{"api_version":"1","generated_at":"2026-07-23T14:50:10+00:00","cve":"CVE-2009-2287","urls":{"html":"https://cve.report/CVE-2009-2287","api":"https://cve.report/api/cve/CVE-2009-2287.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2009-2287","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2009-2287"},"summary":{"title":"CVE-2009-2287","description":"The kvm_arch_vcpu_ioctl_set_sregs function in the KVM in Linux kernel 2.6 before 2.6.30, when running on x86 systems, does not validate the page table root in a KVM_SET_SREGS call, which allows local users to cause a denial of service (crash or hang) via a crafted cr3 value, which triggers a NULL pointer dereference in the gfn_to_rmap function.","state":"PUBLISHED","assigner":"mitre","published_at":"2009-07-01 13:00:01","updated_at":"2026-04-23 00:35:47"},"problem_types":["CWE-476","n/a"],"metrics":[{"version":"2.0","source":"nvd@nist.gov","type":"Primary","score":"4.9","severity":"","vector":"AV:L/AC:L/Au:N/C:N/I:N/A:C","data":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:N/I:N/A:C","baseScore":4.9,"accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"COMPLETE"}}],"references":[{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2010:198","name":"http://www.mandriva.com/security/advisories?name=MDVSA-2010:198","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Broken Link"],"title":"Support / Security / Advisories /  / MDVSA-2010:198 | Mandriva","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.debian.org/security/2009/dsa-1845","name":"http://www.debian.org/security/2009/dsa-1845","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"],"title":"Debian -- Security Information -- DSA-1845-1 linux-2.6","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=59839dfff5eabca01cc4e20b45797a60a80af8cb","name":"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=59839dfff5eabca01cc4e20b45797a60a80af8cb","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"kernel/git/torvalds/linux.git - Linux kernel source tree","mime":"text/html","httpstatus":"404","archivestatus":"200"},{"url":"http://www.openwall.com/lists/oss-security/2009/06/30/1","name":"http://www.openwall.com/lists/oss-security/2009/06/30/1","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List","Patch","Third Party Advisory"],"title":"oss-security - CVE Request: kernel: kvm: failure to validate cr3 after KVM_SET_SREGS","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://secunia.com/advisories/35675","name":"http://secunia.com/advisories/35675","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Broken Link"],"title":"KVM \"kvm_arch_vcpu_ioctl_set_sregs()\" Denial of Service - Secunia Advisories - Vulnerability Information - Secunia.com","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://secunia.com/advisories/36045","name":"http://secunia.com/advisories/36045","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Broken Link"],"title":"Ubuntu update for kernel - Secunia Advisories - Vulnerability Information - Secunia.com","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://git.kernel.org/?p=linux/kernel/git/stable/stable-queue.git%3Ba=blob%3Bf=queue-2.6.30/kvm-x86-check-for-cr3-validity-in-ioctl_set_sregs.patch%3Bh=b48a47dad2cf76358b327368f80c0805e6370c68%3Bhb=e7c45b24f298b5d9efd7d401150f64a1b51aaac4","name":"http://git.kernel.org/?p=linux/kernel/git/stable/stable-queue.git%3Ba=blob%3Bf=queue-2.6.30/kvm-x86-check-for-cr3-validity-in-ioctl_set_sregs.patch%3Bh=b48a47dad2cf76358b327368f80c0805e6370c68%3Bhb=e7c45b24f298b5d9efd7d401150f64a1b51aaac4","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"kvm-x86-check-for-cr3-validity-in-ioctl_set_sregs.patch « queue-2.6.30 - kernel/git/stable/stable-queue.git - Linux kernel stable patch queue","mime":"text/html","httpstatus":"404","archivestatus":"200"},{"url":"http://sourceforge.net/tracker/?func=detail&atid=893831&aid=2687641&group_id=180599","name":"http://sourceforge.net/tracker/?func=detail&atid=893831&aid=2687641&group_id=180599","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"],"title":"SourceForge.net: