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| author | Steve Holme <steve_holme@hotmail.com> | 2013-02-12 22:20:44 +0000 |
|---|---|---|
| committer | Steve Holme <steve_holme@hotmail.com> | 2013-02-12 22:20:44 +0000 |
| commit | e6c1e773d9e506ead2a9fd5fc0f31dceca5e2784 (patch) | |
| tree | 374b957d30d8186ea36fc3a2ada759928c9dacfa | |
| parent | 52281a10aad8937cdaf5ccd0cbf13b54617076de (diff) | |
sasl: Fixed null pointer reference when decoding empty digest challenge
Fixed a null pointer reference when an empty challenge is passed to the
Curl_sasl_create_digest_md5_message() function.
Bug: http://sourceforge.net/p/curl/bugs/1193/
Reported by: Saran Neti
| -rw-r--r-- | lib/curl_sasl.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/curl_sasl.c b/lib/curl_sasl.c index d07387d47..c3f2d43f0 100644 --- a/lib/curl_sasl.c +++ b/lib/curl_sasl.c @@ -283,6 +283,9 @@ CURLcode Curl_sasl_create_digest_md5_message(struct SessionHandle *data, if(result) return result; + if(!chlg) + return CURLE_LOGIN_DENIED; + /* Retrieve nonce string from the challenge */ if(!sasl_digest_get_key_value(chlg, "nonce=\"", nonce, sizeof(nonce), '\"')) { |