CVE-2018-16429

Name: CVE-2018-16429
Creator: NVD / NIST
Published: 2018-09-04T00:29:01.697+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 3.53%

Last modified Jun 17, 2026

CVE-2018-16429 is a vulnerability of currently unknown severity. GNOME GLib 2.56.1 has an out-of-bounds read vulnerability in g_markup_parse_context_parse() in gmarkup.c, related to utf8_str().. EPSS estimates a 3.53% chance of exploitation in the next 30 days.

Description

GNOME GLib 2.56.1 has an out-of-bounds read vulnerability in g_markup_parse_context_parse() in gmarkup.c, related to utf8_str().

Metrics

EPSS Probability

3.53%

87.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-125

Affected Software

Vendor	Product	Versions
Gnome	Glib	2.56.1
Canonical	Ubuntu Linux	12.04
Canonical	Ubuntu Linux	14.04
Canonical	Ubuntu Linux	16.04
Canonical	Ubuntu Linux	18.04

References

https://gitlab.gnome.org/GNOME/glib/commit/cec71705406f0b2790422f0c1aa0ff3b4b464b1bPatch, Vendor Advisory
https://gitlab.gnome.org/GNOME/glib/issues/1361Exploit, Vendor Advisory
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
https://lists.debian.org/debian-lts-announce/2019/07/msg00029.html
https://usn.ubuntu.com/3767-1/Third Party Advisory
https://usn.ubuntu.com/3767-2/Third Party Advisory
https://gitlab.gnome.org/GNOME/glib/commit/cec71705406f0b2790422f0c1aa0ff3b4b464b1bPatch, Vendor Advisory
https://gitlab.gnome.org/GNOME/glib/issues/1361Exploit, Vendor Advisory
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
https://lists.debian.org/debian-lts-announce/2019/07/msg00029.html
https://usn.ubuntu.com/3767-1/Third Party Advisory
https://usn.ubuntu.com/3767-2/Third Party Advisory

Timeline

Published: Sep 4, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-16429?

GNOME GLib 2.56.1 has an out-of-bounds read vulnerability in g_markup_parse_context_parse() in gmarkup.c, related to utf8_str().

How severe is CVE-2018-16429?

Severity scoring for CVE-2018-16429 is pending analysis. The EPSS model estimates a 3.53% probability of exploitation in the next 30 days.

How do I fix CVE-2018-16429?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-16429?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST