|Description||The PNG reference library (aka libpng) before 1.0.43, and 1.2.x before 1.2.35, as used in pngcrush and other applications, allows context-dependent attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted PNG file that triggers a free of an uninitialized pointer in (1) the png_read_png function, (2) pCAL chunk handling, or (3) setup of 16-bit gamma tables.|
|Source||CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)|
|Debian Bugs||516256, 535124|
Vulnerable and fixed packages
The table below lists information on source packages.
|libpng (PTS)||jessie, jessie (lts)||1.2.50-2+deb8u3||fixed|
The information below is based on the following data on fixed versions.