gsd-2011-4110
Vulnerability from gsd
Modified
2023-12-13 01:19
Details
The user_update function in security/keys/user_defined.c in the Linux kernel 2.6 allows local users to cause a denial of service (NULL pointer dereference and kernel oops) via vectors related to a user-defined key and "updating a negative key into a fully instantiated key."
Aliases
Aliases
CVE-2011-4110


To clipboard 

{
  "GSD": {
    "alias": "CVE-2011-4110",
    "description": "The user_update function in security/keys/user_defined.c in the Linux kernel 2.6 allows local users to cause a denial of service (NULL pointer dereference and kernel oops) via vectors related to a user-defined key and \"updating a negative key into a fully instantiated key.\"",
    "id": "GSD-2011-4110",
    "references": [
      "https://www.suse.com/security/cve/CVE-2011-4110.html",
      "https://www.debian.org/security/2012/dsa-2389",
      "https://access.redhat.com/errata/RHSA-2012:0333",
      "https://access.redhat.com/errata/RHSA-2012:0116",
      "https://access.redhat.com/errata/RHSA-2012:0010",
      "https://access.redhat.com/errata/RHSA-2011:1530",
      "https://access.redhat.com/errata/RHSA-2011:1479",
      "https://alas.aws.amazon.com/cve/html/CVE-2011-4110.html",
      "https://linux.oracle.com/cve/CVE-2011-4110.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2011-4110"
      ],
      "details": "The user_update function in security/keys/user_defined.c in the Linux kernel 2.6 allows local users to cause a denial of service (NULL pointer dereference and kernel oops) via vectors related to a user-defined key and \"updating a negative key into a fully instantiated key.\"",
      "id": "GSD-2011-4110",
      "modified": "2023-12-13T01:19:05.586623Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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        "ID": "CVE-2011-4110",
        "STATE": "PUBLIC"
      },
      "affects": {
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          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "=",
                          "version_value": "n/a"
                        }
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                    }
                  }
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              "vendor_name": "n/a"
            }
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          }
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          },
          {
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          },
          {
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          },
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            "refsource": "MISC",
            "url": "http://www.openwall.com/lists/oss-security/2011/11/21/19"
          },
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          },
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            "url": "http://www.openwall.com/lists/oss-security/2011/11/22/6"
          },
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            "url": "http://www.securityfocus.com/bid/50755"
          },
          {
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            "url": "https://lkml.org/lkml/2011/11/15/363"
          },
          {
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            "refsource": "MISC",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=751297"
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        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
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        "nodes": [
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            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:linux:linux_kernel:2.6:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
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          "ID": "CVE-2011-4110"
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        "description": {
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            }
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        "problemtype": {
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                  "value": "CWE-264"
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        },
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          "reference_data": [
            {
              "name": "50755",
              "refsource": "BID",
              "tags": [],
              "url": "http://www.securityfocus.com/bid/50755"
            },
            {
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              "refsource": "MLIST",
              "tags": [],
              "url": "http://www.openwall.com/lists/oss-security/2011/11/21/19"
            },
            {
              "name": "[linux-kernel] 20111115 [PATCH] KEYS: Fix a NULL pointer deref in the user-defined key type",
              "refsource": "MLIST",
              "tags": [
                "Exploit"
              ],
              "url": "https://lkml.org/lkml/2011/11/15/363"
            },
            {
              "name": "[oss-security] 20111121 Re: CVE-2011-4110 kernel: keys: NULL pointer deref in the user-defined key type",
              "refsource": "MLIST",
              "tags": [],
              "url": "http://www.openwall.com/lists/oss-security/2011/11/22/6"
            },
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            },
            {
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              "refsource": "MLIST",
              "tags": [],
              "url": "http://www.openwall.com/lists/oss-security/2011/11/22/5"
            },
            {
              "name": "USN-1328-1",
              "refsource": "UBUNTU",
              "tags": [],
              "url": "http://www.ubuntu.com/usn/USN-1328-1"
            },
            {
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              "refsource": "UBUNTU",
              "tags": [],
              "url": "http://www.ubuntu.com/usn/USN-1324-1"
            },
            {
              "name": "USN-1344-1",
              "refsource": "UBUNTU",
              "tags": [],
              "url": "http://www.ubuntu.com/usn/USN-1344-1"
            },
            {
              "name": "47754",
              "refsource": "SECUNIA",
              "tags": [],
              "url": "http://secunia.com/advisories/47754"
            },
            {
              "name": "HPSBGN02970",
              "refsource": "HP",
              "tags": [],
              "url": "http://marc.info/?l=bugtraq\u0026m=139447903326211\u0026w=2"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 2.1,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "LOW",
          "userInteractionRequired": false
        }
      },
      "lastModifiedDate": "2023-02-13T04:32Z",
      "publishedDate": "2012-01-27T15:55Z"
    }
  }
}


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