Nonsense, why would this code be called with 0 buffer? On 2/6/20, Michael Niedermayer <mich...@niedermayer.cc> wrote: > Fixes: division by zero > Fixes: > 20436/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5763229752229888 > > Found-by: continuous fuzzing process > https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > --- > libavformat/tty.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/libavformat/tty.c b/libavformat/tty.c > index 60f7e9f87e..854a23c500 100644 > --- a/libavformat/tty.c > +++ b/libavformat/tty.c > @@ -53,6 +53,9 @@ static int read_probe(const AVProbeData *p) > { > int cnt = 0; > > + if (!p->buf_size) > + return 0; > + > for (int i = 0; i < p->buf_size; i++) > cnt += !!isansicode(p->buf[i]); > > -- > 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". _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
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