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119 lines
3.7 KiB
JSON
119 lines
3.7 KiB
JSON
{
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"id": "CVE-2011-2512",
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"sourceIdentifier": "secalert@redhat.com",
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"published": "2012-06-21T15:55:09.740",
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"lastModified": "2023-02-13T01:19:55.947",
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"vulnStatus": "Modified",
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"descriptions": [
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{
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"lang": "en",
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"value": "The virtio_queue_notify in qemu-kvm 0.14.0 and earlier does not properly validate the virtqueue number, which allows guest users to cause a denial of service (guest crash) and possibly execute arbitrary code via a negative number in the Queue Notify field of the Virtio Header, which bypasses a signed comparison."
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},
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{
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"lang": "es",
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"value": "virtio_queue_notify en qemu-kvm v0.14.0 y anteriores no valida correctamente el n\u00famero virtqueue, lo que permite que los usuarios invitados puedan causar una denegaci\u00f3n de servicio y posiblemente ejecutar c\u00f3digo de su elecci\u00f3n a trav\u00e9s de un n\u00famero negativo en el campo 'Queue Notify' de la cabecera Virtio, lo cual se salta una comparaci\u00f3n de signo."
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}
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],
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"metrics": {
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"cvssMetricV2": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"cvssData": {
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"version": "2.0",
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"vectorString": "AV:A/AC:L/Au:N/C:P/I:P/A:P",
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"accessVector": "ADJACENT_NETWORK",
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"accessComplexity": "LOW",
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"authentication": "NONE",
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"confidentialityImpact": "PARTIAL",
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"integrityImpact": "PARTIAL",
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"availabilityImpact": "PARTIAL",
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"baseScore": 5.8
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},
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"baseSeverity": "MEDIUM",
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"exploitabilityScore": 6.5,
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"impactScore": 6.4,
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"acInsufInfo": false,
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"obtainAllPrivilege": false,
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"obtainUserPrivilege": false,
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"obtainOtherPrivilege": false,
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"userInteractionRequired": false
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}
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]
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},
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"weaknesses": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"description": [
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{
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"lang": "en",
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"value": "CWE-20"
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}
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]
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}
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],
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"configurations": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:a:kvm_group:qemu-kvm:*:*:*:*:*:*:*:*",
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"versionEndIncluding": "0.14.0",
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"matchCriteriaId": "A32F37FD-F3EC-44B6-B428-5E7F5E79A095"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:a:kvm_group:qemu-kvm:0.12:*:*:*:*:*:*:*",
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"matchCriteriaId": "A7E67322-2B2B-450B-B16F-67673557F8E1"
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}
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]
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}
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]
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}
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],
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"references": [
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{
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"url": "http://git.kernel.org/?p=virt/kvm/qemu-kvm.git%3Ba=commitdiff%3Bh=7157e2e23e89adcd436caeab31fdd6b47eded377",
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"source": "secalert@redhat.com"
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},
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{
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"url": "http://lists.opensuse.org/opensuse-security-announce/2011-07/msg00007.html",
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"source": "secalert@redhat.com"
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},
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{
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"url": "http://rhn.redhat.com/errata/RHSA-2011-0919.html",
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"source": "secalert@redhat.com"
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},
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{
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"url": "http://ubuntu.com/usn/usn-1165-1",
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"source": "secalert@redhat.com"
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},
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{
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"url": "http://www.openwall.com/lists/oss-security/2011/06/28/13",
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"source": "secalert@redhat.com",
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"tags": [
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"Patch"
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]
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},
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{
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"url": "http://www.openwall.com/lists/oss-security/2011/06/29/15",
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"source": "secalert@redhat.com",
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"tags": [
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"Patch"
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]
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},
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{
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"url": "https://hermes.opensuse.org/messages/9605323",
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"source": "secalert@redhat.com"
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},
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{
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"url": "https://www.debian.org/security/2011/dsa-2270",
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"source": "secalert@redhat.com"
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}
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]
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} |