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assertion failed in WriteBlob #490

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bestshow opened this issue May 15, 2017 · 1 comment
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assertion failed in WriteBlob #490

bestshow opened this issue May 15, 2017 · 1 comment
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@bestshow
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on Version: ImageMagick 7.0.5-7 Q16

A crafted file revealed an assertion failure in blob.c.

#./magick convert $FILE out.png
magick: MagickCore/blob.c:5171: WriteBlob: Assertion `data != (const void *) ((void *)0)' failed.

testcase : https://github.com/bestshow/p0cs/blob/master/assertion-failed-in-WriteBlob-blob5171
Credit : ADLab of Venustech
@dlemstra dlemstra added the bug label May 15, 2017
dlemstra pushed a commit that referenced this issue May 15, 2017
Fixed incorrect call to WriteBlob reported in #490.
f0232a2
dlemstra pushed a commit that referenced this issue May 15, 2017
Fixed incorrect call to WriteBlob reported in #490.
72f5c86
@nohmask
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nohmask commented Sep 8, 2017

This was assigned CVE-2017-9142.

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@bestshow @dlemstra @nohmask