diff options
| 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/imgresample.c | |
| parent | f14d4e7e21c48967c1a877fa9c4eb9943d2c30f5 (diff) | |
various security fixes and precautionary checks
Originally committed as revision 3822 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/imgresample.c')
| -rw-r--r-- | libavcodec/imgresample.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libavcodec/imgresample.c b/libavcodec/imgresample.c index b4c5f360ad..3b74a82794 100644 --- a/libavcodec/imgresample.c +++ b/libavcodec/imgresample.c @@ -561,6 +561,8 @@ ImgReSampleContext *img_resample_full_init(int owidth, int oheight, s = av_mallocz(sizeof(ImgReSampleContext)); if (!s) return NULL; + if((unsigned)owidth >= UINT_MAX / (LINE_BUF_HEIGHT + NB_TAPS)) + return NULL; s->line_buf = av_mallocz(owidth * (LINE_BUF_HEIGHT + NB_TAPS)); if (!s->line_buf) goto fail; |