kernel virtual machine: Detail: 2687641 - EXPLOITABLE failure to validate cr3 after KVM_SET_SREGS","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://secunia.com/advisories/36054","name":"http://secunia.com/advisories/36054","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Broken Link"],"title":"Debian update for linux-2.6 - Secunia Advisories - Vulnerability Information - Secunia.com","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.ubuntu.com/usn/usn-807-1","name":"http://www.ubuntu.com/usn/usn-807-1","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"],"title":"USN-807-1: Linux kernel vulnerabilities | Ubuntu","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://git.kernel.org/?p=linux/kernel/git/stable/stable-queue.git;a=blob;f=queue-2.6.30/kvm-x86-check-for-cr3-validity-in-ioctl_set_sregs.patch;h=b48a47dad2cf76358b327368f80c0805e6370c68;hb=e7c45b24f298b5d9efd7d401150f64a1b51aaac4","name":"CONFIRM:http://git.kernel.org/?p=linux/kernel/git/stable/stable-queue.git;a=blob;f=queue-2.6.30/kvm-x86-check-for-cr3-validity-in-ioctl_set_sregs.patch;h=b48a47dad2cf76358b327368f80c0805e6370c68;hb=e7c45b24f298b5d9efd7d401150f64a1b51aaac4","refsource":"MITRE","tags":[],"title":"kvm-x86-check-for-cr3-validity-in-ioctl_set_sregs.patch « queue-2.6.30 - kernel/git/stable/stable-queue.git - Linux kernel stable patch queue","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=59839dfff5eabca01cc4e20b45797a60a80af8cb","name":"CONFIRM:http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=59839dfff5eabca01cc4e20b45797a60a80af8cb","refsource":"MITRE","tags":[],"title":"kernel/git/torvalds/linux.git - Linux kernel source tree","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2009-2287","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-2287","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"n/a","product":"n/a","version":"affected n/a","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2009","cve_id":"2287","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"6.06","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2009","cve_id":"2287","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"8.04","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2009","cve_id":"2287","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"8.10","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2009","cve_id":"2287","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"9.04","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2009","cve_id":"2287","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"debian","cpe5":"debian_linux","cpe6":"4.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2009","cve_id":"2287","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"debian","cpe5":"debian_linux","cpe6":"5.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2009","cve_id":"2287","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[{"cvename":"CVE-2009-2287","organization":"Red Hat","lastmodified":"2009-07-01","contributor":"Tomas Hoger","statementText":"Not vulnerable. This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 3, 4, and 5, and Red Hat Enterprise MRG.","cve_year":"2009","cve_id":"2287","crc32":"535d5aad"}],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2024-08-07T05:44:55.594Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"name":"35675","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"],"url":"http://secunia.com/advisories/35675"},{"name":"MDVSA-2010:198","tags":["vendor-advisory","x_refsource_MANDRIVA","x_transferred"],"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2010:198"},{"name":"USN-807-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"],"url":"http://www.ubuntu.com/usn/usn-807-1"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=59839dfff5eabca01cc4e20b45797a60a80af8cb"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://sourceforge.net/tracker/?func=detail&atid=893831&aid=2687641&group_id=180599"},{"name":"36045","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"],"url":"http://secunia.com/advisories/36045"},{"name":"36054","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"],"url":"http://secunia.com/advisories/36054"},{"name":"DSA-1845","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred"],"url":"http://www.debian.org/security/2009/dsa-1845"},{"name":"[oss-security] 