ffmpeg | branch: release/2.2 | Andreas Cadhalpun <andreas.cadhal...@googlemail.com> | Thu Feb 26 21:38:50 2015 +0100| [3183c2078105c3f9c9cd40227cdd8cc585ac720b] | committer: Michael Niedermayer
avformat/bit: check that pkt->size is 10 in write_packet Ohter packet sizes are not supported by this muxer. This avoids a null pointer dereference of pkt->data. Signed-off-by: Andreas Cadhalpun <andreas.cadhal...@googlemail.com> Signed-off-by: Michael Niedermayer <michae...@gmx.at> (cherry picked from commit eeda2c3de8a8484d9e7d1e47ac836bec850b31fc) Signed-off-by: Michael Niedermayer <michae...@gmx.at> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=3183c2078105c3f9c9cd40227cdd8cc585ac720b --- libavformat/bit.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/libavformat/bit.c b/libavformat/bit.c index 0be471a..42df0c2 100644 --- a/libavformat/bit.c +++ b/libavformat/bit.c @@ -133,6 +133,9 @@ static int write_packet(AVFormatContext *s, AVPacket *pkt) GetBitContext gb; int i; + if (pkt->size != 10) + return AVERROR(EINVAL); + avio_wl16(pb, SYNC_WORD); avio_wl16(pb, 8 * 10); _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
