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| author | Vittorio Giovara <vittorio.giovara@gmail.com> | 2015-01-23 15:03:09 +0000 |
|---|---|---|
| committer | Vittorio Giovara <vittorio.giovara@gmail.com> | 2015-01-27 15:26:37 +0000 |
| commit | e71149a7a5b10ed7baa5a06f47d0313c7bd8df52 (patch) | |
| tree | 2c7c9058ef1e1702dbc7aea6e477078166b10070 | |
| parent | 7c51d79ca7badfb370c410b8f44c9142b938e2e6 (diff) | |
| download | ffmpeg-e71149a7a5b10ed7baa5a06f47d0313c7bd8df52.tar.gz | |
nuv: validate image size
Avoid a division by zero.
CC: libav-stable@libav.org
Bug-Id: CID 717750
| -rw-r--r-- | libavformat/nuv.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libavformat/nuv.c b/libavformat/nuv.c index 9336912fe0..586aec65f6 100644 --- a/libavformat/nuv.c +++ b/libavformat/nuv.c @@ -20,6 +20,7 @@ */ #include "libavutil/channel_layout.h" +#include "libavutil/imgutils.h" #include "libavutil/intreadwrite.h" #include "libavutil/intfloat.h" #include "avformat.h" @@ -188,6 +189,10 @@ static int nuv_header(AVFormatContext *s) return AVERROR(ENOMEM); ctx->v_id = vst->index; + ret = av_image_check_size(width, height, 0, ctx); + if (ret < 0) + return ret; + vst->codec->codec_type = AVMEDIA_TYPE_VIDEO; vst->codec->codec_id = AV_CODEC_ID_NUV; vst->codec->width = width; |