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authorMichael Niedermayer <michael@niedermayer.cc>2024-06-03 01:19:36 +0200
committerMichael Niedermayer <michael@niedermayer.cc>2024-06-12 00:39:12 +0200
commit0263b6a48caaff839e4c28df15b299b89c7da92d (patch)
tree1a106bf5b9fdd10bba0dc6999fc1fff104d0db0d
parent5712f36dd0ee0144b92edd2147e24b3724d7ec89 (diff)
downloadffmpeg-0263b6a48caaff839e4c28df15b299b89c7da92d.tar.gz
avformat/libzmq: Check av_strstart()
Fixes: CID1453457 Unchecked return value Sponsored-by: Sovereign Tech Fund Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
-rw-r--r--libavformat/libzmq.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/libavformat/libzmq.c b/libavformat/libzmq.c
index 04c72ac601..f4bb849e46 100644
--- a/libavformat/libzmq.c
+++ b/libavformat/libzmq.c
@@ -94,7 +94,10 @@ static int zmq_proto_open(URLContext *h, const char *uri, int flags)
return AVERROR_EXTERNAL;
}
- av_strstart(uri, "zmq:", &uri);
+ if (av_strstart(uri, "zmq:", &uri)) {
+ av_log(h, AV_LOG_ERROR, "URL %s lacks prefix\n", uri);
+ return AVERROR(EINVAL);
+ }
/*publish during write*/
if (h->flags & AVIO_FLAG_WRITE) {