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[libpng15] Prevent libpng overwriting unused bits at the end of the image when

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is not byte aligned, while reading. Prior to libpng-1.5.6 libpng would
overwrite the end of the image if the row width is not an exact multiple
of 8 bits and the image is not interlaced.
This commit is contained in:
John Bowler
2011-10-16 22:52:56 -05:00
committed by Glenn Randers-Pehrson
parent 5b84901c55
commit fb5b3ac013
4 changed files with 101 additions and 14 deletions
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ANNOUNCE
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@@ -80,6 +80,10 @@ Version 1.5.6beta06 [October 17, 2011]
twice results in inaccuracies that can't be easily fixed. There is now
a warning in the code if this is going to happen.
Turned on multiple png_read_update_info in pngvalid transform tests.
Prevent libpng overwriting unused bits at the end of the image when when
it is not byte aligned, while reading. Prior to libpng-1.5.6 libpng would
overwrite the end of the image if the row width is not an exact multiple
of 8 bits and the image is not interlaced.
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