ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinha...@gmail.com> | 
Sat Apr 20 00:03:14 2019 +0200| [73ef1f47f59333328264a968c8fbbcfb0bf0643f] | 
committer: Michael Niedermayer

lavf/webm_chunk: Respect buffer size

The last argument of av_strlcpy is supposed to contain the size of the
destination buffer, but it was filled with the size of the source
string, effectively negating its very purpose.

Signed-off-by: Andreas Rheinhardt <andreas.rheinha...@gmail.com>
Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=73ef1f47f59333328264a968c8fbbcfb0bf0643f
---

 libavformat/webm_chunk.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavformat/webm_chunk.c b/libavformat/webm_chunk.c
index ec1ec4bf91..2c99753b5b 100644
--- a/libavformat/webm_chunk.c
+++ b/libavformat/webm_chunk.c
@@ -96,7 +96,7 @@ static int get_chunk_filename(AVFormatContext *s, int 
is_header, char *filename)
             av_log(oc, AV_LOG_ERROR, "No header filename provided\n");
             return AVERROR(EINVAL);
         }
-        av_strlcpy(filename, wc->header_filename, strlen(wc->header_filename) 
+ 1);
+        av_strlcpy(filename, wc->header_filename, MAX_FILENAME_SIZE);
     } else {
         if (av_get_frame_filename(filename, MAX_FILENAME_SIZE,
                                   s->url, wc->chunk_index - 1) < 0) {

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