{"id":"CVE-2005-2709","url":"https://www.cyber-defence.io/tools/cve/CVE-2005-2709","generatedAt":"2026-10-27T17:30:52.525Z","title":"The sysctl functionality (sysctl.c) in Linux kernel before 2.6.14.1 allows local users to cause a denial of service (kernel oops) and possibly execute code by opening an interface file in /proc/sys/net/ipv4/conf/, waiting until the interface is…","description":"The sysctl functionality (sysctl.c) in Linux kernel before 2.6.14.1 allows local users to cause a denial of service (kernel oops) and possibly execute code by opening an interface file in /proc/sys/net/ipv4/conf/, waiting until the interface is unregistered, then obtaining and modifying function pointers in memory that was used for the ctl_table.","published":"2005-11-20T22:03:00.000Z","lastModified":"2026-06-16T22:15:32.000Z","status":"Modified","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"2.0","score":4.6,"severity":"MEDIUM","vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P"},"cwe":["CWE-399"],"affected":["linux/linux kernel"],"epss":{"score":0.00991,"percentile":0.62308,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":true,"firstPublished":"2005-11-09","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":26489,"kind":"exploit","title":"Linux Kernel 2.6.x - Sysctl Unregistration Local Denial of Service","url":"https://www.exploit-db.com/exploits/26489","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/linux/dos/26489.c","file":"exploits/linux/dos/26489.c","published":"2005-11-09","added":"2005-11-09","updated":"2016-09-06","author":"Rémi Denis-Courmont","type":"dos","platform":"linux","port":null,"verified":true,"codes":["CVE-2005-2709","OSVDB-20676"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://www.securityfocus.com/bid/15365/info"}]},"verdict":{"level":"high","text":"A public exploit is published in Exploit-DB (verified), so the technical barrier is gone even though the severity is medium and EPSS is 1.0%. Treat it as high on anything reachable from the internet."},"changes":[],"references":[{"url":"http://secunia.com/advisories/17504","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/17541","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/17648","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/18510","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/18562","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/18684","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/19369","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/19374","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://securitytracker.com/id?1015434","source":"secalert@redhat.com"},{"url":"http://www.debian.org/security/2006/dsa-1017","source":"secalert@redhat.com"},{"url":"http://www.debian.org/security/2006/dsa-1018","source":"secalert@redhat.com"},{"url":"http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.14.1","source":"secalert@redhat.com"},{"url":"http://www.mandriva.com/security/advisories?name=MDKSA-2006:059","source":"secalert@redhat.com"},{"url":"http://www.osvdb.org/20676","source":"secalert@redhat.com"},{"url":"http://www.redhat.com/support/errata/RHSA-2006-0101.html","source":"secalert@redhat.com"},{"url":"http://www.redhat.com/support/errata/RHSA-2006-0140.html","source":"secalert@redhat.com"},{"url":"http://www.redhat.com/support/errata/RHSA-2006-0190.html","source":"secalert@redhat.com"},{"url":"http://www.redhat.com/support/errata/RHSA-2006-0191.html","source":"secalert@redhat.com"},{"url":"http://www.securityfocus.com/archive/1/427980/100/0/threaded","source":"secalert@redhat.com"},{"url":"http://www.securityfocus.com/archive/1/427981/100/0/threaded","source":"secalert@redhat.com"},{"url":"http://www.securityfocus.com/archive/1/428028/100/0/threaded","source":"secalert@redhat.com"},{"url":"http://www.securityfocus.com/archive/1/428058/100/0/threaded","source":"secalert@redhat.com"},{"url":"http://www.securityfocus.com/bid/15365","source":"secalert@redhat.com"},{"url":"http://www.vupen.com/english/advisories/2005/2359","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/23040","source":"secalert@redhat.com"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10746","source":"secalert@redhat.com"},{"url":"https://usn.ubuntu.com/219-1/","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/17504","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/17541","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/17648","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/18510","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/18562","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/18684","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/19369","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/19374","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://securitytracker.com/id?1015434","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2006/dsa-1017","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2006/dsa-1018","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.14.1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mandriva.com/security/advisories?name=MDKSA-2006:059","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.osvdb.org/20676","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.redhat.com/support/errata/RHSA-2006-0101.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.redhat.com/support/errata/RHSA-2006-0140.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.redhat.com/support/errata/RHSA-2006-0190.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.redhat.com/support/errata/RHSA-2006-0191.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/archive/1/427980/100/0/threaded","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/archive/1/427981/100/0/threaded","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/archive/1/428028/100/0/threaded","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/archive/1/428058/100/0/threaded","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/15365","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2005/2359","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/23040","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10746","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://usn.ubuntu.com/219-1/","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2005-2709","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."}