SB2015112408 - Permissions, Privileges, and Access Controls in Fedoraproject Fedora
Published: November 24, 2015 Updated: August 9, 2020
Security Bulletin ID
SB2015112408
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote 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-2015-0856)
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
daemon/Greeter.cpp in sddm before 0.13.0 does not properly disable the KDE crash handler, which allows local users to gain privileges by crashing a greeter when using certain themes, as demonstrated by the plasma-workspace breeze theme.
Remediation
Install update from vendor's website.
References
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171443.html
- http://www.openwall.com/lists/oss-security/2015/10/14/2
- http://www.securityfocus.com/bid/77099
- https://github.com/sddm/sddm/commit/4cfed6b0a625593fb43876f04badc4dd99799d86
- https://github.com/sddm/sddm/wiki/0.13.0-Release-Announcement