[FFmpeg-cvslog] avformat/hls: forbid all protocols except http(s) & file

[Maxim Andreev]

ffmpeg | branch: master | Maxim Andreev <andreevmaxim at gmail.com> | Wed Jan 13 11:51:12 2016 +0300| [7145e80b4f78cff5ed5fee04d4c4d53daaa0e077] | committer: Michael Niedermayer

avformat/hls: forbid all protocols except http(s) & file

Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=7145e80b4f78cff5ed5fee04d4c4d53daaa0e077
---

 libavformat/hls.c |    4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libavformat/hls.c b/libavformat/hls.c
index cd64501..8063afc 100644
--- a/libavformat/hls.c
+++ b/libavformat/hls.c
@@ -610,6 +610,10 @@ static int open_url(HLSContext *c, URLContext **uc, const char *url, AVDictionar
 {
     AVDictionary *tmp = NULL;
     int ret;
+    const char *proto_name = avio_find_protocol_name(url);
+    // only http(s) & file are allowed
+    if (!av_strstart(proto_name, "http", NULL) && !av_strstart(proto_name, "file", NULL))
+        return AVERROR_INVALIDDATA;
 
     av_dict_copy(&tmp, c->avio_opts, 0);
     av_dict_copy(&tmp, opts, 0);