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Vulnerability details: VCID-pj8g-7nr6-kqda
Vulnerability ID VCID-pj8g-7nr6-kqda
Aliases CVE-2018-16428
Summary In GNOME GLib 2.56.1, g_markup_parse_context_end_parse() in gmarkup.c has a NULL pointer dereference.
Status Published
Exploitability 0.5
Weighted Severity 8.8
Risk 4.4
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-476 NULL Pointer Dereference
System Score Found at
cvssv3 9.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-16428.json
epss 0.01019 https://api.first.org/data/v1/epss?cve=CVE-2018-16428
epss 0.01019 https://api.first.org/data/v1/epss?cve=CVE-2018-16428
epss 0.01019 https://api.first.org/data/v1/epss?cve=CVE-2018-16428
epss 0.01019 https://api.first.org/data/v1/epss?cve=CVE-2018-16428
epss 0.01019 https://api.first.org/data/v1/epss?cve=CVE-2018-16428
epss 0.01019 https://api.first.org/data/v1/epss?cve=CVE-2018-16428
epss 0.01019 https://api.first.org/data/v1/epss?cve=CVE-2018-16428
epss 0.01019 https://api.first.org/data/v1/epss?cve=CVE-2018-16428
epss 0.01019 https://api.first.org/data/v1/epss?cve=CVE-2018-16428
epss 0.01019 https://api.first.org/data/v1/epss?cve=CVE-2018-16428
epss 0.01112 https://api.first.org/data/v1/epss?cve=CVE-2018-16428
epss 0.01112 https://api.first.org/data/v1/epss?cve=CVE-2018-16428
epss 0.01112 https://api.first.org/data/v1/epss?cve=CVE-2018-16428
epss 0.01112 https://api.first.org/data/v1/epss?cve=CVE-2018-16428
epss 0.01112 https://api.first.org/data/v1/epss?cve=CVE-2018-16428
epss 0.01112 https://api.first.org/data/v1/epss?cve=CVE-2018-16428
epss 0.01112 https://api.first.org/data/v1/epss?cve=CVE-2018-16428
epss 0.01112 https://api.first.org/data/v1/epss?cve=CVE-2018-16428
epss 0.01112 https://api.first.org/data/v1/epss?cve=CVE-2018-16428
epss 0.01112 https://api.first.org/data/v1/epss?cve=CVE-2018-16428
epss 0.01112 https://api.first.org/data/v1/epss?cve=CVE-2018-16428
epss 0.01112 https://api.first.org/data/v1/epss?cve=CVE-2018-16428
epss 0.01112 https://api.first.org/data/v1/epss?cve=CVE-2018-16428
epss 0.01112 https://api.first.org/data/v1/epss?cve=CVE-2018-16428
epss 0.01112 https://api.first.org/data/v1/epss?cve=CVE-2018-16428
epss 0.01112 https://api.first.org/data/v1/epss?cve=CVE-2018-16428
cvssv3 4 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 7.5 https://nvd.nist.gov/vuln/detail/CVE-2018-16428
cvssv3 9.8 https://nvd.nist.gov/vuln/detail/CVE-2018-16428
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-16428.json
https://api.first.org/data/v1/epss?cve=CVE-2018-16428
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-16428
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://gitlab.gnome.org/GNOME/glib/commit/fccef3cc822af74699cca84cd202719ae61ca3b9
https://gitlab.gnome.org/GNOME/glib/issues/1364
https://lists.debian.org/debian-lts-announce/2019/07/msg00029.html
http://www.openwall.com/lists/oss-security/2020/02/14/3
http://www.securityfocus.com/bid/105210
1626145 https://bugzilla.redhat.com/show_bug.cgi?id=1626145
cpe:2.3:a:gnome:glib:2.56.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:gnome:glib:2.56.1:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
CVE-2018-16428 https://nvd.nist.gov/vuln/detail/CVE-2018-16428
USN-3767-1 https://usn.ubuntu.com/3767-1/
USN-3767-2 https://usn.ubuntu.com/3767-2/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-16428.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2018-16428
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-16428
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.76356
EPSS Score 0.01019
Published At Sept. 9, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:36:59.595743+00:00 Ubuntu USN Importer Import https://usn.ubuntu.com/3767-2/ 37.0.0