Fixes: Timeout (11sec -> 42ms) Fixes: 18287/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RASC_fuzzer-5637866331308032
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavcodec/rasc.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libavcodec/rasc.c b/libavcodec/rasc.c index 21fc43f325..cdf20a6db9 100644 --- a/libavcodec/rasc.c +++ b/libavcodec/rasc.c @@ -124,6 +124,8 @@ static int decode_fint(AVCodecContext *avctx, clear_plane(avctx, s->frame1); return 0; } + if (bytestream2_get_bytes_left(gb) < 72) + return AVERROR_INVALIDDATA; bytestream2_skip(gb, 8); w = bytestream2_get_le32(gb); -- 2.23.0 _______________________________________________ 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".
