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Curl_dedotdotify(): always nul terminate returned string. #3039

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Curl_dedotdotify(): always nul terminate returned string. #3039

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2 changes: 2 additions & 0 deletions lib/dotdot.c
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Expand Up @@ -62,6 +62,8 @@ char *Curl_dedotdotify(const char *input)
if(!out)
return NULL; /* out of memory */

*out = 0; /* zero terminates, for inputs like "./" */

/* get a cloned copy of the input */
clone = strdup(input);
if(!clone) {
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3 changes: 3 additions & 0 deletions tests/libtest/lib1560.c
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Expand Up @@ -300,6 +300,9 @@ static struct urltestcase get_url_list[] = {
{"file:///file.txt",
"file:///file.txt",
0, 0, CURLUE_OK},
{"file:./",
"file://",
0, 0, CURLUE_MALFORMED_INPUT},
{"http://example.com/hello/../here",
"http://example.com/hello/../here",
CURLU_PATH_AS_IS, 0, CURLUE_OK},
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