CVE-2015-0856 Privilege escalation in n/a
Local attackers can gain privileges by crashing the SDDM greeter when specific themes are used, due to improper disabling of the KDE crash handler.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2015-0856?
CVE-2015-0856 is a medium-severity vulnerability in Fedoraproject Fedora, published on 24 Nov 2015. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
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.
Weakness: CWE-264
Which versions are affected by CVE-2015-0856?
It affects 2 products.
Products include Fedoraproject Fedora, Sddm Project Sddm.
How do I fix CVE-2015-0856?
Upgrade to a fixed version.
Is CVE-2015-0856 being exploited?
There is no known exploitation of CVE-2015-0856 in the wild and no public exploit code.
Other vulnerabilities in Fedoraproject Fedora
Sources
Also known as DEBIAN-CVE-2015-0856, GHSA-h2j2-9mv7-h7rv, MGASA-2015-0429.