PT-2021-23839
CVE-2021-43412
·
Published
2021-11-07
·
Updated
2021-11-09
Description by
CVSS 3.1
7.8
HighMetricsAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions
GNU Hurd versions prior to 0.9 20210404-9
Description
An issue in libports allows it to accept fake notification messages from any client on any port. This can lead to a port use-after-free situation, which can be exploited for local privilege escalation to gain full root access.
Recommendations
For versions prior to 0.9 20210404-9, update to version 0.9 20210404-9 or later to resolve the issue.
Exploitability
Exploit
Fix
Impacts
Researchers
Vendors
Affected products
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