{"cve":"CVE-2018-14553","nvd":{"published":"2020-02-11T13:15:11.197","modified":"2026-06-17T01:41:11.167","status":"Modified","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).","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-476"],"references":["http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00020.html","https://bugzilla.redhat.com/show_bug.cgi?id=1599032","https://github.com/libgd/libgd/commit/a93eac0e843148dc2d631c3ba80af17e9c8c860f","https://github.com/libgd/libgd/pull/580","https://lists.debian.org/debian-lts-announce/2020/02/msg00014.html"],"products":["canonical:ubuntu_linux","debian:debian_linux","fedoraproject:fedora","libgd:libgd","opensuse:leap"],"source":"nvd","synced_at":"2026-10-19T21:02:53.949909883+00:00"},"epss":{"cve":"CVE-2018-14553","score":0.03435,"percentile":0.88956,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}