{"id":"CVE-2019-5087","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-5087","generatedAt":"2026-10-27T22:23:34.647Z","title":"An exploitable integer overflow vulnerability exists in the flattenIncrementally function in the xcf2png and xcf2pnm binaries of xcftools 1.0.7.","description":"An exploitable integer overflow vulnerability exists in the flattenIncrementally function in the xcf2png and xcf2pnm binaries of xcftools 1.0.7. An integer overflow can occur while calculating the row's allocation size, that could be exploited to corrupt memory and eventually execute arbitrary code. In order to trigger this vulnerability, a victim would need to open a specially crafted XCF file.","published":"2019-11-21T16:15:13.000Z","lastModified":"2026-06-17T02:37:07.000Z","status":"Modified","sourceIdentifier":"talos-cna@cisco.com","cvss":{"version":"3.1","score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"cwe":["CWE-680","CWE-190","CWE-787"],"affected":["xcftools project/xcftools","debian/debian linux"],"epss":{"score":0.03637,"percentile":0.89483,"date":"2026-10-26","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 (3.64%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://lists.debian.org/debian-lts-announce/2021/02/msg00014.html","tags":["Mailing List","Third Party Advisory"],"source":"talos-cna@cisco.com"},{"url":"https://lists.debian.org/debian-lts-announce/2021/03/msg00008.html","tags":["Mailing List","Third Party Advisory"],"source":"talos-cna@cisco.com"},{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2019-0879","tags":["Exploit","Third Party Advisory"],"source":"talos-cna@cisco.com"},{"url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2019-0879","tags":["Exploit","Third Party Advisory"],"source":"talos-cna@cisco.com"},{"url":"https://lists.debian.org/debian-lts-announce/2021/02/msg00014.html","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2021/03/msg00008.html","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2019-0879","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2019-0879","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-5087","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."}