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CVE-2013-6630

Description

The get_dht function in jdmarker.c in libjpeg-turbo through 1.3.0, as used in Google Chrome before 31.0.1650.48 and other products, does not set all elements of a certain Huffman value array during the reading of segments that follow Define Huffman Table (DHT) JPEG markers, which allows remote attackers to obtain sensitive information from uninitialized memory locations via a crafted JPEG image.

POC

Reference

- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html

- http://www.ubuntu.com/usn/USN-2053-1

- https://bugzilla.mozilla.org/show_bug.cgi?id=891693

Github

No PoCs found on GitHub currently.