Fixes: Infinite loop Fixes: 26696/clusterfuzz-testcase-minimized-ffmpeg_dem_VQF_fuzzer-5648269168082944
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavformat/vqf.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/libavformat/vqf.c b/libavformat/vqf.c index 617a9706f4..449f4061f7 100644 --- a/libavformat/vqf.c +++ b/libavformat/vqf.c @@ -132,6 +132,9 @@ static int vqf_read_header(AVFormatContext *s) switch(chunk_tag){ case MKTAG('C','O','M','M'): + if (len < 12) + return AVERROR_INVALIDDATA; + avio_read(s->pb, comm_chunk, 12); st->codecpar->channels = AV_RB32(comm_chunk ) + 1; read_bitrate = AV_RB32(comm_chunk + 4); -- 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".
