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x.org vulnerabilities and exploits
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CVE-2023-3138
A vulnerability was found in libX11. The security flaw occurs because the functions in src/InitExt.c in libX11 do not check that the values provided for the Request, Event, or Error IDs are within the bounds of the arrays that those functions write to, using those IDs as array in...
X.org Libx11
Redhat Enterprise Linux 8.0
Redhat Enterprise Linux 9.0
1 Github repository
7.5
CVSSv2
CVE-2017-12178
xorg-x11-server prior to 1.19.5 had wrong extra length check in ProcXIChangeHierarchy function allowing malicious X client to cause X server to crash or possibly execute arbitrary code.
Debian Debian Linux 9.0
Debian Debian Linux 8.0
X.org Xorg-server
7.5
CVSSv2
CVE-2017-12181
xorg-x11-server prior to 1.19.5 was missing length validation in XFree86 DGA extension allowing malicious X client to cause X server to crash or possibly execute arbitrary code.
Debian Debian Linux 8.0
Debian Debian Linux 9.0
X.org Xorg-server
7.5
CVSSv2
CVE-2017-12183
xorg-x11-server prior to 1.19.5 was missing length validation in XFIXES extension allowing malicious X client to cause X server to crash or possibly execute arbitrary code.
Debian Debian Linux 9.0
Debian Debian Linux 8.0
X.org Xorg-server
7.5
CVSSv2
CVE-2017-12184
xorg-x11-server prior to 1.19.5 was missing length validation in XINERAMA extension allowing malicious X client to cause X server to crash or possibly execute arbitrary code.
Debian Debian Linux 8.0
Debian Debian Linux 9.0
X.org Xorg-server
7.5
CVSSv2
CVE-2017-12186
xorg-x11-server prior to 1.19.5 was missing length validation in X-Resource extension allowing malicious X client to cause X server to crash or possibly execute arbitrary code.
Debian Debian Linux 8.0
Debian Debian Linux 9.0
X.org Xorg-server
7.5
CVSSv2
CVE-2017-12177
xorg-x11-server prior to 1.19.5 was vulnerable to integer overflow in ProcDbeGetVisualInfo function allowing malicious X client to cause X server to crash or possibly execute arbitrary code.
Debian Debian Linux 8.0
Debian Debian Linux 9.0
X.org Xorg-server
4.6
CVSSv2
CVE-2017-13723
In X.Org Server (aka xserver and xorg-server) prior to 1.19.4, a local attacker authenticated to the X server could overflow a global buffer, causing crashes of the X server or potentially other problems by injecting large or malformed XKB related atoms and accessing them via xkb...
X.org Xorg-server
Debian Debian Linux 8.0
Debian Debian Linux 9.0
7.5
CVSSv2
CVE-2017-12185
xorg-x11-server prior to 1.19.5 was missing length validation in MIT-SCREEN-SAVER extension allowing malicious X client to cause X server to crash or possibly execute arbitrary code.
Debian Debian Linux 8.0
Debian Debian Linux 9.0
X.org Xorg-server
7.5
CVSSv2
CVE-2017-12187
xorg-x11-server prior to 1.19.5 was missing length validation in RENDER extension allowing malicious X client to cause X server to crash or possibly execute arbitrary code.
Debian Debian Linux 8.0
Debian Debian Linux 9.0
X.org Xorg-server
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
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CVE-2023-20198
CVE-2024-33587
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CVE-2024-4308
HTML injection
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