{"id":"CVE-2018-19870","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-19870","generatedAt":"2026-10-28T21:23:15.891Z","title":"An issue was discovered in Qt before 5.11.3.","description":"An issue was discovered in Qt before 5.11.3. A malformed GIF image causes a NULL pointer dereference in QGifHandler resulting in a segmentation fault.","published":"2018-12-26T21:29:02.000Z","lastModified":"2026-06-17T01:50:02.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":8.8,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"cwe":["CWE-476"],"affected":["qt/qt","debian/debian linux","opensuse/leap"],"epss":{"score":0.02424,"percentile":0.84105,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (2.42%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00080.html","tags":["Mailing List","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://access.redhat.com/errata/RHSA-2019:2135","source":"cve@mitre.org"},{"url":"https://access.redhat.com/errata/RHSA-2019:3390","source":"cve@mitre.org"},{"url":"https://blog.qt.io/blog/2018/12/04/qt-5-11-3-released-important-security-updates/","tags":["Release Notes","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://codereview.qt-project.org/#/c/235998/","tags":["Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://lists.debian.org/debian-lts-announce/2019/01/msg00004.html","tags":["Mailing List","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://lists.debian.org/debian-lts-announce/2019/05/msg00014.html","source":"cve@mitre.org"},{"url":"https://lists.debian.org/debian-lts-announce/2020/09/msg00023.html","source":"cve@mitre.org"},{"url":"https://usn.ubuntu.com/4003-1/","source":"cve@mitre.org"},{"url":"https://www.debian.org/security/2019/dsa-4374","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00080.html","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2019:2135","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2019:3390","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://blog.qt.io/blog/2018/12/04/qt-5-11-3-released-important-security-updates/","tags":["Release Notes","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://codereview.qt-project.org/#/c/235998/","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2019/01/msg00004.html","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2019/05/msg00014.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2020/09/msg00023.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://usn.ubuntu.com/4003-1/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.debian.org/security/2019/dsa-4374","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-19870","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}