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| author | Reimar Döffinger <Reimar.Doeffinger@gmx.de> | 2009-09-14 17:15:18 +0000 |
|---|---|---|
| committer | Reimar Döffinger <Reimar.Doeffinger@gmx.de> | 2009-09-14 17:15:18 +0000 |
| commit | 21ab5c58270271dbebc061015187bca02e5d51ce (patch) | |
| tree | c1ac39dd448069a43797c3b0a0484e49c1cc5cd0 /libavformat/sierravmd.c | |
| parent | 65d6d40350e7ccf693c058fddf183f9e90e0e511 (diff) | |
Extend check for integer overflow for malloc argument to take into account
also the addition of "sound_buffers" not only the multiplication.
Originally committed as revision 19840 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavformat/sierravmd.c')
| -rw-r--r-- | libavformat/sierravmd.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/sierravmd.c b/libavformat/sierravmd.c index 52f05826d5..5aa5a04dbb 100644 --- a/libavformat/sierravmd.c +++ b/libavformat/sierravmd.c @@ -154,7 +154,7 @@ static int vmd_read_header(AVFormatContext *s, vmd->frame_table = NULL; sound_buffers = AV_RL16(&vmd->vmd_header[808]); raw_frame_table_size = vmd->frame_count * 6; - if(vmd->frame_count * vmd->frames_per_block >= UINT_MAX / sizeof(vmd_frame)){ + if(vmd->frame_count * vmd->frames_per_block >= (UINT_MAX - sound_buffers) / sizeof(vmd_frame)){ av_log(s, AV_LOG_ERROR, "vmd->frame_count * vmd->frames_per_block too large\n"); return -1; } |