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CVE-2011-2512 (GCVE-0-2011-2512)

Vulnerability from cvelistv5 – Published: 2012-06-21 15:00 – Updated: 2024-08-06 23:00
VLAI
Summary
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.
Severity
No CVSS data available.
CWE
  • n/a
References
URL Tags
http://rhn.redhat.com/errata/RHSA-2011-0919.html vendor-advisoryx_refsource_REDHAT
http://secunia.com/advisories/45170 third-party-advisoryx_refsource_SECUNIA
http://www.openwall.com/lists/oss-security/2011/0… mailing-listx_refsource_MLIST
http://secunia.com/advisories/44648 third-party-advisoryx_refsource_SECUNIA
http://www.openwall.com/lists/oss-security/2011/0… mailing-listx_refsource_MLIST
http://secunia.com/advisories/45301 third-party-advisoryx_refsource_SECUNIA
http://secunia.com/advisories/45158 third-party-advisoryx_refsource_SECUNIA
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://www.osvdb.org/74751 vdb-entryx_refsource_OSVDB
http://secunia.com/advisories/44458 third-party-advisoryx_refsource_SECUNIA
http://ubuntu.com/usn/usn-1165-1 vendor-advisoryx_refsource_UBUNTU
https://www.debian.org/security/2011/dsa-2270 vendor-advisoryx_refsource_DEBIAN
https://hermes.opensuse.org/messages/9605323 vendor-advisoryx_refsource_SUSE
http://git.kernel.org/?p=virt/kvm/qemu-kvm.git%3B… x_refsource_CONFIRM
Date Public
2011-03-27 00:00
Show details on NVD website

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            "source": "secalert@redhat.com",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://secunia.com/advisories/45170"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://secunia.com/advisories/45301"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://ubuntu.com/usn/usn-1165-1"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Patch"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2011/06/28/13"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Patch"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2011/06/29/15"
          },
          {
            "source": "secalert@redhat.com",
            "url": "http://www.osvdb.org/74751"
          },
          {
            "source": "secalert@redhat.com",
            "url": "https://hermes.opensuse.org/messages/9605323"
          },
          {
            "source": "secalert@redhat.com",
            "url": "https://www.debian.org/security/2011/dsa-2270"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://git.kernel.org/?p=virt/kvm/qemu-kvm.git%3Ba=commitdiff%3Bh=7157e2e23e89adcd436caeab31fdd6b47eded377"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2011-07/msg00007.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://rhn.redhat.com/errata/RHSA-2011-0919.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://secunia.com/advisories/44458"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://secunia.com/advisories/44648"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://secunia.com/advisories/45158"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://secunia.com/advisories/45170"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://secunia.com/advisories/45301"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://ubuntu.com/usn/usn-1165-1"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Patch"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2011/06/28/13"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Patch"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2011/06/29/15"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.osvdb.org/74751"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://hermes.opensuse.org/messages/9605323"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://www.debian.org/security/2011/dsa-2270"
          }
        ],
        "sourceIdentifier": "secalert@redhat.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-20"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Important",
      "current_release_date": "2025-11-21T12:52:32+00:00",
      "cve": "CVE-2011-2512",
      "id": "CVE-2011-2512",
      "initial_release_date": "2011-05-08T00:00:00+00:00",
      "product_status:fixed": "5",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "qemu-kvm: OOB memory access caused by negative vq notifies",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2011/cve-2011-2512.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2025-04-25T13:48:38Z",
      "cve": "CVE-2011-2512",
      "id": "CVE-2011-2512",
      "initial_release_date": "2023-02-15T05:52:28Z",
      "product_status:recommended": "1",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2011-2512",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2011-2512.json",
      "version": "6"
    }
  }
}



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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.

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Detection rules are retrieved from Rulezet.

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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.


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