CVE-2018-15855

EUVD-2018-7712
Unchecked NULL pointer usage in xkbcommon before 0.8.1 could be used by local attackers to crash (NULL pointer dereference) the xkbcommon parser by supplying a crafted keymap file, because the XkbFile for an xkb_geometry section was mishandled.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.5 MEDIUM
LOCAL
LOW
LOW
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 14%
Affected Products (NVD)
VendorProductVersion
xkbcommon_projectxkbcommon
𝑥
< 0.8.1
canonicalubuntu_linux
14.04
canonicalubuntu_linux
16.04
canonicalubuntu_linux
18.04
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
libxkbcommon
bookworm
1.5.0-1
fixed
bullseye
1.0.3-2
fixed
jessie
no-dsa
sid
1.6.0-1
fixed
stretch
ignored
trixie
1.6.0-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
libxkbcommon
bionic
Fixed 0.8.0-1ubuntu0.1
released
cosmic
not-affected
trusty
Fixed 0.4.1-0ubuntu1.1
released
xenial
Fixed 0.5.0-1ubuntu2.1
released