CVE-2015-0856

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.6 UNKNOWN
LOCAL
LOW
AV:L/AC:L/Au:N/C:P/I:P/A:P
debianCNA
---
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CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 39%
VendorProductVersion
sddm_projectsddm
𝑥
≤ 0.12.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
sddm
bullseye
0.19.0-3
fixed
bookworm
0.19.0-5
fixed
sid
0.21.0-1.1
fixed
trixie
0.21.0-1.1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
sddm
bionic
not-affected
artful
ignored
zesty
ignored
yakkety
ignored
xenial
not-affected
wily
ignored
vivid
ignored
trusty
dne
precise
dne
Common Weakness Enumeration
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
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