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VULNERABILITIES

CVE-2018-15854 Details

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 geometry tokens were desupported incorrectly.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.5 MEDIUMVector:CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://access.redhat.com/errata/RHSA-2019:2079 CVE
https://github.com/xkbcommon/libxkbcommon/commit/e3cacae7b1bfda0d839c280494f23284a1187adf CVEPatchThird Party Advisory
https://lists.freedesktop.org/archives/wayland-devel/2018-August/039232.html CVEThird Party Advisory
https://security.gentoo.org/glsa/201810-05 CVEThird Party Advisory
https://usn.ubuntu.com/3786-1/ CVEThird Party Advisory

see all 12 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-476NULL Pointer Dereference[email protected]

Affected Products

ProductVersions
xkbcommon project xkbcommon
< 0.8.1

CPE

  • cpe:2.3:a:xkbcommon_project:xkbcommon:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
canonical ubuntu linux
14.04
16.04
18.04

CPE

  • cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
  • cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
  • cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*

Remediation

  • No remediation found in references.

Change History

9 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2018-15854
NVD Published Date:
Aug 25, 2018
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2018-15854 Details - Not Deferred