@@ -1619,7 +1619,11 @@ static char *pdf_readstring(const char *q0, int len, const char *key, unsigned *

 	  cli_dbgmsg("cli_pdf: unable to allocate memory...\n");

 	  return NULL;

 	}

-	cli_hex2str_to(start, s, q - start);

+	if (cli_hex2str_to(start, s, q - start)) {

+	    cli_dbgmsg("cli_pdf: %s has bad hex value\n", key);

+	    free(s);

+	    return NULL;

+	}

 	s[(q-start)/2] = '\0';

 	if (slen)

 	    *slen = (q - start)/2;