CVE-2018-15855

medium

Description

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.

References

https://usn.ubuntu.com/3786-2/

https://usn.ubuntu.com/3786-1/

https://security.gentoo.org/glsa/201810-05

https://lists.freedesktop.org/archives/wayland-devel/2018-August/039232.html

https://github.com/xkbcommon/libxkbcommon/commit/917636b1d0d70205a13f89062b95e3a0fc31d4ff

https://access.redhat.com/errata/RHSA-2019:2079

Details

Source: Mitre, NVD

Published: 2018-08-25

Updated: 2019-08-06

Risk Information

CVSS v2

Base Score: 2.1

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:P

Severity: Low

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Severity: Medium