high8.8
CVE-2021-43413
An issue was discovered in GNU Hurd before 0.9 20210404-9.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Gnu | Hurd | before 0.9.20210404-9 |
References
- NVD record
- CVE.org record
- https://lists.gnu.org/archive/html/bug-hurd/2002-11/msg00263.html
- https://lists.gnu.org/archive/html/bug-hurd/2005-06/msg00191.html
- https://lists.gnu.org/archive/html/bug-hurd/2021-05/msg00079.html
- https://www.mail-archive.com/bug-hurd%40gnu.org/msg32113.html
- https://lists.gnu.org/archive/html/bug-hurd/2002-11/msg00263.html
- https://lists.gnu.org/archive/html/bug-hurd/2005-06/msg00191.html
- https://lists.gnu.org/archive/html/bug-hurd/2021-05/msg00079.html
- https://www.mail-archive.com/bug-hurd%40gnu.org/msg32113.html