CVE-2012-2133 (GCVE-0-2012-2133)

Vulnerability from cvelistv5 – Published: 2012-07-03 16:00 – Updated: 2024-08-06 19:26
VLAI?
Summary
Use-after-free vulnerability in the Linux kernel before 3.3.6, when huge pages are enabled, allows local users to cause a denial of service (system crash) or possibly gain privileges by interacting with a hugetlbfs filesystem, as demonstrated by a umount operation that triggers improper handling of quota data.
Severity ?
No CVSS data available.
CWE
  • n/a
Assigner
References
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T19:26:08.389Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=90481622d75715bfcb68501280a917dbfe516029"
          },
          {
            "name": "DSA-2469",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "http://www.debian.org/security/2012/dsa-2469"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=817430"
          },
          {
            "name": "SUSE-SU-2012:0616",
            "tags": [
              "vendor-advisory",
              "x_refsource_SUSE",
              "x_transferred"
            ],
            "url": "http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html"
          },
          {
            "name": "[oss-security] 20120424 Re: CVE Request: use after free bug in \"quota\" handling in hugetlb code",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2012/04/24/12"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.6"
          },
          {
            "name": "53233",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/53233"
          },
          {
            "name": "linux-kernel-hugepages-dos(75168)",
            "tags": [
              "vdb-entry",
              "x_refsource_XF",
              "x_transferred"
            ],
            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/75168"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/torvalds/linux/commit/90481622d75715bfcb68501280a917dbfe516029"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2012-04-24T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "Use-after-free vulnerability in the Linux kernel before 3.3.6, when huge pages are enabled, allows local users to cause a denial of service (system crash) or possibly gain privileges by interacting with a hugetlbfs filesystem, as demonstrated by a umount operation that triggers improper handling of quota data."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2017-12-28T20:57:01",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=90481622d75715bfcb68501280a917dbfe516029"
        },
        {
          "name": "DSA-2469",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "http://www.debian.org/security/2012/dsa-2469"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=817430"
        },
        {
          "name": "SUSE-SU-2012:0616",
          "tags": [
            "vendor-advisory",
            "x_refsource_SUSE"
          ],
          "url": "http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html"
        },
        {
          "name": "[oss-security] 20120424 Re: CVE Request: use after free bug in \"quota\" handling in hugetlb code",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2012/04/24/12"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.6"
        },
        {
          "name": "53233",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/53233"
        },
        {
          "name": "linux-kernel-hugepages-dos(75168)",
          "tags": [
            "vdb-entry",
            "x_refsource_XF"
          ],
          "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/75168"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/torvalds/linux/commit/90481622d75715bfcb68501280a917dbfe516029"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2012-2133",
    "datePublished": "2012-07-03T16:00:00",
    "dateReserved": "2012-04-04T00:00:00",
    "dateUpdated": "2024-08-06T19:26:08.389Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "fkie_nvd": {
      "configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"versionEndIncluding\": \"3.3.5\", \"matchCriteriaId\": \"CF2962D8-066F-4F86-9EB6-C453CCF0106B\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:3.3:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"AFB76697-1C2F-48C0-9B14-517EC053D4B3\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:3.3.1:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"578EC12B-402F-4AD4-B8F8-C9B2CAB06891\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:3.3.2:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"877002ED-8097-4BB4-BB88-6FC6306C38B2\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:3.3.3:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"76294CE3-D72C-41D5-9E0F-B693D0042699\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:3.3.4:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"916E97D4-1FAB-42F5-826B-653B1C0909A8\"}]}]}]",
      "descriptions": "[{\"lang\": \"en\", \"value\": \"Use-after-free vulnerability in the Linux kernel before 3.3.6, when huge pages are enabled, allows local users to cause a denial of service (system crash) or possibly gain privileges by interacting with a hugetlbfs filesystem, as demonstrated by a umount operation that triggers improper handling of quota data.\"}, {\"lang\": \"es\", \"value\": \"Una vulnerabilidad de uso despu\\u00e9s de liberaci\\u00f3n en el kernel de Linux en versiones anteriores a la v3.3.6, cuando \u0027huge pages\u0027 est\\u00e1 habilitado, permite a usuarios locales provocar una denegaci\\u00f3n de servicio (ca\\u00edda del sistema) o posiblemente obtener privilegios mediante la interacci\\u00f3n con un sistema de archivos hugetlbfs, tal y como lo demuestra una operaci\\u00f3n de umount que provoca un manejo inadecuado de los datos de cuota.\"}]",
      "id": "CVE-2012-2133",
      "lastModified": "2024-11-21T01:38:34.043",
