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h264: Fix a possible overread in decode_nal_units()

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Signed-off-by: Anton Khirnov <anton@khirnov.net>
This commit is contained in:
Alexander Strange 2011-12-12 18:13:39 -05:00 committed by Anton Khirnov
parent 82d05e78a6
commit bc6a3bd4a5
1 changed files with 1 additions and 1 deletions
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2
libavcodec/h264.c
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@ -3764,7 +3764,7 @@ static int decode_nal_units(H264Context *h, const uint8_t *buf, int buf_size){
int err;
if(buf_index >= next_avc) {
if(buf_index >= buf_size) break;
if (buf_index >= buf_size - h->nal_length_size) break;
nalsize = 0;
for(i = 0; i < h->nal_length_size; i++)
nalsize = (nalsize << 8) | buf[buf_index++];