diff options
| -rw-r--r-- | libavcodec/mpeg4videodec.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libavcodec/mpeg4videodec.c b/libavcodec/mpeg4videodec.c index 22e706ebd7..a1f530c3bc 100644 --- a/libavcodec/mpeg4videodec.c +++ b/libavcodec/mpeg4videodec.c @@ -1916,6 +1916,11 @@ static int decode_vol_header(Mpeg4DecContext *ctx, GetBitContext *gb) else s->quarter_sample = 0; + if (get_bits_left(gb) < 4) { + av_log(s->avctx, AV_LOG_ERROR, "VOL Header truncated\n"); + return AVERROR_INVALIDDATA; + } + if (!get_bits1(gb)) { int pos = get_bits_count(gb); int estimation_method = get_bits(gb, 2); |