Vulnerability Report

CVE-2016-7950

Title: X.Org Libxrender RCE

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2016-7950.

CWE Category CWE-787
Published Date Dec 13, 2016
Modified Date May 06, 2026
Exploit Status Not Found
Score 9.8 CVSS v3.0
Exploit Probability (EPSS)
0.75%

Vulnerability Summary

CVE-2016-7950: The XRenderQueryFilters function in X.org libXrender before 0.9.10 allows remote X servers to trigger out-of-bounds write operations via vectors involving filter name lengths.

Impacted Vendors

X
x 1
X
x.org 1

Reference Links

http://www.openwall.com/lists/oss-security/2016/10/04/2 http://www.openwall.com/lists/oss-security/2016/10/04/4 http://www.securityfocus.com/bid/93369 http://www.securitytracker.com/id/1036945 https://cgit.freedesktop.org/xorg/lib/libXrender/commit/?id=8fad00b0b647ee662ce4737ca15be033b7a21714 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7WCKZFMZ76APAVMIRCUKKHEB4GAS7ZUP/ https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZHUT5YOSWVMBJNWZGUQNZRBFIZKRM4A6/ https://lists.x.org/archives/xorg-announce/2016-October/002720.html https://security.gentoo.org/glsa/201704-03 http://www.openwall.com/lists/oss-security/2016/10/04/2 http://www.openwall.com/lists/oss-security/2016/10/04/4 http://www.securityfocus.com/bid/93369 http://www.securitytracker.com/id/1036945 https://cgit.freedesktop.org/xorg/lib/libXrender/commit/?id=8fad00b0b647ee662ce4737ca15be033b7a21714 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7WCKZFMZ76APAVMIRCUKKHEB4GAS7ZUP/ https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZHUT5YOSWVMBJNWZGUQNZRBFIZKRM4A6/ https://lists.x.org/archives/xorg-announce/2016-October/002720.html https://security.gentoo.org/glsa/201704-03
CVSS v3.0
Source Entity [email protected]
Severity CRITICAL
9.8
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0
Source Entity [email protected]
Severity HIGH
7.5
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:L/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2016-7950 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.