CVE-2021-43413
First published: Sun Nov 07 2021(Updated: )
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.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| GNU Hurd | <0.9.20210404-9 | |
| <0.9.20210404-9 |
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Reference Links
- 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@gnu.org/msg32113.html
- https://www.mail-archive.com/bug-hurd%40gnu.org/msg32113.html
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