ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Fri May 5 18:01:25 2017 +0200| [9fac508ca46f93450ec232299dfd15ac70b6f326] | committer: Michael Niedermayer
avcodec/wnv1: Fix runtime error: left shift of negative value -1 Fixes: 1338/clusterfuzz-testcase-minimized-6485546354343936 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=9fac508ca46f93450ec232299dfd15ac70b6f326 --- libavcodec/wnv1.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/wnv1.c b/libavcodec/wnv1.c index 9ff99b2f98..126c01a02d 100644 --- a/libavcodec/wnv1.c +++ b/libavcodec/wnv1.c @@ -52,7 +52,7 @@ static inline int wnv1_get_code(WNV1Context *w, int base_value) if (v == 15) return ff_reverse[get_bits(&w->gb, 8 - w->shift)]; else - return base_value + ((v - 7) << w->shift); + return base_value + ((v - 7U) << w->shift); } static int decode_frame(AVCodecContext *avctx, _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