      "metrics": "{\"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:L/AC:H/Au:N/C:N/I:N/A:C\", \"baseScore\": 4.0, \"accessVector\": \"LOCAL\", \"accessComplexity\": \"HIGH\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"NONE\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"COMPLETE\"}, \"baseSeverity\": \"MEDIUM\", \"exploitabilityScore\": 1.9, \"impactScore\": 6.9, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false, \"userInteractionRequired\": false}]}",
      "published": "2012-07-03T16:40:32.117",
      "references": "[{\"url\": \"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=90481622d75715bfcb68501280a917dbfe516029\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"http://www.debian.org/security/2012/dsa-2469\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.6\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"http://www.openwall.com/lists/oss-security/2012/04/24/12\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"http://www.securityfocus.com/bid/53233\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=817430\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"https://exchange.xforce.ibmcloud.com/vulnerabilities/75168\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"https://github.com/torvalds/linux/commit/90481622d75715bfcb68501280a917dbfe516029\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=90481622d75715bfcb68501280a917dbfe516029\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.debian.org/security/2012/dsa-2469\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.6\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.openwall.com/lists/oss-security/2012/04/24/12\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.securityfocus.com/bid/53233\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=817430\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://exchange.xforce.ibmcloud.com/vulnerabilities/75168\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://github.com/torvalds/linux/commit/90481622d75715bfcb68501280a917dbfe516029\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}]",
      "sourceIdentifier": "secalert@redhat.com",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-399\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2012-2133\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2012-07-03T16:40:32.117\",\"lastModified\":\"2025-04-11T00:51:21.963\",\"vulnStatus\":\"Deferred\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Use-after-free vulnerability in the Linux kernel before 3.3.6, when huge pages are enabled, allows local users to cause a denial of service (system crash) or possibly gain privileges by interacting with a hugetlbfs filesystem, as demonstrated by a umount operation that triggers improper handling of quota data.\"},{\"lang\":\"es\",\"value\":\"Una vulnerabilidad de uso despu\u00e9s de liberaci\u00f3n en el kernel de Linux en versiones anteriores a la v3.3.6, cuando \u0027huge pages\u0027 est\u00e1 habilitado, permite a usuarios locales provocar una denegaci\u00f3n de servicio (ca\u00edda del sistema) o posiblemente obtener privilegios mediante la interacci\u00f3n con un sistema de archivos hugetlbfs, tal y como lo demuestra una operaci\u00f3n de umount que provoca un manejo inadecuado de los datos de cuota.\"}],\"metrics\":{\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:L/AC:H/Au:N/C:N/I:N/A:C\",\"baseScore\":4.0,\"accessVector\":\"LOCAL\",\"accessComplexity\":\"HIGH\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"COMPLETE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":1.9,\"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-399\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"3.3.5\",\"matchCriteriaId\":\"CF2962D8-066F-4F86-9EB6-C453CCF0106B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:3.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"AFB76697-1C2F-48C0-9B14-517EC053D4B3\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:3.3.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"578EC12B-402F-4AD4-B8F8-C9B2CAB06891\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:3.3.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"877002ED-8097-4BB4-BB88-6FC6306C38B2\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:3.3.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"76294CE3-D72C-41D5-9E0F-B693D0042699\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:3.3.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"916E97D4-1FAB-42F5-826B-653B1C0909A8\"}]}]}],\"references\":[{\"url\":\"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=90481622d75715bfcb68501280a917dbfe516029\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.debian.org/security/2012/dsa-2469\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.6\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.openwall.com/lists/oss-security/2012/04/24/12\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.securityfocus.com/bid/53233\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=817430\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://exchange.xforce.ibmcloud.com/vulnerabilities/75168\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://github.com/torvalds/linux/commit/90481622d75715bfcb68501280a917dbfe516029\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=90481622d75715bfcb68501280a917dbfe516029\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.debian.org/security/2012/dsa-2469\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.6\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.openwall.com/lists/oss-security/2012/04/24/12\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.securityfocus.com/bid/53233\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=817430\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://exchange.xforce.ibmcloud.com/vulnerabilities/75168\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://github.com/torvalds/linux/commit/90481622d75715bfcb68501280a917dbfe516029\",\"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 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.