CVE-2018-14553

HIGHNVD 7.57.5—

7.5

gdImageClone in gd.c in libgd 2.1.0-rc2 through 2.2.5 has a NULL pointer dereference allowing attackers to crash an application via a specific function call sequence. Only affects PHP when linked with an external libgd (not bundled).

CVSS v3: 7.5
EG Score: 7.5(medium)
EPSS: 77.1%
KEV: Not listed

Published

February 11, 2020

Last Modified

November 21, 2024

References (18)

cve@mitrehttp://lists.opensuse.org/opensuse-security-announce/2020-03/msg00020.html
cve@mitrehttps://bugzilla.redhat.com/show_bug.cgi?id=1599032
cve@mitrehttps://github.com/libgd/libgd/commit/a93eac0e843148dc2d631c3ba80af17e9c8c860f
cve@mitrehttps://github.com/libgd/libgd/pull/580
cve@mitrehttps://lists.debian.org/debian-lts-announce/2020/02/msg00014.html
cve@mitrehttps://lists.debian.org/debian-lts-announce/2024/04/msg00003.html
cve@mitrehttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3CZ2QADQTKRHTGB2AHD7J4QQNDLBEMM6/
cve@mitrehttps://usn.ubuntu.com/4316-1/
cve@mitrehttps://usn.ubuntu.com/4316-2/
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00020.html
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=1599032
af854a3a-2127-422b-91ae-364da2661108https://github.com/libgd/libgd/commit/a93eac0e843148dc2d631c3ba80af17e9c8c860f
af854a3a-2127-422b-91ae-364da2661108https://github.com/libgd/libgd/pull/580
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2020/02/msg00014.html
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2024/04/msg00003.html

Patch Availability(3)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
ubuntu	libgd-dev (2.1.0-3ubuntu0.11+esm1) @ trusty	2026-05-27	ubuntu
ubuntu	libgd3 (2.2.5-5.2ubuntu0.19.10.1) @ eoan	2026-05-27	ubuntu
redhat	gd-0:2.2.5-7.el8	2020-11-04	redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-476NULL Pointer Dereference

All Vendor Advisories

(3)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 10× in last 7d / 19× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:28 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:41 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-27 08:02 UTCEG score recompute
2026-05-27 08:02 UTCVendor advisory
2026-05-27 08:02 UTCGHSA enrichment
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch

Frequently asked(5)

What is CVE-2018-14553?

CVE-2018-14553 is a high vulnerability published on February 11, 2020. gdImageClone in gd.c in libgd 2.1.0-rc2 through 2.2.5 has a NULL pointer dereference allowing attackers to crash an application via a specific function call sequence. Only affects PHP when linked with an external libgd (not bundled).

When was CVE-2018-14553 disclosed?

CVE-2018-14553 was first published in the National Vulnerability Database on February 11, 2020, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2018-14553 actively exploited?

CVE-2018-14553 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 77.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2018-14553?

CVE-2018-14553 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2018-14553?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-14553, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2018-14553

Published

Last Modified

References (18)

Patch Availability(3)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2018-14553?

Same vendor

Same CWE

CVE-2018-14553

📅 Published

🔄 Last Modified

🔗 References (18)

Patch Availability(3)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2018-14553?

🔗 Related CVEs(same vendor + same CWE)

Same vendor

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Last Modified

References (18)

Frequently asked(5)

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