virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-08-10 06:10:52 +02:00
Code Issues Releases Activity

avformat/bit: check that pkt->size is 10 in write_packet

Browse Source 
Ohter packet sizes are not supported by this muxer.

This avoids a null pointer dereference of pkt->data.

Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Andreas Cadhalpun
2015-02-26 21:38:50 +01:00
committed by Michael Niedermayer
parent 19dbe89f03
commit eeda2c3de8
1 changed files with 3 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
libavformat/bit.c
View File

@@ -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);