ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Mon Mar 6 21:52:36 2017 +0100| [3016e919d4e1d90da98af19ce2a9d4979506eaf3] | committer: Michael Niedermayer
avcodec/wavpack: Fix runtime error: left shift of negative value -5 Fixes: 729/clusterfuzz-testcase-5154831595470848 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=3016e919d4e1d90da98af19ce2a9d4979506eaf3 --- libavcodec/wavpack.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/wavpack.c b/libavcodec/wavpack.c index a4ba07f..943e46a 100644 --- a/libavcodec/wavpack.c +++ b/libavcodec/wavpack.c @@ -273,7 +273,7 @@ static inline int wv_get_value_integer(WavpackFrameContext *s, uint32_t *crc, unsigned bit; if (s->extra_bits) { - S <<= s->extra_bits; + S *= 1 << s->extra_bits; if (s->got_extra_bits && get_bits_left(&s->gb_extra_bits) >= s->extra_bits) { _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
