avcodec/pngdec: Check IHDR/IDAT order
authorMichael Niedermayer <michaelni@gmx.at>
Wed, 26 Nov 2014 14:45:47 +0000 (15:45 +0100)
committerMichael Niedermayer <michaelni@gmx.at>
Wed, 26 Nov 2014 15:00:01 +0000 (16:00 +0100)
commit79ceaf827be0b070675d4cd0a55c3386542defd8
treec3d245a52930adf0588fe92cc35768643924882b
parent8b8cb30d11885b406ce0dd896b42992386d98594
avcodec/pngdec: Check IHDR/IDAT order

Fixes out of array access
Fixes: asan_heap-oob_20a6c26_2690_cov_3434532168_mail.png
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
libavcodec/pngdec.c