20090630 CVE Request: kernel: kvm: failure to validate cr3 after KVM_SET_SREGS","tags":["mailing-list","x_refsource_MLIST","x_transferred"],"url":"http://www.openwall.com/lists/oss-security/2009/06/30/1"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://git.kernel.org/?p=linux/kernel/git/stable/stable-queue.git%3Ba=blob%3Bf=queue-2.6.30/kvm-x86-check-for-cr3-validity-in-ioctl_set_sregs.patch%3Bh=b48a47dad2cf76358b327368f80c0805e6370c68%3Bhb=e7c45b24f298b5d9efd7d401150f64a1b51aaac4"}],"title":"CVE Program Container"}],"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"datePublic":"2009-06-30T00:00:00.000Z","descriptions":[{"lang":"en","value":"The kvm_arch_vcpu_ioctl_set_sregs function in the KVM in Linux kernel 2.6 before 2.6.30, when running on x86 systems, does not validate the page table root in a KVM_SET_SREGS call, which allows local users to cause a denial of service (crash or hang) via a crafted cr3 value, which triggers a NULL pointer dereference in the gfn_to_rmap function."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2009-07-18T09:00:00.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre"},"references":[{"name":"35675","tags":["third-party-advisory","x_refsource_SECUNIA"],"url":"http://secunia.com/advisories/35675"},{"name":"MDVSA-2010:198","tags":["vendor-advisory","x_refsource_MANDRIVA"],"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2010:198"},{"name":"USN-807-1","tags":["vendor-advisory","x_refsource_UBUNTU"],"url":"http://www.ubuntu.com/usn/usn-807-1"},{"tags":["x_refsource_CONFIRM"],"url":"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=59839dfff5eabca01cc4e20b45797a60a80af8cb"},{"tags":["x_refsource_CONFIRM"],"url":"http://sourceforge.net/tracker/?func=detail&atid=893831&aid=2687641&group_id=180599"},{"name":"36045","tags":["third-party-advisory","x_refsource_SECUNIA"],"url":"http://secunia.com/advisories/36045"},{"name":"36054","tags":["third-party-advisory","x_refsource_SECUNIA"],"url":"http://secunia.com/advisories/36054"},{"name":"DSA-1845","tags":["vendor-advisory","x_refsource_DEBIAN"],"url":"http://www.debian.org/security/2009/dsa-1845"},{"name":"[oss-security] 20090630 CVE Request: kernel: kvm: failure to validate cr3 after KVM_SET_SREGS","tags":["mailing-list","x_refsource_MLIST"],"url":"http://www.openwall.com/lists/oss-security/2009/06/30/1"},{"tags":["x_refsource_CONFIRM"],"url":"http://git.kernel.org/?p=linux/kernel/git/stable/stable-queue.git%3Ba=blob%3Bf=queue-2.6.30/kvm-x86-check-for-cr3-validity-in-ioctl_set_sregs.patch%3Bh=b48a47dad2cf76358b327368f80c0805e6370c68%3Bhb=e7c45b24f298b5d9efd7d401150f64a1b51aaac4"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2009-2287","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"The kvm_arch_vcpu_ioctl_set_sregs function in the KVM in Linux kernel 2.6 before 2.6.30, when running on x86 systems, does not validate the page table root in a KVM_SET_SREGS call, which allows local users to cause a denial of service (crash or hang) via a crafted cr3 value, which triggers a NULL pointer dereference in the gfn_to_rmap function."