CVE-2018-16428 : In GNOME GLib 2.56.1, g_markup_parse_context_end

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

Published 2018-09-04 00:29:02

Updated 2019-07-31 21:15:11

Source MITRE

View at NVD, CVE.org

Vulnerability category: Memory Corruption

Products affected by CVE-2018-16428

Gnome » Glib » Version: 2.56.1
cpe:2.3:a:gnome:glib:2.56.1:*:*:*:*:*:*:*
Matching versions
Canonical » Ubuntu Linux » Version: 14.04 LTS Edition
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
Matching versions
Canonical » Ubuntu Linux » Version: 12.04 ESM Edition
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*
Matching versions
Canonical » Ubuntu Linux » Version: 16.04 LTS Edition
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
Matching versions
Canonical » Ubuntu Linux » Version: 18.04 LTS Edition
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
Matching versions

EPSS FAQ

2.27%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 90 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
7.5	HIGH	AV:N/AC:L/Au:N/C:P/I:P/A:P	10.0	6.4	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
9.8	CRITICAL	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	3.9	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

Assigned by: nvd@nist.gov (Primary)

https://gitlab.gnome.org/GNOME/glib/commit/fccef3cc822af74699cca84cd202719ae61ca3b9

gmarkup: Fix crash in error handling path for closing elements (fccef3cc) · Commits · GNOME / GLib · GitLab
Patch;Vendor Advisory
https://gitlab.gnome.org/GNOME/glib/issues/1364

Null pointer dereference in g_markup_parse_context_end_parse() (#1364) · Issues · GNOME / GLib · GitLab
Exploit;Vendor Advisory
http://www.securityfocus.com/bid/105210

GNOME GLib 'gmarkup.c' Remote Denial of Service Vulnerability
Third Party Advisory;VDB Entry
http://www.openwall.com/lists/oss-security/2020/02/14/3

oss-security - Re: CVE for program distributing vulnerable components ?
https://usn.ubuntu.com/3767-2/

USN-3767-2: GLib vulnerabilities | Ubuntu security notices
Third Party Advisory

CVEs referencing this url
https://usn.ubuntu.com/3767-1/

USN-3767-1: GLib vulnerabilities | Ubuntu security notices
Third Party Advisory

CVEs referencing this url
https://lists.debian.org/debian-lts-announce/2019/07/msg00029.html

[SECURITY] [DLA 1866-1] glib2.0 security update

CVEs referencing this url

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