{"id":"CVE-2016-10166","url":"https://www.cyber-defence.io/tools/cve/CVE-2016-10166","generatedAt":"2026-11-05T05:01:32.300Z","title":"Integer underflow in the _gdContributionsAlloc function in gd_interpolation.c in the GD Graphics Library (aka libgd) before 2.2.4 allows remote attackers to have unspecified impact via vectors related to decrementing the u variable.","description":"Integer underflow in the _gdContributionsAlloc function in gd_interpolation.c in the GD Graphics Library (aka libgd) before 2.2.4 allows remote attackers to have unspecified impact via vectors related to decrementing the u variable.","published":"2017-03-15T15:59:00.000Z","lastModified":"2026-06-17T00:39:12.000Z","status":"Modified","sourceIdentifier":"security@debian.org","cvss":{"version":"3.0","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-191"],"affected":["libgd/libgd"],"epss":{"score":0.10687,"percentile":0.95824,"date":"2026-11-04","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 10.7%, higher than 96% of all known CVEs. Patch or mitigate before the next change window."},"changes":[{"kind":"epss","label":"EPSS jump","at":"2026-09-22T00:00:00.000Z","detail":{"to":0.10687,"from":0.09706,"percentile":0.95605},"summary":"EPSS moved from 9.7% to 10.7% probability of exploitation in the next thirty days."}],"references":[{"url":"http://libgd.github.io/release-2.2.4.html","tags":["Release Notes","Vendor Advisory"],"source":"security@debian.org"},{"url":"http://www.debian.org/security/2017/dsa-3777","source":"security@debian.org"},{"url":"http://www.openwall.com/lists/oss-security/2017/01/26/1","tags":["Mailing List","Patch","Third Party Advisory"],"source":"security@debian.org"},{"url":"http://www.openwall.com/lists/oss-security/2017/01/28/6","tags":["Mailing List","Patch","Third Party Advisory"],"source":"security@debian.org"},{"url":"http://www.securityfocus.com/bid/95869","tags":["Third Party Advisory","VDB Entry"],"source":"security@debian.org"},{"url":"https://access.redhat.com/errata/RHSA-2019:2519","source":"security@debian.org"},{"url":"https://access.redhat.com/errata/RHSA-2019:3299","source":"security@debian.org"},{"url":"https://github.com/libgd/libgd/commit/60bfb401ad5a4a8ae995dcd36372fe15c71e1a35","tags":["Issue Tracking","Patch","Third Party Advisory"],"source":"security@debian.org"},{"url":"http://libgd.github.io/release-2.2.4.html","tags":["Release Notes","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2017/dsa-3777","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2017/01/26/1","tags":["Mailing List","Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2017/01/28/6","tags":["Mailing List","Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/95869","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2019:2519","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2019:3299","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/libgd/libgd/commit/60bfb401ad5a4a8ae995dcd36372fe15c71e1a35","tags":["Issue Tracking","Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2016-10166","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."}