{"id":"CVE-2009-2194","url":"https://www.cyber-defence.io/tools/cve/CVE-2009-2194","generatedAt":"2026-10-27T18:33:44.167Z","title":"Apple Mac OS X 10.5 before 10.5.8 does not properly share file descriptors over local sockets, which allows local users to cause a denial of service (system crash) by placing file descriptors in messages sent to a socket that has no receiver, related to…","description":"Apple Mac OS X 10.5 before 10.5.8 does not properly share file descriptors over local sockets, which allows local users to cause a denial of service (system crash) by placing file descriptors in messages sent to a socket that has no receiver, related to a \"synchronization issue.\"","published":"2009-08-06T16:30:00.000Z","lastModified":"2026-06-16T23:08:59.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":4.9,"severity":"MEDIUM","vector":"AV:L/AC:L/Au:N/C:N/I:N/A:C"},"cwe":[],"affected":["apple/mac os x","apple/mac os x server"],"epss":{"score":0.00404,"percentile":0.34441,"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":"low","text":"Lower severity and a low EPSS score (0.40%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://lists.apple.com/archives/security-announce/2009/Aug/msg00001.html","tags":["Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://osvdb.org/56836","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/36096","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://support.apple.com/kb/HT3757","tags":["Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/35954","tags":["Patch"],"source":"cve@mitre.org"},{"url":"http://www.securitytracker.com/id?1022672","source":"cve@mitre.org"},{"url":"http://www.us-cert.gov/cas/techalerts/TA09-218A.html","tags":["US Government Resource"],"source":"cve@mitre.org"},{"url":"http://www.vupen.com/english/advisories/2009/2172","tags":["Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/52439","source":"cve@mitre.org"},{"url":"http://lists.apple.com/archives/security-announce/2009/Aug/msg00001.html","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://osvdb.org/56836","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/36096","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://support.apple.com/kb/HT3757","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/35954","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id?1022672","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.us-cert.gov/cas/techalerts/TA09-218A.html","tags":["US Government Resource"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2009/2172","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/52439","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2009-2194","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."}