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"35675","refsource":"SECUNIA","url":"http://secunia.com/advisories/35675"},{"name":"MDVSA-2010:198","refsource":"MANDRIVA","url":"http://www.mandriva.com/security/advisories?name=MDVSA-2010:198"},{"name":"USN-807-1","refsource":"UBUNTU","url":"http://www.ubuntu.com/usn/usn-807-1"},{"name":"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=59839dfff5eabca01cc4e20b45797a60a80af8cb","refsource":"CONFIRM","url":"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=59839dfff5eabca01cc4e20b45797a60a80af8cb"},{"name":"http://sourceforge.net/tracker/?func=detail&atid=893831&aid=2687641&group_id=180599","refsource":"CONFIRM","url":"http://sourceforge.net/tracker/?func=detail&atid=893831&aid=2687641&group_id=180599"},{"name":"36045","refsource":"SECUNIA","url":"http://secunia.com/advisories/36045"},{"name":"36054","refsource":"SECUNIA","url":"http://secunia.com/advisories/36054"},{"name":"DSA-1845","refsource":"DEBIAN","url":"http://www.debian.org/security/2009/dsa-1845"},{"name":"[oss-security] 20090630 CVE Request: kernel: kvm: failure to validate cr3 after KVM_SET_SREGS","refsource":"MLIST","url":"http://www.openwall.com/lists/oss-security/2009/06/30/1"},{"name":"http://git.kernel.org/?p=linux/kernel/git/stable/stable-queue.git;a=blob;f=queue-2.6.30/kvm-x86-check-for-cr3-validity-in-ioctl_set_sregs.patch;h=b48a47dad2cf76358b327368f80c0805e6370c68;hb=e7c45b24f298b5d9efd7d401150f64a1b51aaac4","refsource":"CONFIRM","url":"http://git.kernel.org/?p=linux/kernel/git/stable/stable-queue.git;a=blob;f=queue-2.6.30/kvm-x86-check-for-cr3-validity-in-ioctl_set_sregs.patch;h=b48a47dad2cf76358b327368f80c0805e6370c68;hb=e7c45b24f298b5d9efd7d401150f64a1b51aaac4"}]}}}},"cveMetadata":{"assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","cveId":"CVE-2009-2287","datePublished":"2009-07-01T12:26:00.000Z","dateReserved":"2009-07-01T00:00:00.000Z","dateUpdated":"2024-08-07T05:44:55.594Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"nvd":{"publishedDate":"2009-07-01 13:00:01","lastModifiedDate":"2026-04-23 00:35:47","problem_types":["CWE-476","n/a"],"metrics":{"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:N/I:N/A:C","baseScore":4.9,"accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"COMPLETE"},"baseSeverity":"MEDIUM","exploitabilityScore":3.9,"impactScore":6.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.0","versionEndExcluding":"2.6.30","matchCriteriaId":"2968B5F6-9BCE-4A5C-B640-94A483AC1F82"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:canonical:ubuntu_linux:6.06:*:*:*:*:*:*:*","matchCriteriaId":"454A5D17-B171-4F1F-9E0B-F18D1E5CA9FD"},{"vulnerable":true,"criteria":"cpe:2.3:o:canonical:ubuntu_linux:8.04:*:*:*:*:*:*:*","matchCriteriaId":"C0507E91-567A-41D6-A7E5-5088A39F75FB"},{"vulnerable":true,"criteria":"cpe:2.3:o:canonical:ubuntu_linux:8.10:*:*:*:*:*:*:*","matchCriteriaId":"4747CC68-FAF4-482F-929A-9DA6C24CB663"},{"vulnerable":true,"criteria":"cpe:2.3:o:canonical:ubuntu_linux:9.04:*:*:*:*:*:*:*","matchCriteriaId":"A5D026D0-EF78-438D-BEDD-FC8571F3ACEB"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:debian:debian_linux:4.0:*:*:*:*:*:*:*","matchCriteriaId":"0F92AB32-E7DE-43F4-B877-1F41FA162EC7"},{"vulnerable":true,"criteria":"cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:*","matchCriteriaId":"8C757774-08E7-40AA-B532-6F705C8F7639"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2009","CveId":"2287","Ordinal":"1","Title":"CVE-2009-2287","CVE":"CVE-2009-2287","Year":"2009"},"notes":[{"CveYear":"2009","CveId":"2287","Ordinal":"1","NoteData":"The kvm_arch_vcpu_ioctl_set_sregs function in the KVM in Linux kernel 2.6 before 2.6.30, when running on x86 systems, does not validate the page table root in a KVM_SET_SREGS call, which allows local users to cause a denial of service (crash or hang) via a crafted cr3 value, which triggers a NULL pointer dereference in the gfn_to_rmap function.","Type":"Description","Title":"CVE-2009-2287"},{"CveYear":"2009","CveId":"2287","Ordinal":"2","NoteData":"2009-07-01","Type":"Other","Title":"Published"},{"CveYear":"2009","CveId":"2287","Ordinal":"3","NoteData":"2009-07-18","Type":"Other","Title":"Modified"}]}}}