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Gentoo Linux Security Advisory 202210-27

Gentoo Linux Security Advisory 202210-27 - A vulnerability has been discovered in open-vm-tools which could allow for local privilege escalation. Versions less than 12.1.0 are affected.

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Gentoo Linux Security Advisory GLSA 202210-27


                                       https://security.gentoo.org/  

Severity: High
Title: open-vm-tools: Local Privilege Escalation
Date: October 31, 2022
Bugs: #866227
ID: 202210-27


Synopsis

A vulnerability has been discovered in open-vm-tools which could allow
for local privilege escalation.

Background

open-vm-tools contains tools for VMware guests.

Affected packages

-------------------------------------------------------------------  
 Package              /     Vulnerable     /            Unaffected  
-------------------------------------------------------------------  

1 app-emulation/open-vm-tools < 12.1.0 >= 12.1.0

Description

A pipe accessible to unprivileged users in the VMWare guest does not
sufficiently sanitize input.

Impact

An unprivileged guest user could achieve root privileges within the
guest.

Workaround

There is no known workaround at this time.

Resolution

All open-vm-tools users should upgrade to the latest version:

emerge --sync

emerge --ask --oneshot --verbose “>=app-emulation/open-vm-tools-12.1.0”

References

[ 1 ] CVE-2022-31676
https://nvd.nist.gov/vuln/detail/CVE-2022-31676
[ 2 ] VMSA-2022-0024.1

Availability

This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

https://security.gentoo.org/glsa/202210-27

Concerns?

Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users’ machines is of utmost
importance to us. Any security concerns should be addressed to
[email protected] or alternatively, you may file a bug at
https://bugs.gentoo.org.

License

Copyright 2022 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

https://creativecommons.org/licenses/by-sa/2.5

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