CWE-584 在最后的代码块中返回

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所属分类:CWE(弱点枚举)

CWE-584 在最后的代码块中返回

Return Inside Finally Block

结构: Simple

Abstraction: Base

状态: Draft

被利用可能性: unkown

基本描述

The code has a return statement inside a finally block, which will cause any thrown exception in the try block to be discarded.

相关缺陷

  • cwe_Nature: ChildOf cwe_CWE_ID: 705 cwe_View_ID: 1000 cwe_Ordinal: Primary

常见的影响

范围 影响 注释
Other Alter Execution Logic

可能的缓解方案

Implementation

策略:

Do not use a return statement inside the finally block. The finally block should have "cleanup" code.

示例代码

In the following code excerpt, the IllegalArgumentException will never be delivered to the caller. The finally block will cause the exception to be discarded.

bad Java

try {

...
throw IllegalArgumentException();

}
finally {

return r;

}

分类映射

映射的分类名 ImNode ID Fit Mapped Node Name
The CERT Oracle Secure Coding Standard for Java (2011) ERR04-J Do not complete abruptly from a finally block
The CERT Oracle Secure Coding Standard for Java (2011) ERR05-J Do not let checked exceptions escape from a finally block
Software Fault Patterns SFP6 Incorrect Exception Behavior

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