Description

In the Linux kernel, the following vulnerability has been resolved: binder: make sure fd closes complete During BC_FREE_BUFFER processing, the BINDER_TYPE_FDA object cleanup may close 1 or more fds. The close operations are completed using the task work mechanism -- which means the thread needs to return to userspace or the file object may never be dereferenced -- which can lead to hung processes. Force the binder thread back to userspace if an fd is closed during BC_FREE_BUFFER handling.

INFO

Published Date :

2024-05-21T15:03:29.234Z

Last Modified :

2025-05-04T12:41:23.174Z

Source :

Linux
AFFECTED PRODUCTS

The following products are affected by CVE-2021-47360 vulnerability.

Vendors Products
Linux
  • Linux Kernel

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