Module: libav Branch: master Commit: 6fc8226e29055858f28973bb3d27b63b3b65e616
Author: Martin Storsjö <[email protected]> Committer: Martin Storsjö <[email protected]> Date: Thu Sep 12 12:27:58 2013 +0300 vp3: Check the framerate for validity Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind CC: [email protected] Signed-off-by: Martin Storsjö <[email protected]> --- libavcodec/vp3.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/libavcodec/vp3.c b/libavcodec/vp3.c index 0211537..a269dc3 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); } _______________________________________________ libav-commits mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-commits
