GLSA 201611-07: polkit: Heap-corruption on duplicate IDs
Severity: | normal |
Title: | polkit: Heap-corruption on duplicate IDs |
Date: | 11/15/2016 |
Bugs: |
|
ID: | 201611-07 |
Synopsis
polkit is vulnerable to local privilege escalation.Background
polkit is a toolkit for managing policies relating to unprivileged processes communicating with privileged processes.
Affected packages
Package | Vulnerable | Unaffected | Architecture(s) |
---|---|---|---|
sys-auth/polkit | < 0.113 | >= 0.113 | All supported architectures |
Description
A vulnerability was discovered in polkit’s polkit_backend_action_pool_init function due to duplicate action IDs in action descriptions.
Impact
Local attackers are able to gain unauthorized privileges on the system.
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-0.113"
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.