CWE-910—Use of Expired File Descriptor

名称

Use of Expired File Descriptor

描述

The product uses or accesses a file descriptor after it has been closed.

After a file descriptor for a particular file or device has been released, it can be reused. The code might not write to the original file, since the reused file descriptor might reference a different file or device.

常见后果

范围：

Confidentiality

影响：

Read Files or Directories

注释：

The program could read data from the wrong file.

范围：

Availability

影响：

DoS: Crash, Exit, or Restart

注释：

Accessing a file descriptor that has been closed can cause a crash.

相关 CWE

• CWE-672Operation on a Resource after Expiration or Release