Gnu Hurd · Gnu Hurd · CVE-2021-43411
**Name of the Vulnerable Software and Affected Versions**
GNU Hurd versions prior to 0.9 20210404-9
**Description**
An issue was discovered that allows exploitation to gain full root access. This occurs when trying to exec a setuid executable, creating a window of time where the process has new privileges but still refers to the old task, making it accessible through the old process port.
**Recommendations**
For GNU Hurd versions prior to 0.9 20210404-9, update to version 0.9 20210404-9 or later to resolve the issue.