vlc | branch: master | Francois Cartegnie <[email protected]> | Sat Sep 27 18:31:35 2014 +0200| [3417a40402599d56395fd2ae0e55baec25e41a52] | committer: Francois Cartegnie
demux: mp4: fix heap read overflow in vide handler > http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=3417a40402599d56395fd2ae0e55baec25e41a52 --- modules/demux/mp4/libmp4.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/modules/demux/mp4/libmp4.c b/modules/demux/mp4/libmp4.c index 63d7db4..84b3f80 100644 --- a/modules/demux/mp4/libmp4.c +++ b/modules/demux/mp4/libmp4.c @@ -1907,6 +1907,8 @@ int MP4_ReadBox_sample_vide( stream_t *p_stream, MP4_Box_t *p_box ) MP4_GET4BYTES( p_box->data.p_sample_vide->i_qt_data_size ); MP4_GET2BYTES( p_box->data.p_sample_vide->i_qt_frame_count ); + if ( i_read < 32 ) + MP4_READBOX_EXIT( 0 ); memcpy( &p_box->data.p_sample_vide->i_compressorname, p_peek, 32 ); p_peek += 32; i_read -= 32; _______________________________________________ vlc-commits mailing list [email protected] https://mailman.videolan.org/listinfo/vlc-commits
