Unverified Commit d3905419 authored by Daniel Stenberg's avatar Daniel Stenberg
Browse files

mime: check Curl_rand_hex's return code 

Bug: https://curl.haxx.se/mail/archive-2018-07/0015.html
Reported-by: Jeffrey Walton
Closes #2795
parent 7f5e5706

lib/mime.c

+7 −2
Original line number Diff line number Diff line
@@ -1228,8 +1228,13 @@ curl_mime *curl_mime_init(struct Curl_easy *easy) 
    }



    memset(mime->boundary, '-', 24);

    Curl_rand_hex(easy, (unsigned char *) mime->boundary + 24,

                  MIME_RAND_BOUNDARY_CHARS + 1);

    if(Curl_rand_hex(easy, (unsigned char *) mime->boundary + 24,

                     MIME_RAND_BOUNDARY_CHARS + 1)) {

      /* failed to get random separator, bail out */

      free(mime->boundary);

      free(mime);

      return NULL;

    }

    mimesetstate(&mime->state, MIMESTATE_BEGIN, NULL);

  }