CVE-2015-7971 (GCVE-0-2015-7971)

Vulnerability from cvelistv5 – Published: 2015-10-30 15:00 – Updated: 2024-08-06 08:06
VLAI
Summary
Xen 3.2.x through 4.6.x does not limit the number of printk console messages when logging certain pmu and profiling hypercalls, which allows local guests to cause a denial of service via a sequence of crafted (1) HYPERCALL_xenoprof_op hypercalls, which are not properly handled in the do_xenoprof_op function in common/xenoprof.c, or (2) HYPERVISOR_xenpmu_op hypercalls, which are not properly handled in the do_xenpmu_op function in arch/x86/cpu/vpmu.c.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
URL Tags
http://support.citrix.com/article/CTX202404 x_refsource_CONFIRM
http://lists.fedoraproject.org/pipermail/package-… vendor-advisoryx_refsource_FEDORA
http://lists.fedoraproject.org/pipermail/package-… vendor-advisoryx_refsource_FEDORA
http://www.securityfocus.com/bid/77363 vdb-entryx_refsource_BID
http://lists.opensuse.org/opensuse-updates/2015-1… vendor-advisoryx_refsource_SUSE
http://www.debian.org/security/2015/dsa-3414 vendor-advisoryx_refsource_DEBIAN
http://lists.fedoraproject.org/pipermail/package-… vendor-advisoryx_refsource_FEDORA
https://security.gentoo.org/glsa/201604-03 vendor-advisoryx_refsource_GENTOO
http://www.securitytracker.com/id/1034035 vdb-entryx_refsource_SECTRACK
http://xenbits.xen.org/xsa/advisory-152.html x_refsource_CONFIRM
Date Public
2015-10-29 00:00
Show details on NVD website
To clipboard 

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      "id": "CVE-2015-7971",
      "lastModified": "2024-11-21T02:37:44.850",
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      "published": "2015-10-30T15:59:07.950",
      "references": "[{\"url\": \"http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171082.html\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171185.html\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171249.html\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://lists.opensuse.org/opensuse-updates/2015-11/msg00063.html\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://support.citrix.com/article/CTX202404\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.debian.org/security/2015/dsa-3414\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.securityfocus.com/bid/77363\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.securitytracker.com/id/1034035\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://xenbits.xen.org/xsa/advisory-152.html\", \"source\": \"cve@mitre.org\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"https://security.gentoo.org/glsa/201604-03\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171082.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171185.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171249.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://lists.opensuse.org/opensuse-updates/2015-11/msg00063.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://support.citrix.com/article/CTX202404\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.debian.org/security/2015/dsa-3414\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.securityfocus.com/bid/77363\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.securitytracker.com/id/1034035\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://xenbits.xen.org/xsa/advisory-152.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"https://security.gentoo.org/glsa/201604-03\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}]",
      "sourceIdentifier": "cve@mitre.org",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-19\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2015-7971\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2015-10-30T15:59:07.950\",\"lastModified\":\"2026-05-06T22:30:45.220\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Xen 3.2.x through 4.6.x does not limit the number of printk console messages when logging certain pmu and profiling hypercalls, which allows local guests to cause a denial of service via a sequence of crafted (1) HYPERCALL_xenoprof_op hypercalls, which are not properly handled in the do_xenoprof_op function in common/xenoprof.c, or (2) HYPERVISOR_xenpmu_op hypercalls, which are not properly handled in the do_xenpmu_op function in arch/x86/cpu/vpmu.c.\"},{\"lang\":\"es\",\"value\":\"Xen 3.2.x hasta la versi\u00f3n 4.6.x no limita el n\u00famero de mensajes de la consola printk cuando incia sesi\u00f3n cierto pmu y hypercalls de perfilado, lo que permite a invitados locales provocar una denegaci\u00f3n de servicio a trav\u00e9s de una secuencia de hypercalls manipuladas (1) HYPERCALL_xenoprof_op, que no son manejadas adecuadamente en la funci\u00f3n do_xenoprof_op en common/xenoprof.c o (2) HYPERVISOR_xenpmu_op, que no son manejadas adecuadamente en la funci\u00f3n do_xenpmu_op en arch/x86/cpu/vpmu.c.\"}],\"metrics\":{\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:L/AC:L/Au:N/C:N/I:N/A:P\",\"baseScore\":2.1,\"accessVector\":\"LOCAL\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"LOW\",\"exploitabilityScore\":3.9,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-19\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.2.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B81B6EEB-D01E-432D-AEBF-707409741C0A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.2.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"2A4B60DE-A8C0-459E-A99C-6EF0D3264B75\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.2.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A83F4F7E-53CF-4066-857B-2154D25979D8\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.2.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"048E790E-B0A1-4504-9299-0B6D9CB0C509\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.3.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"EB157D09-B91B-486A-A9F7-C9BA75AE8823\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.3.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"FA95119D-EAF1-48D4-AE7C-0C4927D06CDF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.3.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"5D40E4E4-3FCB-4980-8DD2-49DDABCB398E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.4.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"7F7D1B7E-C30F-430F-832D-2A405DA1F2D9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.4.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B7C1D0AD-B804-474C-96A3-988BADA0DAD2\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.4.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"1DCD1F05-9F96-40DD-B506-750E87306325\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.4.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"25B6AE42-E1EB-47A8-8FAF-7A93A67EC67F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:3.4.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"60BADA43-94D5-4E80-B5C8-D01A0249F13E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.0.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"550223A9-B9F1-440A-8C25-9F0F76AF7301\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.0.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"FC734D58-96E5-4DD2-8781-F8E0ADB96462\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.0.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"62CEC1BF-1922-410D-BCBA-C58199F574C7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.0.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"923F2C2B-4A65-4823-B511-D0FEB7C7FAB2\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.0.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C1A24DED-B2EC-4D9C-9FA4-DD37EF3E3BFC\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.1.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"0D532B60-C8DD-4A2F-9D05-E574D23EB754\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.1.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"5D83CA8B-8E49-45FA-8FAB-C15052474542\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.1.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"27537DF5-7E0F-463F-BA87-46E329EE07AC\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.1.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"3EA4F978-9145-4FE6-B4F9-15207E52C40A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.1.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"22A995FD-9B7F-4DF0-BECF-4B086E470F1E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.1.5:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"219597E2-E2D7-4647-8A7C-688B96300158\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.1.6.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"65E55950-EACA-4209-B2A1-E09026FC6006\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.2.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"8F0AF8EF-6FF6-4E22-B16E-82C9F90C6B00\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.2.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"47640819-FC43-49ED-8A77-728C3D7255B3\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.2.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"2448537F-87AD-45C1-9FB0-7A49CA31BD76\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.2.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E36B2265-70E1-413B-A7CF-79D39E9ADCFB\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.3.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"BF948E6A-07BE-4C7D-8A98-002E89D35F4D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:xen:xen:4.3.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C0E23B94-1726-4F63-84BB-8D83FAB156D7\"},{\"vulnerable\":true,\"criteria\":\"c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  }
}


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Tags
Taxonomy of the tags.




Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.