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| author | Martin Storsjö <martin@martin.st> | 2013-09-20 00:07:34 +0300 |
|---|---|---|
| committer | Martin Storsjö <martin@martin.st> | 2013-09-22 16:10:21 +0300 |
| commit | 91be1103fd1f79d381edf268c32f4166b6c3b6d8 (patch) | |
| tree | e2a44acb23a093d2bd7aa40413ba30644830ffa9 /libavcodec/wnv1.c | |
| parent | f1eac2b8a0370b908cd691086d11f51342054730 (diff) | |
| download | ffmpeg-91be1103fd1f79d381edf268c32f4166b6c3b6d8.tar.gz | |
wnv1: Make sure the input packet is large enough
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
Signed-off-by: Martin Storsjö <martin@martin.st>
Diffstat (limited to 'libavcodec/wnv1.c')
| -rw-r--r-- | libavcodec/wnv1.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libavcodec/wnv1.c b/libavcodec/wnv1.c index 418c5f76ab..13a875e584 100644 --- a/libavcodec/wnv1.c +++ b/libavcodec/wnv1.c @@ -70,6 +70,11 @@ static int decode_frame(AVCodecContext *avctx, int prev_y = 0, prev_u = 0, prev_v = 0; uint8_t *rbuf; + if (buf_size < 8) { + av_log(avctx, AV_LOG_ERROR, "Packet is too short\n"); + return AVERROR_INVALIDDATA; + } + rbuf = av_malloc(buf_size + FF_INPUT_BUFFER_PADDING_SIZE); if (!rbuf) { av_log(avctx, AV_LOG_ERROR, "Cannot allocate temporary buffer\n"); |