Memory Mapping Vulnerability in GNU Hurd by The GNU Project
CVE-2021-43413

8.8HIGH

Key Information:

Vendor: Gnu
Status: Hurd
Vendor: CVE Published:; 7 November 2021

What is CVE-2021-43413?

A vulnerability in GNU Hurd allows for improper access control due to the misuse of a shared pager port among users who map files. This misconfiguration permits any user with read access to modify files throughout the system, facilitating potential unauthorized root access. This issue can be exploited through straightforward techniques, ultimately compromising the integrity of the system and its data.