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 <mich...@niedermayer.cc> --- libavformat/bintext.c | 2 ++ 1 file changed, 2 insertions(+) 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); -- 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".
