Fixes: Timeout (64sec ->2 sec) Fixes: 14131/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMV2_fuzzer-5719879556005888
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavcodec/wmv2dec.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/libavcodec/wmv2dec.c b/libavcodec/wmv2dec.c index 92daa1639e..124dfdb7e0 100644 --- a/libavcodec/wmv2dec.c +++ b/libavcodec/wmv2dec.c @@ -230,6 +230,9 @@ int ff_wmv2_decode_secondary_picture_header(MpegEncContext *s) s->rl_chroma_table_index = s->rl_table_index; } + if (get_bits_left(&s->gb) < 2) + return AVERROR_INVALIDDATA; + s->dc_table_index = get_bits1(&s->gb); s->mv_table_index = get_bits1(&s->gb); -- 2.21.0 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
