ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Wed Dec 9 18:13:25 2015 +0100| [537e901fe66c326f78e916ee9393830ee366131d] | committer: Michael Niedermayer
avformat/mxfenc: Fix integer overflow in length computation Fixes: CID1341577 Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=537e901fe66c326f78e916ee9393830ee366131d --- libavformat/mxfenc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavformat/mxfenc.c b/libavformat/mxfenc.c index e4e4272..043daff 100644 --- a/libavformat/mxfenc.c +++ b/libavformat/mxfenc.c @@ -1268,11 +1268,11 @@ static void mxf_write_package(AVFormatContext *s, enum MXFMetadataSetType type, user_comment_count = mxf_write_user_comments(s, s->metadata); mxf_write_metadata_key(pb, 0x013600); PRINT_KEY(s, "Material Package key", pb->buf_ptr - 16); - klv_encode_ber_length(pb, 92 + name_size + (16*track_count) + (16*user_comment_count) + 12*mxf->store_user_comments); + klv_encode_ber_length(pb, 92 + name_size + (16*track_count) + (16*user_comment_count) + 12LL*mxf->store_user_comments); } else { mxf_write_metadata_key(pb, 0x013700); PRINT_KEY(s, "Source Package key", pb->buf_ptr - 16); - klv_encode_ber_length(pb, 112 + name_size + (16*track_count) + 12*mxf->store_user_comments); // 20 bytes length for descriptor reference + klv_encode_ber_length(pb, 112 + name_size + (16*track_count) + 12LL*mxf->store_user_comments); // 20 bytes length for descriptor reference } // write uid _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
