{"id":"CVE-2016-9031","url":"https://www.cyber-defence.io/tools/cve/CVE-2016-9031","generatedAt":"2026-10-28T20:05:38.808Z","title":"An exploitable integer overflow exists in the Joyent SmartOS 20161110T013148Z Hyprlofs file system.","description":"An exploitable integer overflow exists in the Joyent SmartOS 20161110T013148Z Hyprlofs file system. The vulnerability is present in the Ioctl system call with the command HYPRLOFS_ADD_ENTRIES when dealing with 32-bit file systems. An attacker can craft an input that can cause a kernel panic and potentially be leveraged into a full privilege escalation vulnerability. This vulnerability is distinct from CVE-2016-8733.","published":"2016-12-14T17:59:02.000Z","lastModified":"2026-06-17T00:55:19.000Z","status":"Modified","sourceIdentifier":"talos-cna@cisco.com","cvss":{"version":"3.1","score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H"},"cwe":["CWE-190"],"affected":["joyent/smartos"],"epss":{"score":0.00488,"percentile":0.41848,"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 (0.49%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://www.securityfocus.com/bid/94921","tags":["Broken Link","Third Party Advisory","VDB Entry"],"source":"talos-cna@cisco.com"},{"url":"http://www.talosintelligence.com/reports/TALOS-2016-0249/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"talos-cna@cisco.com"},{"url":"http://www.securityfocus.com/bid/94921","tags":["Broken Link","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.talosintelligence.com/reports/TALOS-2016-0249/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2016-9031","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."}