Fixes: Timeout Fixes: 34950/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TIFF_fuzzer-5686764151898112
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavcodec/faxcompr.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libavcodec/faxcompr.c b/libavcodec/faxcompr.c index 45e0c482d7..44c1f6f6b9 100644 --- a/libavcodec/faxcompr.c +++ b/libavcodec/faxcompr.c @@ -144,6 +144,8 @@ static int decode_uncompressed(AVCodecContext *avctx, GetBitContext *gb, return AVERROR_INVALIDDATA; } cwi = 10 - av_log2(cwi); + if (get_bits_left(gb) < cwi + 1) + return AVERROR_INVALIDDATA; skip_bits(gb, cwi + 1); if (cwi > 5) { newmode = get_bits1(gb); -- 2.17.1 _______________________________________________ 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".
