{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "The subpage MMIO initialization functionality in the subpage_register function in exec.c in QEMU-KVM, as used in the Hypervisor (aka rhev-hypervisor) in Red Hat Enterprise Virtualization (RHEV) 2.2 and KVM 83, does not properly select the index for access to the callback array, which allows guest OS users to cause a denial of service (guest OS crash) or possibly gain privileges via unspecified vectors."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat", "dateUpdated": "2010-08-24T17:00:00.000Z"}, "references": [{"name": "RHSA-2010:0627", "tags": ["vendor-advisory", "x_refsource_REDHAT"], "url": "https://rhn.redhat.com/errata/RHSA-2010-0627.html"}, {"name": "RHSA-2010:0622", "tags": ["vendor-advisory", "x_refsource_REDHAT"], "url": "https://rhn.redhat.com/errata/RHSA-2010-0622.html"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=619411"}, {"name": "[kvm] 20100728 [PATCH 1/2] Fix segfault in mmio subpage handling code", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://www.spinics.net/lists/kvm/msg39173.html"}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-07T02:46:48.590Z"}, "title": "CVE Program Container", "references": [{"name": "RHSA-2010:0627", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "https://rhn.redhat.com/errata/RHSA-2010-0627.html"}, {"name": "RHSA-2010:0622", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "https://rhn.redhat.com/errata/RHSA-2010-0622.html"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=619411"}, {"name": "[kvm] 20100728 [PATCH 1/2] Fix segfault in mmio subpage handling code", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://www.spinics.net/lists/kvm/msg39173.html"}]}]}, "cveMetadata": {"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2010-2784", "state": "PUBLISHED", "dateReserved": "2010-07-22T00:00:00.000Z", "datePublished": "2010-08-24T17:00:00.000Z", "dateUpdated": "2024-08-07T02:46:48.590Z"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:redhat:enterprise_virtualization:2.2:*:*:*:*:*:*:*", "matchCriteriaId": "C9C4DBCA-6BC6-4A13-8250-6CE0A7A6BCB1", "vulnerable": true}, {"criteria": "cpe:2.3:a:redhat:kvm:83:*:*:*:*:*:*:*", "matchCriteriaId": "C9998FC2-8189-4269-BEF5-2044933ACB30", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The subpage MMIO initialization functionality in the subpage_register function in exec.c in QEMU-KVM, as used in the Hypervisor (aka rhev-hypervisor) in Red Hat Enterprise Virtualization (RHEV) 2.2 and KVM 83, does not properly select the index for access to the callback array, which allows guest OS users to cause a denial of service (guest OS crash) or possibly gain privileges via unspecified vectors."}, {"lang": "es", "value": "La funcionalidad de inicializaci\u00f3n de subpaginas MMIO en la funci\u00f3n subpage_register de exec.c en QEMU-KVM, tal como se utiliza en Hypervisor (alias rhev-hipervisor) en Red Hat Enterprise Virtualization (RHEV) v2.2 y KVM 83, no selecciona adecuadamente el \u00edndice para acceder a la matriz de callback, lo que permite causar, a los usuarios del sistema operativo hu\u00e9sped, una denegaci\u00f3n de servicio (caida del sistema operativo) o posiblemente obtener privilegios mediante vectores no especificados."}], "id": "CVE-2010-2784", "lastModified": "2026-04-29T01:13:23.040", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "LOCAL", "authentication": "SINGLE", "availabilityImpact": "COMPLETE", "baseScore": 6.6, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:M/Au:S/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 2.7, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2010-08-24T18:00:39.050", "references": [{"source": "secalert@redhat.com", "url": "http://www.spinics.net/lists/kvm/msg39173.html"}, {"source": "secalert@redhat.com", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=619411"}, {"source": "secalert@redhat.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://rhn.redhat.com/errata/RHSA-2010-0622.html"}, {"source": "secalert@redhat.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://rhn.redhat.com/errata/RHSA-2010-0627.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.spinics.net/lists/kvm/msg39173.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=619411"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://rhn.redhat.com/errata/RHSA-2010-0622.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://rhn.redhat.com/errata/RHSA-2010-0627.html"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-264"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2010:0627", "cpe": "cpe:/a:redhat:rhel_virtualization:5", "package": "kvm-0:83-164.el5_5.21", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2010-08-19T00:00:00Z"}, {"advisory": "RHSA-2010:0622", "cpe": "cpe:/o:redhat:enterprise_linux:5::hypervisor", "package": "rhev-hypervisor-0:5.5-2.2.6.1.el5_5rhev2_2", "product_name": "Red Hat Enterprise Virtualization for RHEL-5", "release_date": "2010-08-19T00:00:00Z"}], "bugzilla": {"description": "qemu: insufficient constraints checking in exec.c:subpage_register()", "id": "619411", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=619411"}, "csaw": false, "cvss": {"cvss_base_score": "6.6", "cvss_scoring_vector": "AV:L/AC:M/Au:S/C:C/I:C/A:C", "status": "verified"}, "details": ["The subpage MMIO initialization functionality in the subpage_register function in exec.c in QEMU-KVM, as used in the Hypervisor (aka rhev-hypervisor) in Red Hat Enterprise Virtualization (RHEV) 2.2 and KVM 83, does not properly select the index for access to the callback array, which allows guest OS users to cause a denial of service (guest OS crash) or possibly gain privileges via unspecified vectors."], "name": "CVE-2010-2784", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "qemu-kvm", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/a:redhat:enterprise_linux:::hypervisor", "fix_state": "Affected", "package_name": "rhev-hypervisor", "product_name": "RHEV Hypervisor"}], "public_date": "2010-07-28T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2010-2784\nhttps://nvd.nist.gov/vuln/detail/CVE-2010-2784"], "threat_severity": "Important"}

{}