Select your cookie preferences

We use cookies and similar tools to enhance your experience, provide our services, deliver relevant advertising, and make improvements. Approved third parties also use these tools to help us deliver advertising and provide certain site features.

CVE-2018-15859

Public on 2018-08-25
Modified on 2020-06-03
Description

Unchecked NULL pointer usage when parsing invalid atoms in ExprResolveLhs in xkbcomp/expr.c in xkbcommon before 0.8.2 could be used by local attackers to crash (NULL pointer dereference) the xkbcommon parser by supplying a crafted keymap file, because lookup failures are mishandled.

Severity
Low
See what this means
CVSS v3 Base Score
3.3
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 - Core xorg-x11-server 2020-06-03 18:21 ALAS2-2020-1433

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 3.3 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
NVD CVSSv2 2.1 AV:L/AC:L/Au:N/C:N/I:N/A:P
NVD CVSSv3 5.5 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H