1c0822e8cb
Robert W. Van Kirk
2025-12-06
Subject
formdata: validate callback is non-NULL before use
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lib/formdata.c+4 -0
| @@ -636,6 +636,10 @@ int curl_formget(struct curl_httppost *form, void *arg, | |
| CURLcode result; | |
| curl_mimepart toppart; | |
| + | /* Validate callback is provided */ |
| + | if(!append) |
| + | return (int)CURLE_BAD_FUNCTION_ARGUMENT; |
| + | |
| Curl_mime_initpart(&toppart); /* default form is empty */ | |
| result = Curl_getformdata(NULL, &toppart, form, NULL); | |
| if(!result) | |