Input validation error in libxrandr - CVE-2013-1986

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Main Vulnerability Database Vulnerabilities #VU33891

Input validation error in libxrandr - CVE-2013-1986

Published: June 15, 2013 / Updated: August 4, 2020


Vulnerability identifier: #VU33891
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2013-1986
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

Multiple integer overflows in X.org libXrandr 1.4.0 and earlier allow X servers to trigger allocation of insufficient memory and a buffer overflow via vectors related to the (1) XRRQueryOutputProperty and (2) XRRQueryProviderProperty functions.


Affected software

libxrandr
Amazon Linux AMI
Ubuntu
libxrandr (Alpine package)
libxrandr2 (Ubuntu package)
libxrandr-ltsq2 (Ubuntu package)

How to mitigate CVE-2013-1986

Install update from vendor's website.

libxrandr - update to 1.4.1
libxrandr (Alpine package) - update to 1.3.2-r1
libxrandr2 (Ubuntu package) - addressed in versions 2:1.3.2-2ubuntu0.2, 2:1.4.0-1ubuntu0.1, 2:1.4.0-1ubuntu1.1
libxrandr-ltsq2 (Ubuntu package) - update to 2:1.4.0-1~precise2

External References

Related Security Bulletins