diff options
Diffstat (limited to 'libavcodec/vp3.c')
| -rw-r--r-- | libavcodec/vp3.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libavcodec/vp3.c b/libavcodec/vp3.c index 0211537eb5..a269dc3320 100644 --- a/libavcodec/vp3.c +++ b/libavcodec/vp3.c @@ -2199,6 +2199,10 @@ static int theora_decode_header(AVCodecContext *avctx, GetBitContext *gb) fps.num = get_bits_long(gb, 32); fps.den = get_bits_long(gb, 32); if (fps.num && fps.den) { + if (fps.num < 0 || fps.den < 0) { + av_log(avctx, AV_LOG_ERROR, "Invalid framerate\n"); + return AVERROR_INVALIDDATA; + } av_reduce(&avctx->time_base.num, &avctx->time_base.den, fps.den, fps.num, 1<<30); } |