[FFmpeg-cvslog] doc/examples/decode_video: Fix format string vulnerability
Michael Niedermayer
git at videolan.org
Sun Apr 9 04:51:58 EEST 2017
ffmpeg | branch: master | Michael Niedermayer <michael at niedermayer.cc> | Fri Apr 7 23:05:57 2017 +0200| [23edd41a0d6994cb5d9983d8f035e8eef78960ad] | committer: Michael Niedermayer
doc/examples/decode_video: Fix format string vulnerability
Fixes: CID1404843
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=23edd41a0d6994cb5d9983d8f035e8eef78960ad
---
doc/examples/decode_video.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/doc/examples/decode_video.c b/doc/examples/decode_video.c
index 613bc5cc88..4377fd49e0 100644
--- a/doc/examples/decode_video.c
+++ b/doc/examples/decode_video.c
@@ -74,7 +74,7 @@ static void decode(AVCodecContext *dec_ctx, AVFrame *frame, AVPacket *pkt,
/* the picture is allocated by the decoder. no need to
free it */
- snprintf(buf, sizeof(buf), filename, dec_ctx->frame_number);
+ snprintf(buf, sizeof(buf), "%s-%d", filename, dec_ctx->frame_number);
pgm_save(frame->data[0], frame->linesize[0],
frame->width, frame->height, buf);
}
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