GLSA 202107-31: polkit: Privilege escalation
Severity: | high |
Title: | polkit: Privilege escalation |
Date: | 07/13/2021 |
Bugs: |
|
ID: | 202107-31 |
Synopsis
A vulnerability in polkit could lead to local root privilege escalation.Background
polkit is a toolkit for managing policies related to unprivileged processes communicating with privileged process.
Affected packages
Package | Vulnerable | Unaffected | Architecture(s) |
---|---|---|---|
sys-auth/polkit | < 0.119 | >= 0.119 | All supported architectures |
Description
The function polkit_system_bus_name_get_creds_sync() was called without checking for error, and as such temporarily treats the authentication request as coming from root.
Impact
Please review the referenced CVE identifiers for details.
Workaround
There is no known workaround at this time.
Resolution
All polkit users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=sys-auth/polkit-0.119"
References
Availability
This GLSA and any updates to it are available for viewing at the Gentoo Security Website:
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 2010 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.