gsd-2012-0879
Vulnerability from gsd
Modified
2023-12-13 01:20
Details
The I/O implementation for block devices in the Linux kernel before 2.6.33 does not properly handle the CLONE_IO feature, which allows local users to cause a denial of service (I/O instability) by starting multiple processes that share an I/O context.
Aliases
Aliases



{
  "GSD": {
    "alias": "CVE-2012-0879",
    "description": "The I/O implementation for block devices in the Linux kernel before 2.6.33 does not properly handle the CLONE_IO feature, which allows local users to cause a denial of service (I/O instability) by starting multiple processes that share an I/O context.",
    "id": "GSD-2012-0879",
    "references": [
      "https://www.suse.com/security/cve/CVE-2012-0879.html",
      "https://www.debian.org/security/2012/dsa-2469",
      "https://access.redhat.com/errata/RHSA-2012:0481",
      "https://linux.oracle.com/cve/CVE-2012-0879.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2012-0879"
      ],
      "details": "The I/O implementation for block devices in the Linux kernel before 2.6.33 does not properly handle the CLONE_IO feature, which allows local users to cause a denial of service (I/O instability) by starting multiple processes that share an I/O context.",
      "id": "GSD-2012-0879",
      "modified": "2023-12-13T01:20:14.195301Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "secalert@redhat.com",
        "ID": "CVE-2012-0879",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "=",
                          "version_value": "n/a"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
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          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
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            "description": [
              {
                "lang": "eng",
                "value": "n/a"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "http://marc.info/?l=bugtraq\u0026m=139447903326211\u0026w=2",
            "refsource": "MISC",
            "url": "http://marc.info/?l=bugtraq\u0026m=139447903326211\u0026w=2"
          },
          {
            "name": "http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html",
            "refsource": "MISC",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html"
          },
          {
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            "refsource": "MISC",
            "url": "http://www.debian.org/security/2012/dsa-2469"
          },
          {
            "name": "http://rhn.redhat.com/errata/RHSA-2012-0531.html",
            "refsource": "MISC",
            "url": "http://rhn.redhat.com/errata/RHSA-2012-0531.html"
          },
          {
            "name": "http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.33",
            "refsource": "MISC",
            "url": "http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.33"
          },
          {
            "name": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=61cc74fbb87af6aa551a06a370590c9bc07e29d9",
            "refsource": "MISC",
            "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=61cc74fbb87af6aa551a06a370590c9bc07e29d9"
          },
          {
            "name": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b69f2292063d2caf37ca9aec7d63ded203701bf3",
            "refsource": "MISC",
            "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b69f2292063d2caf37ca9aec7d63ded203701bf3"
          },
          {
            "name": "http://rhn.redhat.com/errata/RHSA-2012-0481.html",
            "refsource": "MISC",
            "url": "http://rhn.redhat.com/errata/RHSA-2012-0481.html"
          },
          {
            "name": "http://secunia.com/advisories/48545",
            "refsource": "MISC",
            "url": "http://secunia.com/advisories/48545"
          },
          {
            "name": "http://secunia.com/advisories/48842",
            "refsource": "MISC",
            "url": "http://secunia.com/advisories/48842"
          },
          {
            "name": "http://www.openwall.com/lists/oss-security/2012/02/23/5",
            "refsource": "MISC",
            "url": "http://www.openwall.com/lists/oss-security/2012/02/23/5"
          },
          {
            "name": "http://www.securitytracker.com/id?1027086",
            "refsource": "MISC",
            "url": "http://www.securitytracker.com/id?1027086"
          },
          {
            "name": "http://www.ubuntu.com/usn/USN-1408-1",
            "refsource": "MISC",
            "url": "http://www.ubuntu.com/usn/USN-1408-1"
          },
          {
            "name": "http://www.ubuntu.com/usn/USN-1410-1",
            "refsource": "MISC",
            "url": "http://www.ubuntu.com/usn/USN-1410-1"
          },
          {
            "name": "http://www.ubuntu.com/usn/USN-1411-1",
            "refsource": "MISC",
            "url": "http://www.ubuntu.com/usn/USN-1411-1"
          },
          {
            "name": "https://github.com/torvalds/linux/commit/61cc74fbb87af6aa551a06a370590c9bc07e29d9",
            "refsource": "MISC",
            "url": "https://github.com/torvalds/linux/commit/61cc74fbb87af6aa551a06a370590c9bc07e29d9"
          },
          {
            "name": "https://github.com/torvalds/linux/commit/b69f2292063d2caf37ca9aec7d63ded203701bf3",
            "refsource": "MISC",
            "url": "https://github.com/torvalds/linux/commit/b69f2292063d2caf37ca9aec7d63ded203701bf3"
          },
          {
            "name": "https://bugzilla.redhat.com/show_bug.cgi?id=796829",
            "refsource": "MISC",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=796829"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "2.6.33",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:-:*:*:*",
                "cpe_name": [],
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              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:suse:linux_enterprise_server:11:sp1:*:*:*:vmware:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:suse:linux_enterprise_desktop:11:sp1:*:*:*:*:*:*",
                "cpe_name": [],
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              },
              {
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              },
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              {
                "cpe23Uri": "cpe:2.3:o:suse:linux_enterprise_high_availability_extension:11:sp1:*:*:*:*:*:*",
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      },
      "cve": {
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          "ID": "CVE-2012-0879"
        },
        "data_format": "MITRE",
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            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-400"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.33",
              "refsource": "CONFIRM",
              "tags": [
                "Broken Link"
              ],
              "url": "http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.33"
            },
            {
              "name": "[oss-security] 20120223 Re: CVE request -- kernel: block: CLONE_IO io_context refcounting issues",
              "refsource": "MLIST",
              "tags": [
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              ],
              "url": "http://www.openwall.com/lists/oss-security/2012/02/23/5"
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            {
              "name": "https://github.com/torvalds/linux/commit/61cc74fbb87af6aa551a06a370590c9bc07e29d9",
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              "name": "RHSA-2012:0531",
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              "url": "http://rhn.redhat.com/errata/RHSA-2012-0531.html"
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              "url": "http://marc.info/?l=bugtraq\u0026m=139447903326211\u0026w=2"
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                "Third Party Advisory"
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              "url": "http://www.ubuntu.com/usn/USN-1411-1"
            },
            {
              "name": "DSA-2469",
              "refsource": "DEBIAN",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "http://www.debian.org/security/2012/dsa-2469"
            },
            {
              "name": "SUSE-SU-2012:0616",
              "refsource": "SUSE",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html"
            },
            {
              "name": "RHSA-2012:0481",
              "refsource": "REDHAT",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "http://rhn.redhat.com/errata/RHSA-2012-0481.html"
            },
            {
              "name": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b69f2292063d2caf37ca9aec7d63ded203701bf3",
              "refsource": "MISC",
              "tags": [],
              "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b69f2292063d2caf37ca9aec7d63ded203701bf3"
            },
            {
              "name": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=61cc74fbb87af6aa551a06a370590c9bc07e29d9",
              "refsource": "MISC",
              "tags": [],
              "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=61cc74fbb87af6aa551a06a370590c9bc07e29d9"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "availabilityImpact": "COMPLETE",
            "baseScore": 4.9,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C",
            "version": "2.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 6.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 5.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2023-02-13T00:23Z",
      "publishedDate": "2012-05-17T11:00Z"
    }
  }
}


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