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214 lines
7.3 KiB
JSON
214 lines
7.3 KiB
JSON
{
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"id": "CVE-2010-4255",
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"sourceIdentifier": "secalert@redhat.com",
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"published": "2011-01-25T01:00:01.393",
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"lastModified": "2018-10-10T20:07:52.833",
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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 fixup_page_fault function in arch/x86/traps.c in Xen 4.0.1 and earlier on 64-bit platforms, when paravirtualization is enabled, does not verify that kernel mode is used to call the handle_gdt_ldt_mapping_fault function, which allows guest OS users to cause a denial of service (host OS BUG_ON) via a crafted memory access."
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},
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{
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"lang": "es",
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"value": "La funci\u00f3n fixup_page_fault en arch/x86/traps.c en Xen v.4.0.1 y anteriores sobre plataformas 64-bit, cuando se activa la paravirtualizaci\u00f3n, no verifica que el modo kernel est\u00e1 usado para llamar a la funci\u00f3n handle_gdt_ldt_mapping_fault, lo que permite a los usuarios invitados del sistema operativo provocar una denegaci\u00f3n de servicio (host OS BUG_ON) a trav\u00e9s de un acceso de memoria manipulado."
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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:N/I:N/A:C",
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"accessVector": "ADJACENT_NETWORK",
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"accessComplexity": "LOW",
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"authentication": "NONE",
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"confidentialityImpact": "NONE",
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"integrityImpact": "NONE",
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"availabilityImpact": "COMPLETE",
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"baseScore": 6.1
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},
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"baseSeverity": "MEDIUM",
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"exploitabilityScore": 6.5,
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"impactScore": 6.9,
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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": "NVD-CWE-Other"
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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:citrix:xen:*:*:*:*:*:*:*:*",
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"versionEndIncluding": "4.0.1",
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"matchCriteriaId": "DDD35CC3-597F-4518-9E10-C320C4B11B73"
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},
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"vulnerable": true,
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"criteria": "cpe:2.3:a:citrix:xen:3.0.2:*:*:*:*:*:*:*",
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"matchCriteriaId": "D97BF124-C4F1-452D-B5B4-0EBDB01E0DED"
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},
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"vulnerable": true,
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"criteria": "cpe:2.3:a:citrix:xen:3.0.3:*:*:*:*:*:*:*",
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"matchCriteriaId": "6C9A466D-2E51-4662-8E85-8F5FA7B94A04"
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},
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"vulnerable": true,
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"criteria": "cpe:2.3:a:citrix:xen:3.0.4:*:*:*:*:*:*:*",
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"matchCriteriaId": "3C42C6DE-F11E-454E-AA0A-7466E74A904A"
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"criteria": "cpe:2.3:a:citrix:xen:3.1.2:*:*:*:*:*:*:*",
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"matchCriteriaId": "819A8279-F973-48B3-9F6A-774CEAD10922"
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},
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"criteria": "cpe:2.3:a:citrix:xen:3.2.0:*:*:*:*:*:*:*",
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"matchCriteriaId": "25EAB8E4-99D5-4970-AAAD-1762F0A2CD02"
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},
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"criteria": "cpe:2.3:a:citrix:xen:3.2.1:*:*:*:*:*:*:*",
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"matchCriteriaId": "F7CB6DD9-1E32-4242-9DAB-082F03769723"
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"criteria": "cpe:2.3:a:citrix:xen:3.3.1:*:*:*:*:*:*:*",
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"matchCriteriaId": "02C8B74D-535D-48FF-8982-BCC28CB7EF7C"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:a:citrix:xen:3.4.0:*:*:*:*:*:*:*",
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"matchCriteriaId": "D0BD93F4-FF44-46BD-B9BA-0A13A210B238"
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},
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"vulnerable": true,
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"criteria": "cpe:2.3:a:citrix:xen:3.4.1:*:*:*:*:*:*:*",
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"matchCriteriaId": "50786C9D-CBE1-4CA7-A159-2DACEA9FC739"
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},
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"vulnerable": true,
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"criteria": "cpe:2.3:a:citrix:xen:3.4.2:*:*:*:*:*:*:*",
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"matchCriteriaId": "D8BA4D2F-47C9-4127-92B3-21F91C73FCC4"
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"vulnerable": true,
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"criteria": "cpe:2.3:a:citrix:xen:3.4.3:*:*:*:*:*:*:*",
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"matchCriteriaId": "905310D3-4E25-4C03-9D9A-6658FC307632"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:a:citrix:xen:4.0.0:*:*:*:*:*:*:*",
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"matchCriteriaId": "FCB3C3E5-3A28-4CC6-806F-8B47CD4C9FC4"
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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://lists.xensource.com/archives/html/xen-devel/2010-11/msg01650.html",
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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://openwall.com/lists/oss-security/2010/11/30/5",
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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://openwall.com/lists/oss-security/2010/11/30/8",
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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://secunia.com/advisories/42884",
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"source": "secalert@redhat.com"
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},
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{
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"url": "http://secunia.com/advisories/46397",
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"source": "secalert@redhat.com"
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},
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{
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"url": "http://www.redhat.com/support/errata/RHSA-2011-0017.html",
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"source": "secalert@redhat.com"
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},
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{
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"url": "http://www.securityfocus.com/archive/1/520102/100/0/threaded",
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"source": "secalert@redhat.com"
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},
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{
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"url": "http://www.vmware.com/security/advisories/VMSA-2011-0012.html",
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"source": "secalert@redhat.com"
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},
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{
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"url": "https://bugzilla.redhat.com/show_bug.cgi?id=658155",
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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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} |