Message ID | 20201031224633.27872-5-michael@niedermayer.cc |
---|---|
State | Accepted |
Commit | f6dc285fb5f30406b275b968ee438a738da799d1 |
Headers | show |
Series | [FFmpeg-devel,1/6] avformat/avidec: Use av_sat_sub64() in check_stream_max_drift() | expand |
Context | Check | Description |
---|---|---|
andriy/x86_make | success | Make finished |
andriy/x86_make_fate | success | Make fate finished |
diff --git a/libavformat/bintext.c b/libavformat/bintext.c index 7dab5f377d..810d870637 100644 --- a/libavformat/bintext.c +++ b/libavformat/bintext.c @@ -293,6 +293,8 @@ static int adf_read_header(AVFormatContext *s) bin->fsize = avio_size(pb) - 1 - 192 - 4096; st->codecpar->width = 80<<3; ff_sauce_read(s, &bin->fsize, &got_width, 0); + if (st->codecpar->width < 8) + return AVERROR_INVALIDDATA; if (!bin->width) calculate_height(st->codecpar, bin->fsize); avio_seek(pb, 1 + 192 + 4096, SEEK_SET);
Fixes: division by 0 Fixes: 26780/clusterfuzz-testcase-minimized-ffmpeg_dem_ADF_fuzzer-5117945027756032 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> --- libavformat/bintext.c | 2 ++ 1 file changed, 2 insertions(+)