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Memory corruption in PackJPG #17

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schnaader opened this issue Jan 20, 2016 · 1 comment
Closed

Memory corruption in PackJPG #17

schnaader opened this issue Jan 20, 2016 · 1 comment
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bug jpg
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Precomp v0.4.5

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@schnaader
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For certain invalid JPG fragments (see attached file), PackJPG corrupts the heap with a double free.

invalid_jpg
@schnaader schnaader self-assigned this Jan 20, 2016
@schnaader schnaader added this to the Precomp v0.4.5 milestone Jan 20, 2016
schnaader added a commit that referenced this issue Jan 20, 2016
@schnaader
Bugfix for PackJPG memory corruption
120b3a0 
- Double free in PackJPG's frealloc for the rare case of size == 0
- Fixes issue #17
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Fixed in v0.4.5 development branch.

schnaader added a commit that referenced this issue Feb 17, 2016
@schnaader
Using official fix for packJPG memory corruption
97081a4 
- See issue #17
- See packJPG git:
packjpg/packJPG@2d62eda
@schnaader schnaader mentioned this issue Mar 5, 2016
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