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x.org x server vulnerabilities and exploits
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6.5
CVSSv3
CVE-2022-3553
A vulnerability, which was classified as problematic, was found in X.org Server. This affects an unknown part of the file hw/xquartz/X11Controller.m of the component xquartz. The manipulation leads to denial of service. It is recommended to apply a patch to fix this issue. The id...
X.org X Server -
6.5
CVSSv3
CVE-2017-10972
Uninitialized data in endianness conversion in the XEvent handling of the X.Org X Server prior to 2017-06-19 allowed authenticated malicious users to access potentially privileged data from the X server.
X.org Xorg-server
5.5
CVSSv3
CVE-2020-14347
A flaw was found in the way xserver memory was not properly initialized. This could leak parts of server memory to the X client. In cases where Xorg server runs with elevated privileges, this could result in possible ASLR bypass. Xorg-server before version 1.20.9 is vulnerable.
X.org Xorg-server
Debian Debian Linux 9.0
Debian Debian Linux 10.0
Canonical Ubuntu Linux 18.04
Canonical Ubuntu Linux 14.04
Canonical Ubuntu Linux 20.04
Canonical Ubuntu Linux 16.04
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 Xwayland
X.org X Server
Redhat Enterprise Linux 7.0
Redhat Enterprise Linux 8.0
Redhat Enterprise Linux 9.0
Fedoraproject Fedora 37
Fedoraproject Fedora 38
Fedoraproject Fedora 39
Debian Debian Linux 11.0
Debian Debian Linux 12.0
4.7
CVSSv3
CVE-2017-13721
In X.Org Server (aka xserver and xorg-server) prior to 1.19.4, an attacker authenticated to an X server with the X shared memory extension enabled can cause aborts of the X server or replace shared memory segments of other X clients in the same session.
X.org Xorg-server
Debian Debian Linux 8.0
Debian Debian Linux 9.0
NA
CVE-2024-31083
A use-after-free vulnerability was found in the ProcRenderAddGlyphs() function of Xorg servers. This issue occurs when AllocateGlyph() is called to store new glyphs sent by the client to the X server, potentially resulting in multiple entries pointing to the same non-refcounted g...
NA
CVE-2024-31082
A heap-based buffer over-read vulnerability was found in the X.org server's ProcAppleDRICreatePixmap() function. This issue occurs when byte-swapped length values are used in replies, potentially leading to memory leakage and segmentation faults, particularly when triggered ...
NA
CVE-2024-31080
A heap-based buffer over-read vulnerability was found in the X.org server's ProcXIGetSelectedEvents() function. This issue occurs when byte-swapped length values are used in replies, potentially leading to memory leakage and segmentation faults, particularly when triggered b...
NA
CVE-2024-31081
A heap-based buffer over-read vulnerability was found in the X.org server's ProcXIPassiveGrabDevice() function. This issue occurs when byte-swapped length values are used in replies, potentially leading to memory leakage and segmentation faults, particularly when triggered b...
NA
CVE-2015-3164
The authentication setup in XWayland 1.16.x and 1.17.x prior to 1.17.2 starts the server in non-authenticating mode, which allows local users to read from or send information to arbitrary X11 clients via vectors involving a UNIX socket.
Opensuse Opensuse 13.2
X.org Xorg-server 1.16.3
X.org Xorg-server 1.16.4
X.org Xorg-server 1.16.0
X.org Xorg-server 1.16.1
X.org Xorg-server 1.17.0
X.org Xorg-server 1.17.1
X.org Xorg-server 1.16.99.901
X.org Xorg-server 1.16.99.902
X.org Xorg-server 1.16.2
X.org Xorg-server 1.16.1.901
X.org Xorg-server 1.16.2.901
CVSSv3
CVSSv2
CVSSv3
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