CVE-2018-16428

Publication date 3 September 2018

Last updated 25 August 2025

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

9.8 · Critical

Score breakdown

Description

In GNOME GLib 2.56.1, g_markup_parse_context_end_parse() in gmarkup.c has a NULL pointer dereference.

Status

Package Ubuntu Release Status
glib2.0 18.04 LTS bionic
Fixed 2.56.2-0ubuntu0.18.04.2
16.04 LTS xenial
Fixed 2.48.2-0ubuntu4.1
14.04 LTS trusty
Fixed 2.40.2-0ubuntu1.1

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
glib2.0

Severity score breakdown

Parameter Value
Base score 9.8 · Critical
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-3767-2
    • GLib vulnerabilities
    • 19 September 2018
    • USN-3767-1
    • GLib vulnerabilities
    • 19 September 2018

Other references