01 Record

CVE-2018-16428

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

UnratedPUBLISHEDCNA: mitre

CNA base scoreUnratedNo CNA CVSS vector

View raw JSON

02 Description

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

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 4.69% probability of exploitation activity in the next 30 days.
EPSS percentile: Equal to or higher than the score of 91.3% of scored records. A rank, not a probability.
NVD base score: 9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD analysis status: Modified. NVD last modified this record on 2026-06-17.
Red Hat severity: Low. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2018-09-04 00:00Z8 YR AGO

Last updated

2024-08-05 10:24Z2 YR AGO

Reserved

2018-09-03

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

CWE-476NULL Pointer DereferenceBase
CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass

Data version

5.1

Document digest

13e10965e41f26395fc2e10d5fdfe8febd8c654f8980220dc6aa2d9207ddaf7e

05 Affected products

VendorProductVersionsPlatforms

canonicalubuntu_linuxNot specified—

gnomeglibNot specified—

redhatenterprise_linuxNot specified—

06 References

gitlab.gnome.orghttps://gitlab.gnome.org/GNOME/glib/commit/fccef3cc822af74699cca84cd202719ae61ca3b9x_refsource_MISC
usn.ubuntu.comUSN-3767-1https://usn.ubuntu.com/3767-1/vendor-advisoryx_refsource_UBUNTU
www.securityfocus.com105210http://www.securityfocus.com/bid/105210vdb-entryx_refsource_BID
gitlab.gnome.orghttps://gitlab.gnome.org/GNOME/glib/issues/1364x_refsource_MISC
usn.ubuntu.comUSN-3767-2https://usn.ubuntu.com/3767-2/vendor-advisoryx_refsource_UBUNTU
lists.debian.org[debian-lts-announce] 20190731 [SECURITY] [DLA 1866-1] glib2.0 security updatehttps://lists.debian.org/debian-lts-announce/2019/07/msg00029.htmlmailing-listx_refsource_MLIST
www.openwall.com[oss-security] 20200214 Re: CVE for program distributing vulnerable components ?http://www.openwall.com/lists/oss-security/2020/02/14/3mailing-listx_refsource_MLIST

07 Fixed in

Debian 12

glib2.0
Fixed in 2.58.0-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 13

glib2.0
Fixed in 2.58.0-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 14

glib2.0
Fixed in 2.58.0-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 14.04 LTS

glib2.0
Fixed in 2.40.2-0ubuntu1.1

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 16.04 LTS

glib2.0
Fixed in 2.48.2-0ubuntu4.1

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 18.04 LTS

glib2.0
Fixed in 2.56.2-0ubuntu0.18.04.2

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.