SB2015101509 - Fedora 23 update for sddm
Published: October 15, 2015 Updated: April 24, 2025
Security Bulletin ID
SB2015101509
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.