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| author | Martin Storsjö <martin@martin.st> | 2013-09-11 22:19:28 +0300 |
|---|---|---|
| committer | Martin Storsjö <martin@martin.st> | 2013-09-12 10:53:04 +0300 |
| commit | b26742cc308552f242ee2bf93b07a3ff509f4edc (patch) | |
| tree | 8fa51771e232ed435f099ecf912fa8daf016b34c | |
| parent | 49568851bf1700e3d9ea9cda29208d0df3c2c38b (diff) | |
| download | ffmpeg-b26742cc308552f242ee2bf93b07a3ff509f4edc.tar.gz | |
shorten: Break out of loop looking for fmt chunk if none is found
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
Signed-off-by: Martin Storsjö <martin@martin.st>
| -rw-r--r-- | libavcodec/shorten.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libavcodec/shorten.c b/libavcodec/shorten.c index 130bde6303..c394c52a26 100644 --- a/libavcodec/shorten.c +++ b/libavcodec/shorten.c @@ -221,6 +221,10 @@ static int decode_wave_header(AVCodecContext *avctx, const uint8_t *header, while (bytestream2_get_le32(&gb) != MKTAG('f', 'm', 't', ' ')) { len = bytestream2_get_le32(&gb); bytestream2_skip(&gb, len); + if (bytestream2_get_bytes_left(&gb) < 16) { + av_log(avctx, AV_LOG_ERROR, "no fmt chunk found\n"); + return AVERROR_INVALIDDATA; + } } len = bytestream2_get_le32(&gb); |