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Gentoo Linux: GLSA-202210-27 High: Open-VM-Tools Local Escalation

gentoo
Calendar Grey October 30, 2022
Dist Gentoo Esm H88
A critical warning for Debian highlights potential local privilege escalation vulnerabilities in the linux-tools package, recommending prompt updates.
A vulnerability has been discovered in open-vm-tools which could allow for local privilege escalation.

Summary

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

Topics%20covered

Topics Covered

security advisory high severity gentoo local privilege escalation escalation risk open-vm-tools

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
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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.

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

Topics%20covered

Topics Covered

security advisory high severity gentoo local privilege escalation escalation risk open-vm-tools

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.

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Affected Packages

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

Impact

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

Workaround

There is no known workaround at this time.

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