PKCS12_SAFEBAG_get_bag_nid

API 概述

PKCS12_SAFEBAG_get_bag_nid 是 openssl 中的一个API。该规属于return value check 类型。该规则是使用 AURC 生成的。

规则描述

提示

PKCS12_SAFEBAG_get_nid() and PKCS12_SAFEBAG_get_bag_nid() return the NID of the safeBag or bag object, or -1 if there is no corresponding NID. Other functions return a valid object of the specified type or NULL if an error occurred.

信息

标签：return value check

参数下标：N/A

CWE类别：CWE-253

规则代码

import cpp

class OpenSSLFunctionCall extends FunctionCall {
  OpenSSLFunctionCall() {
    this.getTarget().hasName("PKCS12_SAFEBAG_get_bag_nid")
  }
}

from OpenSSLFunctionCall call, UnaryOperation uop
where
  uop.getOperator() = "!" and
  uop.getOperand() = call.getAnAccess()
select uop, "This negation checks the return value of PKCS12_SAFEBAG_get_bag_nid."