Heap-based buffer overflow in libpng - CVE-2013-7353

Detailed vulnerability description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in Integer overflow in the png_set_unknown_chunks function in libpng/pngset.c in libpng before 1.5.14beta08. A remote attacker can use a crafted image to trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

How to mitigate CVE-2013-7353

Sources

• http://lists.opensuse.org/opensuse-updates/2014-05/msg00015.html
• http://seclists.org/oss-sec/2014/q2/83
• http://sourceforge.net/p/libpng/bugs/199/
• http://www.securityfocus.com/bid/67345