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| author | Michael Niedermayer <michaelni@gmx.at> | 2015-06-29 21:08:05 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2015-07-20 04:43:40 +0200 |
| commit | 63ef4014c5ff13953025af861976f79c85cf373f (patch) | |
| tree | f3d2dc35f920eef0d55c4e6977a457d91c8a2ae9 /libavcodec/blockdsp.c | |
| parent | 0324008de61b1a3142f57683641bda46fac96dd4 (diff) | |
| download | ffmpeg-63ef4014c5ff13953025af861976f79c85cf373f.tar.gz | |
avcodec/pngdec: Only allow one IHDR chunk
Multiple IHDR chunks are forbidden in PNG
Fixes inconsistency and out of array accesses
Fixes: asan_heap-oob_4d5c5a_1738_cov_2638287726_c-m2-8f2b481b7fd9bd745e620b7c01a18df2.png
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 47f4e2d8960ca756ca153ab8e3e93d80449b8c91)
Conflicts:
libavcodec/pngdec.c
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/blockdsp.c')
0 files changed, 0 insertions, 0 deletions