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CVE-2018-14553gdImageClone 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…
- 7.5HighCVSS base score
- 3.4%Exploitation in 30 daysEPSS · top 11% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
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).
Timeline
ID reserved
By mitre
- 19 months later
· 19 months later
Published
- 4 years later
· 4 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 3.4% · top 11% of all CVEs (12 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Affected products
n/a
- affected n/a
References
References9
- https://bugzilla.redhat.com/show_bug.cgi?id=1599032 (opens in a new tab)x_transferred
- https://github.com/libgd/libgd/pull/580 (opens in a new tab)x_transferred
- https://github.com/libgd/libgd/commit/a93eac0e843148dc2d631c3ba80af17e9c8c860f (opens in a new tab)x_transferred
- [debian-lts-announce] 20200218 [SECURITY] [DLA 2106-1] libgd2 security update (opens in a new tab)mailing-listx_transferred
- openSUSE-SU-2020:0332 (opens in a new tab)vendor-advisoryx_transferred
- FEDORA-2020-e795f92d79 (opens in a new tab)vendor-advisoryx_transferred
- USN-4316-2 (opens in a new tab)vendor-advisoryx_transferred
- USN-4316-1 (opens in a new tab)vendor-advisoryx_transferred
- [debian-lts-announce] 20240406 [SECURITY] [DLA 3781-1] libgd2 security update (opens in a new tab)mailing-listx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2018-6462 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2018-14553)Record last updated .