CVE-2012-1135

Impact:
Low
Public Date:
2012-02-27
CWE:
(CWE-122|CWE-125)
Bugzilla:
800593: CVE-2012-1135 freetype: heap off by one read in boundary check for NPUSHB and NPUSHW instructions in TTF BIC (#35640)

The MITRE CVE dictionary describes this issue as:

FreeType before 2.4.9, as used in Mozilla Firefox Mobile before 10.0.4 and other products, allows remote attackers to cause a denial of service (invalid heap read operation and memory corruption) or possibly execute arbitrary code via vectors involving the NPUSHB and NPUSHW instructions in a TrueType font.

Find out more about CVE-2012-1135 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

Not vulnerable. This issue did not affect freetype packages as shipped with Red Hat Enterprise Linux 5 and 6, as they do not enable TrueType bytecode interpreter.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

Base Score 2.6
Base Metrics AV:N/AC:H/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity High
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial

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

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 6 freetype Not affected
Red Hat Enterprise Linux 5 freetype Not affected

Acknowledgements

Red Hat would like to thank Mateusz Jurczyk of the Google Security Team for reporting this issue.

Last Modified

CVE description copyright © 2017, The MITRE Corporation

Close

Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.