CVE-2015-0847 (GCVE-0-2015-0847)

Vulnerability from cvelistv5 – Published: 2015-05-29 15:00 – Updated: 2024-08-06 04:26
VLAI
Summary
nbd-server.c in Network Block Device (nbd-server) before 3.11 does not properly handle signals, which allows remote attackers to cause a denial of service (deadlock) via unspecified vectors.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
URL Tags
http://www.debian.org/security/2015/dsa-3271 vendor-advisoryx_refsource_DEBIAN
http://sourceforge.net/p/nbd/mailman/message/34091218/ mailing-listx_refsource_MLIST
http://www.ubuntu.com/usn/USN-2676-1 vendor-advisoryx_refsource_UBUNTU
http://lists.opensuse.org/opensuse-updates/2015-0… vendor-advisoryx_refsource_SUSE
http://sourceforge.net/projects/nbd/files/nbd/3.11/ x_refsource_CONFIRM
http://www.openwall.com/lists/oss-security/2015/05/07/9 mailing-listx_refsource_MLIST
Date Public
2015-05-07 00:00
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T04:26:11.372Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "DSA-3271",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "http://www.debian.org/security/2015/dsa-3271"
          },
          {
            "name": "[Nbd] 20150507 [PATCH] nbd-server: fix unsafe signal handling",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://sourceforge.net/p/nbd/mailman/message/34091218/"
          },
          {
            "name": "USN-2676-1",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "http://www.ubuntu.com/usn/USN-2676-1"
          },
          {
            "name": "openSUSE-SU-2015:0994",
            "tags": [
              "vendor-advisory",
              "x_refsource_SUSE",
              "x_transferred"
            ],
            "url": "http://lists.opensuse.org/opensuse-updates/2015-06/msg00003.html"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://sourceforge.net/projects/nbd/files/nbd/3.11/"
          },
          {
            "name": "[oss-security] 20150507 CVE-2015-0847 in nbd-server",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2015/05/07/9"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2015-05-07T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "nbd-server.c in Network Block Device (nbd-server) before 3.11 does not properly handle signals, which allows remote attackers to cause a denial of service (deadlock) via unspecified vectors."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2016-12-29T18:57:01.000Z",
        "orgId": "79363d38-fa19-49d1-9214-5f28da3f3ac5",
        "shortName": "debian"
      },
      "references": [
        {
          "name": "DSA-3271",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "http://www.debian.org/security/2015/dsa-3271"
        },
        {
          "name": "[Nbd] 20150507 [PATCH] nbd-server: fix unsafe signal handling",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "http://sourceforge.net/p/nbd/mailman/message/34091218/"
        },
        {
          "name": "USN-2676-1",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "http://www.ubuntu.com/usn/USN-2676-1"
        },
        {
          "name": "openSUSE-SU-2015:0994",
          "tags": [
            "vendor-advisory",
            "x_refsource_SUSE"
          ],
          "url": "http://lists.opensuse.org/opensuse-updates/2015-06/msg00003.html"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://sourceforge.net/projects/nbd/files/nbd/3.11/"
        },
        {
          "name": "[oss-security] 20150507 CVE-2015-0847 in nbd-server",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2015/05/07/9"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security@debian.org",
          "ID": "CVE-2015-0847",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "nbd-server.c in Network Block Device (nbd-server) before 3.11 does not properly handle signals, which allows remote attackers to cause a denial of service (deadlock) via unspecified vectors."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "DSA-3271",
              "refsource": "DEBIAN",
              "url": "http://www.debian.org/security/2015/dsa-3271"
            },
            {
              "name": "[Nbd] 20150507 [PATCH] nbd-server: fix unsafe signal handling",
              "refsource": "MLIST",
              "url": "http://sourceforge.net/p/nbd/mailman/message/34091218/"
            },
            {
              "name": "USN-2676-1",
              "refsource": "UBUNTU",
              "url": "http://www.ubuntu.com/usn/USN-2676-1"
            },
            {
              "name": "openSUSE-SU-2015:0994",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-updates/2015-06/msg00003.html"
            },
            {
              "name": "http://sourceforge.net/projects/nbd/files/nbd/3.11/",
              "refsource": "CONFIRM",
              "url": "http://sourceforge.net/projects/nbd/files/nbd/3.11/"
            },
            {
