[oCERT-2014-009] JasPer input sanitization errors

[Andrea Barisani <lcars () ocert org>]

#2014-009 JasPer input sanitization errors

Description:

The JasPer project is an open source implementation for the JPEG-2000 codec.

The library is affected by two heap-based buffer overflows which can lead to
arbitrary code execution. The vulnerability is present in functions
jpc_dec_cp_setfromcox() and jpc_dec_cp_setfromrgn().

A specially crafted jp2 file, can be used to trigger the overflows.

Affected version:

JasPer <= 1.900.1

Fixed version:

JasPer, N/A

Credit: vulnerability report received from the Google Security Team.

CVE: CVE-2014-9029

Timeline:

2014-11-19: vulnerability report received
2014-11-20: contacted affected vendors
2014-11-21: assigned CVE
2014-11-27: patch contributed by Tomas Hoger from Red Hat Product Security
2014-12-04: advisory release

References:
http://www.ece.uvic.ca/~frodo/jasper
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2014-9029

Permalink:
http://www.ocert.org/advisories/ocert-2014-009.html

-- 
Andrea Barisani |                Founder & Project Coordinator
          oCERT | OSS Computer Security Incident Response Team

<lcars () ocert org>                         http://www.ocert.org
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