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CVE-2016-2270 (GCVE-0-2016-2270)

Vulnerability from cvelistv5 – Published: 2016-02-19 16:00 – Updated: 2024-08-05 23:24
VLAI
Summary
Xen 4.6.x and earlier allows local guest administrators to cause a denial of service (host reboot) via vectors related to multiple mappings of MMIO pages with different cachability settings.
Severity
6.8 (Medium)
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
CWE
  • n/a
Assigner
References
URL Tags
http://www.oracle.com/technetwork/topics/security… x_refsource_CONFIRM
http://www.debian.org/security/2016/dsa-3519 vendor-advisoryx_refsource_DEBIAN
http://lists.fedoraproject.org/pipermail/package-… vendor-advisoryx_refsource_FEDORA
http://lists.fedoraproject.org/pipermail/package-… vendor-advisoryx_refsource_FEDORA
http://xenbits.xen.org/xsa/advisory-154.html x_refsource_CONFIRM
http://www.securitytracker.com/id/1035042 vdb-entryx_refsource_SECTRACK
https://security.gentoo.org/glsa/201604-03 vendor-advisoryx_refsource_GENTOO
Date Public
2016-02-17 00:00
Show details on NVD website
To clipboard 

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            "source": "cve@mitre.org",
            "tags": [
              "Patch",
              "Vendor Advisory"
            ],
            "url": "http://xenbits.xen.org/xsa/advisory-154.html"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://security.gentoo.org/glsa/201604-03"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177990.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178518.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "http://www.debian.org/security/2016/dsa-3519"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://www.securitytracker.com/id/1035042"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Patch",
              "Vendor Advisory"
            ],
            "url": "http://xenbits.xen.org/xsa/advisory-154.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://security.gentoo.org/glsa/201604-03"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-20"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2025-11-21T12:09:42+00:00",
      "cve": "CVE-2016-2270",
      "id": "CVE-2016-2270",
      "initial_release_date": "2016-02-17T00:00:00+00:00",
      "product_status:known_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "xen: inconsistent cachability flags on guest mappings (XSA-154)",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2016/cve-2016-2270.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-07-26T01:03:36Z",
      "cve": "CVE-2016-2270",
      "id": "CVE-2016-2270",
      "initial_release_date": "2023-02-15T05:06:13Z",
      "product_status:known_affected": "320",
      "product_status:known_not_affected": "12",
      "product_status:recommended": "544",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2016-2270",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2016-2270.json",
      "version": "38"
    }
  }
}



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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.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.