Related Vulnerabilities: CVE-2022-29800  

A time-of-check-time-of-use (TOCTOU) race condition vulnerability found in networkd-dispatcher. This flaw exists because there is a certain time between the scripts being discovered and them being run. An attacker can abuse this vulnerability to replace scripts that networkd-dispatcher believes to be owned by root with ones that are not.

Description

A time-of-check-time-of-use (TOCTOU) race condition vulnerability found in networkd-dispatcher. This flaw exists because there is a certain time between the scripts being discovered and them being run. An attacker can abuse this vulnerability to replace scripts that networkd-dispatcher believes to be owned by root with ones that are not.

Statement

This issue does not affect Red Hat Enterprise Linux 6, 7, 8, and 9 as the networkd-dispatcher package is currently not provided in any of our supported products.

This issue does not affect Red Hat Enterprise Linux 6, 7, 8, and 9 as the networkd-dispatcher package is currently not provided in any of our supported products.

Additional Information

  • Bugzilla 2080001: CVE-2022-29800 networkd-dispatcher: Time-of-check-time-of-use (TOCTOU) race condition
  • CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition
  • FAQ: Frequently asked questions about CVE-2022-29800