SB2015102605 - Permissions, Privileges, and Access Controls in Freedesktop polkit
Published: October 26, 2015 Updated: July 28, 2020
Security Bulletin ID
SB2015102605
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2015-3255)
The vulnerability allows a local non-authenticated attacker to read and manipulate data.
The polkit_backend_action_pool_init function in polkitbackend/polkitbackendactionpool.c in PolicyKit (aka polkit) before 0.113 might allow local users to gain privileges via duplicate action IDs in action descriptions.
Remediation
Install update from vendor's website.
References
- http://lists.freedesktop.org/archives/polkit-devel/2015-July/000432.html
- http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00010.html
- http://lists.opensuse.org/opensuse-updates/2015-11/msg00042.html
- http://www.securitytracker.com/id/1035023
- https://bugs.freedesktop.org/show_bug.cgi?id=83590
- https://bugzilla.redhat.com/show_bug.cgi?id=1245673
- https://security.gentoo.org/glsa/201611-07
- https://usn.ubuntu.com/3717-2/