CVE-2012-2119
Vulnerability from cvelistv5
Published
2013-01-22 23:00
Modified
2024-08-06 19:26
Severity ?
Summary
Buffer overflow in the macvtap device driver in the Linux kernel before 3.4.5, when running in certain configurations, allows privileged KVM guest users to cause a denial of service (crash) via a long descriptor with a long vector length.
References
secalert@redhat.comhttp://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=814278
secalert@redhat.comhttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b92946e2919134ebe2a4083e4302236295ea2a73
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html
secalert@redhat.comhttp://marc.info/?l=linux-netdev&m=133455718001608&w=2
secalert@redhat.comhttp://rhn.redhat.com/errata/RHSA-2012-0743.html
secalert@redhat.comhttp://ubuntu.com/usn/usn-1529-1
secalert@redhat.comhttp://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5
secalert@redhat.comhttp://www.openwall.com/lists/oss-security/2012/04/19/14
secalert@redhat.comhttps://github.com/torvalds/linux/commit/b92946e2919134ebe2a4083e4302236295ea2a73
secalert@redhat.comhttps://oss.oracle.com/git/?p=redpatch.git%3Ba=commit%3Bh=4aae94d1c7b32316911c86176c0ed4f8ed62da73
af854a3a-2127-422b-91ae-364da2661108http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=814278
af854a3a-2127-422b-91ae-364da2661108http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b92946e2919134ebe2a4083e4302236295ea2a73
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=linux-netdev&m=133455718001608&w=2
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2012-0743.html
af854a3a-2127-422b-91ae-364da2661108http://ubuntu.com/usn/usn-1529-1
af854a3a-2127-422b-91ae-364da2661108http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2012/04/19/14
af854a3a-2127-422b-91ae-364da2661108https://github.com/torvalds/linux/commit/b92946e2919134ebe2a4083e4302236295ea2a73
af854a3a-2127-422b-91ae-364da2661108https://oss.oracle.com/git/?p=redpatch.git%3Ba=commit%3Bh=4aae94d1c7b32316911c86176c0ed4f8ed62da73
Impacted products
Vendor Product Version
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T19:26:07.719Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5"
          },
          {
            "name": "RHSA-2012:0743",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "http://rhn.redhat.com/errata/RHSA-2012-0743.html"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/torvalds/linux/commit/b92946e2919134ebe2a4083e4302236295ea2a73"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b92946e2919134ebe2a4083e4302236295ea2a73"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=814278"
          },
          {
            "name": "[linux-netdev] 20120416 [PATCH 3/6] macvtap: zerocopy: validate vector length before pinning user pages",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://marc.info/?l=linux-netdev\u0026m=133455718001608\u0026w=2"
          },
          {
            "name": "USN-1529-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "http://ubuntu.com/usn/usn-1529-1"
          },
          {
            "name": "openSUSE-SU-2013:0925",
            "tags": [
              "vendor-advisory",
              "x_refsource_SUSE",
              "x_transferred"
            ],
            "url": "http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://oss.oracle.com/git/?p=redpatch.git%3Ba=commit%3Bh=4aae94d1c7b32316911c86176c0ed4f8ed62da73"
          },
          {
            "name": "[oss-security] 20120419 Re: CVE request -- kernel: macvtap: zerocopy: vector length is not validated before pinning user pages",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2012/04/19/14"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2012-04-16T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "Buffer overflow in the macvtap device driver in the Linux kernel before 3.4.5, when running in certain configurations, allows privileged KVM guest users to cause a denial of service (crash) via a long descriptor with a long vector length."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2013-06-21T09:00:00",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5"
        },
        {
          "name": "RHSA-2012:0743",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "http://rhn.redhat.com/errata/RHSA-2012-0743.html"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/torvalds/linux/commit/b92946e2919134ebe2a4083e4302236295ea2a73"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b92946e2919134ebe2a4083e4302236295ea2a73"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=814278"
        },
        {
          "name": "[linux-netdev] 20120416 [PATCH 3/6] macvtap: zerocopy: validate vector length before pinning user pages",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "http://marc.info/?l=linux-netdev\u0026m=133455718001608\u0026w=2"
        },
        {
          "name": "USN-1529-1",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "http://ubuntu.com/usn/usn-1529-1"
        },
        {
          "name": "openSUSE-SU-2013:0925",
          "tags": [
            "vendor-advisory",
            "x_refsource_SUSE"
          ],
          "url": "http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://oss.oracle.com/git/?p=redpatch.git%3Ba=commit%3Bh=4aae94d1c7b32316911c86176c0ed4f8ed62da73"
        },
        {
          "name": "[oss-security] 20120419 Re: CVE request -- kernel: macvtap: zerocopy: vector length is not validated before pinning user pages",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2012/04/19/14"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2012-2119",
    "datePublished": "2013-01-22T23:00:00",
    "dateReserved": "2012-04-04T00:00:00",
    "dateUpdated": "2024-08-06T19:26:07.719Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2012-2119\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2013-01-22T23:55:01.057\",\"lastModified\":\"2024-11-21T01:38:32.213\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Buffer overflow in the macvtap device driver in the Linux kernel before 3.4.5, when running in certain configurations, allows privileged KVM guest users to cause a denial of service (crash) via a long descriptor with a long vector length.\"},{\"lang\":\"es\",\"value\":\"Desbordamiento de b\u00fafer en el controlador de dispositivo macvtap en el kernel de Linux anteriores a v3.4.5, cuando se ejecuta en ciertas configuraciones, permite a los usuarios invitados KVM privilegiados causar una denegaci\u00f3n de servicio (ca\u00edda) a trav\u00e9s de un descriptor largo con una longitud de vector de larga.\"}],\"metrics\":{\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:A/AC:M/Au:S/C:N/I:N/A:C\",\"baseScore\":5.2,\"accessVector\":\"ADJACENT_NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"SINGLE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"COMPLETE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":4.4,\"impactScore\":6.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-119\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"3.4.4\",\"matchCriteriaId\":\"DEB7BA7C-580F-4A05-8A66-2FC332E9FE4C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:3.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"0F960FA6-F904-4A4E-B483-44C70090E9A1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:3.4.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A0F36FAC-141D-476D-84C5-A558C199F904\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:3.4.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"51D64824-25F6-4761-BD6A-29038A143744\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:3.4.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E284C8A1-740F-454D-A774-99CD3A21B594\"}]}]}],\"references\":[{\"url\":\"http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=814278\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b92946e2919134ebe2a4083e4302236295ea2a73\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://marc.info/?l=linux-netdev\u0026m=133455718001608\u0026w=2\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://rhn.redhat.com/errata/RHSA-2012-0743.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://ubuntu.com/usn/usn-1529-1\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.openwall.com/lists/oss-security/2012/04/19/14\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://github.com/torvalds/linux/commit/b92946e2919134ebe2a4083e4302236295ea2a73\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://oss.oracle.com/git/?p=redpatch.git%3Ba=commit%3Bh=4aae94d1c7b32316911c86176c0ed4f8ed62da73\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=814278\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b92946e2919134ebe2a4083e4302236295ea2a73\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://marc.info/?l=linux-netdev\u0026m=133455718001608\u0026w=2\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://rhn.redhat.com/errata/RHSA-2012-0743.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://ubuntu.com/usn/usn-1529-1\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.openwall.com/lists/oss-security/2012/04/19/14\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://github.com/torvalds/linux/commit/b92946e2919134ebe2a4083e4302236295ea2a73\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://oss.oracle.com/git/?p=redpatch.git%3Ba=commit%3Bh=4aae94d1c7b32316911c86176c0ed4f8ed62da73\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.