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Code Issues Releases Activity

mov: fix heap buffer overflow

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Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-03-25 04:15:51 +02:00
parent 4f16153d35
commit 86e3289ffd
1 changed files with 1 additions and 1 deletions
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2
libavformat/mov.c
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@ -1830,7 +1830,7 @@ static void mov_build_index(MOVContext *mov, AVStream *st)
current_dts -= sc->dts_shift;
if (!sc->sample_count)
if (!sc->sample_count || st->nb_index_entries)
return;
if (sc->sample_count >= UINT_MAX / sizeof(*st->index_entries))
return;