              "name": "[oss-security] 20150507 CVE-2015-0847 in nbd-server",
              "refsource": "MLIST",
              "url": "http://www.openwall.com/lists/oss-security/2015/05/07/9"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "79363d38-fa19-49d1-9214-5f28da3f3ac5",
    "assignerShortName": "debian",
    "cveId": "CVE-2015-0847",
    "datePublished": "2015-05-29T15:00:00.000Z",
    "dateReserved": "2015-01-07T00:00:00.000Z",
    "dateUpdated": "2024-08-06T04:26:11.372Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2015-0847",
      "date": "2026-09-22",
      "epss": "0.03135",
      "percentile": "0.87322"
    },
    "nvd": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*",
                    "matchCriteriaId": "B6B7CAD7-9D4E-4FDB-88E3-1E583210A01F",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*",
                    "matchCriteriaId": "B5A6F2F3-4894-4392-8296-3B8DD2679084",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.10:*:*:*:*:*:*:*",
                    "matchCriteriaId": "49A63F39-30BE-443F-AF10-6245587D3359",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:*",
                    "matchCriteriaId": "F38D3B7E-8429-473F-BB31-FC3583EE5A5B",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:wouter_verhelst:nbd:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "6CA60BDE-5E60-4F2F-80FE-6736B7D2B264",
                    "versionEndIncluding": "3.10",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "nbd-server.c in Network Block Device (nbd-server) before 3.11 does not properly handle signals, which allows remote attackers to cause a denial of service (deadlock) via unspecified vectors."
          },
          {
            "lang": "es",
            "value": "nbd-server.c en Network Block Device (nbd-server) anterior a 3.11 no maneja correctamente los se\u00f1ales, lo que permite a atacantes remotos causar una denegaci\u00f3n de servicio (bloqueo) a trav\u00e9s de vectores no especificados."
          }
        ],
        "id": "CVE-2015-0847",
        "lastModified": "2026-05-06T22:30:45.220",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": true,
              "baseSeverity": "HIGH",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "COMPLETE",
                "baseScore": 7.8,
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C",
                "version": "2.0"
              },
              "exploitabilityScore": 10.0,
              "impactScore": 6.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ]
        },
        "published": "2015-05-29T15:59:12.170",
        "references": [
          {
            "source": "security@debian.org",
            "url": "http://lists.opensuse.org/opensuse-updates/2015-06/msg00003.html"
          },
          {
            "source": "security@debian.org",
            "url": "http://sourceforge.net/p/nbd/mailman/message/34091218/"
          },
          {
            "source": "security@debian.org",
            "tags": [
              "Patch"
            ],
            "url": "http://sourceforge.net/projects/nbd/files/nbd/3.11/"
          },
          {
            "source": "security@debian.org",
            "url": "http://www.debian.org/security/2015/dsa-3271"
          },
          {
            "source": "security@debian.org",
            "url": "http://www.openwall.com/lists/oss-security/2015/05/07/9"
          },
          {
            "source": "security@debian.org",
            "url": "http://www.ubuntu.com/usn/USN-2676-1"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://lists.opensuse.org/opensuse-updates/2015-06/msg00003.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://sourceforge.net/p/nbd/mailman/message/34091218/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Patch"
            ],
            "url": "http://sourceforge.net/projects/nbd/files/nbd/3.11/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.debian.org/security/2015/dsa-3271"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.openwall.com/lists/oss-security/2015/05/07/9"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.ubuntu.com/usn/USN-2676-1"
          }
        ],
        "sourceIdentifier": "security@debian.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-17"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "current_release_date": "2025-11-21T12:18:33+00:00",
      "cve": "CVE-2015-0847",
      "id": "CVE-2015-0847",
      "initial_release_date": "2015-05-07T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "nbd: nbd-server denial of service due to unsafe signal handlers",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2015/cve-2015-0847.json",
      "version": "3"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





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.


Detection rules are retrieved from Rulezet.


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.