Public Date:
959072: CVE-2013-1991 libXxf86dga: Multiple integer overflows leading to heap-based buffer overflows

The MITRE CVE dictionary describes this issue as:

Multiple integer overflows in libXxf86dga 1.1.3 and earlier allow X servers to trigger allocation of insufficient memory and a buffer overflow via vectors related to the (1) XDGAQueryModes and (2) XDGASetMode functions.

Find out more about CVE-2013-1991 from the MITRE CVE dictionary dictionary and NIST NVD.


This issue affects the libXxf86dga package in Red Hat Enterprise Linux 5. Red Hat Product Security has rated this issue as having Moderate security impact. This issue is not planned to be fixed in Red Hat Enterprise Linux 5 as it is now in Production 3 Phase of the support and maintenance life cycle:

CVSS v2 metrics

Base Score 4.3
Base Metrics AV:A/AC:H/Au:N/C:P/I:P/A:P
Access Vector Adjacent Network
Access Complexity High
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux 6 (libXxf86dga) RHSA-2014:1436 2014-10-13

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 5 libXxf86dga Will not fix

External References

Last Modified

CVE description copyright © 2017, The MITRE Corporation