Gentoo 2485 Published by

An open-vm-tools security update has been released for Gentoo Linux.



GLSA 202210-27 : open-vm-tools: Local Privilege Escalation


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Gentoo Linux Security Advisory GLSA 202210-27
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  https://security.gentoo.org/
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Severity: High
Title: open-vm-tools: Local Privilege Escalation
Date: October 31, 2022
Bugs: #866227
ID: 202210-27

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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
security@gentoo.org 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