ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Tue Aug 6 23:30:02 2019 +0200| [db78bc1297ebaa51cfe5c80775808ec11ed7512b] | committer: Michael Niedermayer
avcodec/vp56: Consider the alpha start as end of the prior header Fixes: Timeout (23sec -> 71ms) Fixes: 15661/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VP6A_fuzzer-6257865947348992 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Reviewed-by: Peter Ross <pr...@xvid.org> Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=db78bc1297ebaa51cfe5c80775808ec11ed7512b --- libavcodec/vp56.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavcodec/vp56.c b/libavcodec/vp56.c index 72fea3780e..695f37e972 100644 --- a/libavcodec/vp56.c +++ b/libavcodec/vp56.c @@ -572,7 +572,7 @@ int ff_vp56_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, VP56Context *s = avctx->priv_data; AVFrame *const p = s->frames[VP56_FRAME_CURRENT]; int remaining_buf_size = avpkt->size; - int av_uninit(alpha_offset); + int alpha_offset = remaining_buf_size; int i, res; int ret; @@ -585,7 +585,7 @@ int ff_vp56_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, return AVERROR_INVALIDDATA; } - res = s->parse_header(s, buf, remaining_buf_size); + res = s->parse_header(s, buf, alpha_offset); if (res < 0) return res; _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
