diff --git a/cfg/libcurl.cfg b/cfg/libcurl.cfg
index 381fbb237d7..949b6de0282 100644
--- a/cfg/libcurl.cfg
+++ b/cfg/libcurl.cfg
@@ -167,7 +167,7 @@
     <arg nr="2" direction="in">
       <not-uninit/>
     </arg>
-    <arg nr="3" direction="in">
+    <arg nr="3" direction="in" indirect="0">
       <not-uninit/>
     </arg>
   </function>
diff --git a/test/cfg/libcurl.c b/test/cfg/libcurl.c
index 07fd26b031f..c47f2c68c34 100644
--- a/test/cfg/libcurl.c
+++ b/test/cfg/libcurl.c
@@ -12,6 +12,15 @@
 #include <curl/curl.h>
 #include <stdio.h>
 
+struct S_WriteHeader {
+    int x;
+};
+
+size_t cb_WriteHeader(void * /*ptr*/, size_t size, size_t nmemb, void *p) {
+    struct S_WriteHeader *s = (struct S_WriteHeader *)p;
+    return s->x ? size * nmemb : 0;
+}
+
 void validCode()
 {
     CURL *curl = curl_easy_init();
@@ -19,6 +28,9 @@ void validCode()
         CURLcode res;
         // cppcheck-suppress valueFlowBailoutIncompleteVar
         curl_easy_setopt(curl, CURLOPT_URL, "http://example.com");
+        curl_easy_setopt(curl, CURLOPT_HEADERFUNCTION, cb_WriteHeader);
+        struct S_WriteHeader s;
+        curl_easy_setopt(curl, CURLOPT_WRITEHEADER, &s); // #14692
         res = curl_easy_perform(curl);
         if (res != CURLE_OK) {
             printf("error");