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| author | Michael Niedermayer <michaelni@gmx.at> | 2005-01-12 00:16:25 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2005-01-12 00:16:25 +0000 |
| commit | 0ecca7a49f8e254c12a3a1de048d738bfbb614c6 (patch) | |
| tree | 816c7073739d918ca579171204e6d3caf9977da5 /libavcodec/ratecontrol.c | |
| parent | f14d4e7e21c48967c1a877fa9c4eb9943d2c30f5 (diff) | |
| download | ffmpeg-0ecca7a49f8e254c12a3a1de048d738bfbb614c6.tar.gz | |
various security fixes and precautionary checks
Originally committed as revision 3822 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/ratecontrol.c')
| -rw-r--r-- | libavcodec/ratecontrol.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libavcodec/ratecontrol.c b/libavcodec/ratecontrol.c index 473645def4..a304f48f1a 100644 --- a/libavcodec/ratecontrol.c +++ b/libavcodec/ratecontrol.c @@ -74,6 +74,8 @@ int ff_rate_control_init(MpegEncContext *s) p= strchr(p+1, ';'); } i+= s->max_b_frames; + if(i<=0 || i>=INT_MAX / sizeof(RateControlEntry)) + return -1; rcc->entry = (RateControlEntry*)av_mallocz(i*sizeof(RateControlEntry)); rcc->num_entries= i; |