprise Linux Workstation 7.0Redhat Enterprise Linux For Scientific Computing 7.0Redhat Enterprise Linux 7.0Redhat Enterprise Linux 6.0Redhat Enterprise Linux Server 7.0Redhat Enterprise Linux For Power Little Endian 7.0Redhat Enterprise Linux For Power Big Endian 7.0Redhat Enterprise Linux For Ibm Z Systems 7.0Redhat Enterprise Linux 8.0Redhat Enterprise Linux 9.0Fedoraproject Fedora 39
7.8
CVSSv3
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.
X.org XwaylandX.org Xorg-serverTigervnc TigervncRedhat Enterprise Linux Desktop 7.0Redhat Enterprise Linux Workstation 7.0Redhat Enterprise Linux For Scientific Computing 7.0Redhat Enterprise Linux 7.0Redhat Enterprise Linux 6.0Redhat Enterprise Linux Server 7.0Redhat Enterprise Linux For Power Little Endian 7.0Redhat Enterprise Linux For Power Big Endian 7.0Redhat Enterprise Linux For Ibm Z Systems 7.0Redhat Enterprise Linux 8.0Redhat Enterprise Linux 9.0Fedoraproject Fedora 39
9.8
CVSSv3
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 num...
X.org XwaylandX.org Xorg-serverFedoraproject Fedora 39Redhat Enterprise Linux Desktop 7.0Redhat Enterprise Linux Workstation 7.0Redhat Enterprise Linux Server 7.0Debian Debian Linux 10.0
7.8
CVSSv3
CVE-2023-6377
A flaw was found in xorg-server. Querying or changing XKB button actions such as moving from a touchpad to a mouse can result in out-of-bounds memory reads and writes. This may allow local privilege escalation or possible remote code execution in cases where X11 forwarding is inv...
Redhat Enterprise Linux Eus 9.2Debian Debian Linux 10.0Debian Debian Linux 11.0Debian Debian Linux 12.0X.org X ServerX.org XwaylandTigervnc Tigervnc -
7.5
CVSSv3
CVE-2023-6478
A flaw was found in xorg-server. A specially crafted request to RRChangeProviderProperty or RRChangeOutputProperty can trigger an integer overflow which may lead to a disclosure of sensitive information.
X.org X ServerX.org XwaylandRedhat Enterprise Linux Eus 9.2Debian Debian Linux 10.0Debian Debian Linux 11.0Debian Debian Linux 12.0Tigervnc Tigervnc -
7.8
CVSSv3
CVE-2023-5367
A out-of-bounds write flaw was found in the xorg-x11-server. This issue occurs due to an incorrect calculation of a buffer offset when copying data stored in the heap in the XIChangeDeviceProperty function in Xi/xiproperty.c and in RRChangeOutputProperty function in randr/rrprope...
X.org XwaylandX.org X ServerRedhat Enterprise Linux Desktop 7.0Redhat Enterprise Linux Workstation 7.0Redhat Enterprise Linux For Scientific Computing 7.0Redhat Enterprise Linux 7.0Redhat Enterprise Linux Server 7.0Redhat Enterprise Linux 8.0Redhat Enterprise Linux 9.0Redhat Enterprise Linux For Power Little Endian 7.0 Ppc64leRedhat Enterprise Linux For Power Big Endian 7.0 Ppc64Redhat Enterprise Linux For Ibm Z Systems 7.0 S390xFedoraproject Fedora 37Fedoraproject Fedora 38Fedoraproject Fedora 39Debian Debian Linux 11.0Debian Debian Linux 12.0
4.7
CVSSv3
CVE-2023-5380
A use-after-free flaw was found in the xorg-x11-server. An X server crash may occur in a very specific and legacy configuration (a multi-screen setup with multiple protocol screens, also known as Zaphod mode) if the pointer is warped from within a window on one screen to the root...
X.org XwaylandX.org X ServerRedhat Enterprise Linux 7.0Redhat Enterprise Linux 8.0Redhat Enterprise Linux 9.0Fedoraproject Fedora 37Fedoraproject Fedora 38Fedoraproject Fedora 39Debian Debian Linux 11.0Debian Debian Linux 12.0
7
CVSSv3
CVE-2023-5574
A use-after-free flaw was found in xorg-x11-server-Xvfb. This issue occurs in Xvfb with a very specific and legacy configuration (a multi-screen setup with multiple protocol screens, also known as Zaphod mode). If the pointer is warped from a screen 1 to a screen 0, a use-after-f...
X.org X ServerRedhat Enterprise Linux 7.0
7.8
CVSSv3
CVE-2023-1393
A flaw was found in X.Org Server Overlay Window. A Use-After-Free may lead to local privilege escalation. If a client explicitly destroys the compositor overlay window (aka COW), the Xserver would leave a dangling pointer to that window in the CompScreen structure, which will tri...
X.org Xorg-serverFedoraproject Fedora 36Fedoraproject Fedora 37Fedoraproject Fedora 38
7.8
CVSSv3
CVE-2023-0494
A vulnerability was found in X.Org. This issue occurs due to a dangling pointer in DeepCopyPointerClasses that can be exploited by ProcXkbSetDeviceInfo() and ProcXkbGetDeviceInfo() to read and write into freed memory. This can lead to local privilege elevation on systems where th...
X.org X ServerFedoraproject Fedora 36Fedoraproject Fedora 37Redhat Enterprise Linux Desktop 7.0Redhat Enterprise Linux For Scientific Computing 7.0Redhat Enterprise Linux Server 7.0Redhat Enterprise Linux For Power Little Endian 7.0Redhat Enterprise Linux For Power Big Endian 7.0Redhat Enterprise Linux For Ibm Z Systems 7.0Redhat Enterprise Linux 8.0Redhat Enterprise Linux 8.1Redhat Enterprise Linux Server Tus 8.2Redhat Enterprise Linux Server Aus 8.2Redhat Enterprise Linux Server Workstation 7.0Redhat Enterprise Linux Aus 8.4Redhat Enterprise Linux Server Tus 8.4Redhat Enterprise Linux Eus 8.4Redhat Enterprise Linux Server Update Services For Sap Solutions 8.2Redhat Enterprise Linux For Power Little Endian 8.0Redhat Enterprise Linux For Ibm Z Systems Eus 8.4Redhat Enterprise Linux For Ibm Z Systems 8.0Redhat Enterprise Linux For Power Little Endian Eus 8.4
CVSSv3
CVSSv2
CVSSv3
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