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This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.
Integer underflow in the png_check_keyword function in pngwutil.c in libpng 0.90 through 0.99, 1.0.x before 1.0.66, 1.1.x and 1.2.x before 1.2.56, 1.3.x and 1.4.x before 1.4.19, and 1.5.x before 1.5.26 allows remote attackers to have unspecified impact via a space character as a keyword in a PNG image, which triggers an out-of-bounds read.
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Victim must voluntarily interact with attack mechanismAllows unauthorized disclosure of informationAllows unauthorized modificationAllows disruption of service
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http://www.debian.org/security/2016/dsa-3443 [No Types Assigned]
https://security.gentoo.org/glsa/201611-08 [No Types Assigned]
https://access.redhat.com/errata/RHSA-2016:1430 [No Types Assigned]
http://sourceforge.net/projects/libpng/files/libpng10/1.0.66/ No Types Assigned
http://sourceforge.net/projects/libpng/files/libpng12/1.2.56/ No Types Assigned
http://sourceforge.net/projects/libpng/files/libpng14/1.4.19/ No Types Assigned
http://sourceforge.net/projects/libpng/files/libpng15/1.5.26/ No Types Assigned