Unrated severityNVD Advisory· Published Nov 7, 2021· Updated Aug 4, 2024
CVE-2021-43412
CVE-2021-43412
Description
An issue was discovered in GNU Hurd before 0.9 20210404-9. libports accepts fake notification messages from any client on any port, which can lead to port use-after-free. This can be exploited for local privilege escalation to get full root access.
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Affected products
3- GNU/Hurddescription
Patches
Vulnerability mechanics
References
2- lists.gnu.org/archive/html/bug-hurd/2021-05/msg00079.htmlmitrex_refsource_MISC
- www.mail-archive.com/bug-hurd%40gnu.org/msg32116.htmlmitrex_refsource_MISC
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