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x.org libx11 vulnerabilities and exploits
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5.5
CVSSv3
CVE-2023-43785
A vulnerability was found in libX11 due to a boundary condition within the _XkbReadKeySyms() function. This flaw allows a local user to trigger an out-of-bounds read error and read the contents of memory on the system.
X.org Libx11
Redhat Enterprise Linux 8.0
Redhat Enterprise Linux 9.0
Fedoraproject Fedora 38
5.5
CVSSv3
CVE-2023-43786
A vulnerability was found in libX11 due to an infinite loop within the PutSubImage() function. This flaw allows a local user to consume all available system resources and cause a denial of service condition.
X.org Libx11
Redhat Enterprise Linux 8.0
Redhat Enterprise Linux 9.0
Fedoraproject Fedora 38
1 Github repository
7.8
CVSSv3
CVE-2023-43787
A vulnerability was found in libX11 due to an integer overflow within the XCreateImage() function. This flaw allows a local user to trigger an integer overflow and execute arbitrary code with elevated privileges.
X.org Libx11
Redhat Enterprise Linux 8.0
Redhat Enterprise Linux 9.0
Fedoraproject Fedora 38
5.5
CVSSv3
CVE-2023-43788
A vulnerability was found in libXpm due to a boundary condition within the XpmCreateXpmImageFromBuffer() function. This flaw allows a local malicious user to trigger an out-of-bounds read error and read the contents of memory on the system.
X.org Libxpm
Fedoraproject Fedora 37
Fedoraproject Fedora 38
Fedoraproject Fedora 39
Redhat Enterprise Linux 8.0
Redhat Enterprise Linux 9.0
7.5
CVSSv3
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
NA
CVE-2022-3554
Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none.
NA
CVE-2022-3555
Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none.
9.8
CVSSv3
CVE-2021-31535
LookupCol.c in X.Org X through X11R7.7 and libX11 prior to 1.7.1 might allow remote malicious users to execute arbitrary code. The libX11 XLookupColor request (intended for server-side color lookup) contains a flaw allowing a client to send color-name requests with a name longer ...
X.org X Window System
X.org Libx11
Fedoraproject Fedora 33
6 Github repositories
7.8
CVSSv3
CVE-2020-14363
An integer overflow vulnerability leading to a double-free was found in libX11. This flaw allows a local privileged malicious user to cause an application compiled with libX11 to crash, or in some cases, result in arbitrary code execution. The highest threat from this flaw is to ...
X.org Libx11
Fedoraproject Fedora 33
1 Github repository
6.7
CVSSv3
CVE-2020-14344
An integer overflow leading to a heap-buffer overflow was found in The X Input Method (XIM) client was implemented in libX11 before version 1.6.10. As per upstream this is security relevant when setuid programs call XIM client functions while running with elevated privileges. No ...
X.org Libx11
Fedoraproject Fedora 31
Fedoraproject Fedora 32
Fedoraproject Fedora 33
Canonical Ubuntu Linux 18.04
Canonical Ubuntu Linux 14.04
Canonical Ubuntu Linux 20.04
Canonical Ubuntu Linux 16.04
Canonical Ubuntu Linux 12.04
Opensuse Leap 15.1
Opensuse Leap 15.2
1 Github repository
CVSSv3
CVSSv2
CVSSv3
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