CVE-2009-4272

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "http://www.openwall.com/lists/oss-security/2010/01/20/1", "name": "[oss-security] 20100120 CVE-2009-4272 kernel: emergency route cache flushing leads to node deadlock", "tags": [], "refsource": "MLIST"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=545411", "name": "https://bugzilla.redhat.com/show_bug.cgi?id=545411", "tags": [], "refsource": "CONFIRM"}, {"url": "https://rhn.redhat.com/errata/RHSA-2010-0046.html", "name": "RHSA-2010:0046", "tags": [], "refsource": "REDHAT"}, {"url": "http://www.openwall.com/lists/oss-security/2010/01/20/6", "name": "[oss-security] 20100120 Re: CVE-2009-4272 kernel: emergency route cache flushing leads to node deadlock", "tags": [], "refsource": "MLIST"}, {"url": "http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.31", "name": "http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.31", "tags": [], "refsource": "CONFIRM"}, {"url": "https://rhn.redhat.com/errata/RHSA-2010-0095.html", "name": "RHSA-2010:0095", "tags": [], "refsource": "REDHAT"}, {"url": "http://support.avaya.com/css/P8/documents/100073666", "name": "http://support.avaya.com/css/P8/documents/100073666", "tags": [], "refsource": "CONFIRM"}, {"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/55808", "name": "linux-kernel-routing-dos(55808)", "tags": [], "refsource": "XF"}, {"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7026", "name": "oval:org.mitre.oval:def:7026", "tags": [], "refsource": "OVAL"}, {"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11167", "name": "oval:org.mitre.oval:def:11167", "tags": [], "refsource": "OVAL"}, {"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=73e42897e8e5619eacb787d2ce69be12f47cfc21", "name": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=73e42897e8e5619eacb787d2ce69be12f47cfc21", "tags": [], "refsource": "MISC"}, {"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b6280b47a7a42970d098a3059f4ebe7e55e90d8d", "name": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b6280b47a7a42970d098a3059f4ebe7e55e90d8d", "tags": [], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "A certain Red Hat patch for net/ipv4/route.c in the Linux kernel 2.6.18 on Red Hat Enterprise Linux (RHEL) 5 allows remote attackers to cause a denial of service (deadlock) via crafted packets that force collisions in the IPv4 routing hash table, and trigger a routing \"emergency\" in which a hash chain is too long. NOTE: this is related to an issue in the Linux kernel before 2.6.31, when the kernel routing cache is disabled, involving an uninitialized pointer and a panic."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-20"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2009-4272", "ASSIGNER": "secalert@redhat.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 7.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "severity": "HIGH", "acInsufInfo": false, "impactScore": 6.9, "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}}, "publishedDate": "2010-01-27T17:30Z", "configurations": {"nodes": [{"children": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:linux:linux_kernel:2.6.18:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux:5:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}], "operator": "AND", "cpe_match": []}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2023-02-13T01:17Z"}