Crash with special hand crafted file

Post any defects you find in the released or beta versions of the ImageMagick software here. Include the ImageMagick version, OS, and any command-line required to reproduce the problem. Got a patch for a bug? Post it here.
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broucaries
Posts: 467
Joined: 2008-12-21T11:51:10-07:00

Crash with special hand crafted file

Post by broucaries »

Please see the http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=530363 it contain really interesting information about a crash due to a special hand crafted file

It will be interesting to use the fuzzer in order to robustify your program :)

Thank you
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magick
Site Admin
Posts: 11064
Joined: 2003-05-31T11:32:55-07:00

Re: Crash with special hand crafted file

Post by magick »

Unfortunately we cannot reproduce the problem. We ran the conversion for 10,000 cycles and each time ImageMagick complained and exited gracefully. For corrupt TIFF images, the memory corruption could happen within the TIFF delegate library which we did not write nor maintain.
broucaries
Posts: 467
Joined: 2008-12-21T11:51:10-07:00

Re: Crash with special hand crafted file

Post by broucaries »

Version used is pretty old 7:6.3.7 but it seems that crash come from imagemagick code (see backtrace). However it seems that newer version close it.

Thank

Bastien
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