{"id":"CVE-2006-5751","url":"https://www.cyber-defence.io/tools/cve/CVE-2006-5751","generatedAt":"2026-10-27T21:08:10.678Z","title":"Integer overflow in the get_fdb_entries function in net/bridge/br_ioctl.c in the Linux kernel before 2.6.18.4 allows local users to execute arbitrary code via a large maxnum value in an ioctl request.","description":"Integer overflow in the get_fdb_entries function in net/bridge/br_ioctl.c in the Linux kernel before 2.6.18.4 allows local users to execute arbitrary code via a large maxnum value in an ioctl request.","published":"2006-12-02T02:28:00.000Z","lastModified":"2026-06-16T22:31:48.000Z","status":"Modified","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"2.0","score":7.2,"severity":"HIGH","vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C"},"cwe":[],"affected":["linux/linux kernel"],"epss":{"score":0.00469,"percentile":0.40352,"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 (0.47%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.18.4","source":"secalert@redhat.com"},{"url":"http://projects.info-pull.com/mokb/MOKB-29-11-2006.html","source":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2007-0014.html","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/23073","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/23252","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/23370","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/23384","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/23474","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/23593","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/23752","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/23997","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/24206","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/24547","source":"secalert@redhat.com"},{"url":"http://support.avaya.com/elmodocs2/security/ASA-2007-063.htm","source":"secalert@redhat.com"},{"url":"http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=blobdiff%3Bh=4c61a7e0a86e1ae9e16867f9f8e4b0412b8edbaf%3Bhp=4e4119a1213925568b8a1acdef9bf52b98b19da3%3Bhb=ba8379b220509e9448c00a77cf6c15ac2a559cc7%3Bf=net/bridge/br_ioctl.c","source":"secalert@redhat.com"},{"url":"http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=ba8379b220509e9448c00a77cf6c15ac2a559cc7","source":"secalert@redhat.com"},{"url":"http://www.mandriva.com/security/advisories?name=MDKSA-2007:002","source":"secalert@redhat.com"},{"url":"http://www.mandriva.com/security/advisories?name=MDKSA-2007:012","source":"secalert@redhat.com"},{"url":"http://www.novell.com/linux/security/advisories/2006_79_kernel.html","source":"secalert@redhat.com"},{"url":"http://www.novell.com/linux/security/advisories/2007_21_kernel.html","source":"secalert@redhat.com"},{"url":"http://www.securityfocus.com/archive/1/453681/100/0/threaded","source":"secalert@redhat.com"},{"url":"http://www.securityfocus.com/bid/21353","tags":["Patch"],"source":"secalert@redhat.com"},{"url":"http://www.ubuntu.com/usn/usn-395-1","source":"secalert@redhat.com"},{"url":"http://www.us.debian.org/security/2006/dsa-1233","source":"secalert@redhat.com"},{"url":"http://www.vupen.com/english/advisories/2006/4781","source":"secalert@redhat.com"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/30588","source":"secalert@redhat.com"},{"url":"https://issues.rpath.com/browse/RPL-803","source":"secalert@redhat.com"},{"url":"https://issues.rpath.com/browse/RPL-837","source":"secalert@redhat.com"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10151","source":"secalert@redhat.com"},{"url":"http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.18.4","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://projects.info-pull.com/mokb/MOKB-29-11-2006.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2007-0014.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/23073","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/23252","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/23370","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/23384","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/23474","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/23593","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/23752","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/23997","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/24206","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/24547","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://support.avaya.com/elmodocs2/security/ASA-2007-063.htm","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=blobdiff%3Bh=4c61a7e0a86e1ae9e16867f9f8e4b0412b8edbaf%3Bhp=4e4119a1213925568b8a1acdef9bf52b98b19da3%3Bhb=ba8379b220509e9448c00a77cf6c15ac2a559cc7%3Bf=net/bridge/br_ioctl.c","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=ba8379b220509e9448c00a77cf6c15ac2a559cc7","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mandriva.com/security/advisories?name=MDKSA-2007:002","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mandriva.com/security/advisories?name=MDKSA-200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BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}