CVE-2021-43413

An issue was discovered in GNU Hurd before 0.9 20210404-9. A single pager port is shared among everyone who mmaps a file, allowing anyone to modify any files that they can read. This can be trivially exploited to get full root access...

CVE-2021-43413

The CVE-2021-43413 entry concerns GNU Hurd before 0.9 20210404-9. A single pager port is shared among all processes that mmap a file, enabling any reader to modify files they can read and thereby potentially gain full root access. Available sources (NVD/Red Hat/Debian/CNVD/CVEdoc) reiterate this ...