GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

FKIE_CVE-2015-8776

Vulnerability from fkie_nvd - Published: 2016-04-19 21:59 - Updated: 2026-06-17 00:35
Summary
The strftime function in the GNU C Library (aka glibc or libc6) before 2.23 allows context-dependent attackers to cause a denial of service (application crash) or possibly obtain sensitive information via an out-of-range time value.
References
secalert@redhat.comhttp://lists.fedoraproject.org/pipermail/package-announce/2016-May/184626.htmlThird Party Advisory
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.htmlThird Party Advisory
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2016-02/msg00037.htmlThird Party Advisory
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2016-02/msg00038.htmlThird Party Advisory
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2016-02/msg00039.htmlThird Party Advisory
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2016-02/msg00042.htmlThird Party Advisory
secalert@redhat.comhttp://rhn.redhat.com/errata/RHSA-2017-0680.html
secalert@redhat.comhttp://www.debian.org/security/2016/dsa-3480
secalert@redhat.comhttp://www.debian.org/security/2016/dsa-3481Third Party Advisory
secalert@redhat.comhttp://www.openwall.com/lists/oss-security/2016/01/19/11Third Party Advisory
secalert@redhat.comhttp://www.openwall.com/lists/oss-security/2016/01/20/1Issue Tracking
secalert@redhat.comhttp://www.securityfocus.com/bid/83277
secalert@redhat.comhttp://www.ubuntu.com/usn/USN-2985-1Third Party Advisory
secalert@redhat.comhttp://www.ubuntu.com/usn/USN-2985-2Third Party Advisory
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2017:1916
secalert@redhat.comhttps://security.gentoo.org/glsa/201602-02Third Party Advisory
secalert@redhat.comhttps://security.gentoo.org/glsa/201702-11
secalert@redhat.comhttps://sourceware.org/bugzilla/show_bug.cgi?id=18985Issue Tracking
secalert@redhat.comhttps://www.sourceware.org/ml/libc-alpha/2016-02/msg00502.htmlVendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184626.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00037.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00038.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00039.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00042.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2017-0680.html
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2016/dsa-3480
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2016/dsa-3481Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2016/01/19/11Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2016/01/20/1Issue Tracking
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/83277
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-2985-1Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-2985-2Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2017:1916
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201602-02Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201702-11
af854a3a-2127-422b-91ae-364da2661108https://sourceware.org/bugzilla/show_bug.cgi?id=18985Issue Tracking
af854a3a-2127-422b-91ae-364da2661108https://www.sourceware.org/ml/libc-alpha/2016-02/msg00502.htmlVendor Advisory

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "secalert@redhat.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:suse:linux_enterprise_debuginfo:11:sp2:*:*:*:*:*:*",
              "matchCriteriaId": "D5900A25-FDD7-4900-BF7C-F3ECCB714D2B",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:suse:linux_enterprise_debuginfo:11:sp3:*:*:*:*:*:*",
              "matchCriteriaId": "58D3B6FD-B474-4B09-B644-A8634A629280",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:suse:linux_enterprise_debuginfo:11:sp4:*:*:*:*:*:*",
              "matchCriteriaId": "F892F1B0-514C-42F7-90AE-12ACDFDC1033",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "03117DF1-3BEC-4B8D-AD63-DBBDB2126081",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:suse:linux_enterprise_desktop:11:sp3:*:*:*:*:*:*",
              "matchCriteriaId": "3ED68ADD-BBDA-4485-BC76-58F011D72311",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:suse:linux_enterprise_desktop:11:sp4:*:*:*:*:*:*",
              "matchCriteriaId": "17D4B6F2-514D-4BC2-B2C5-4E2FCCAC594C",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:suse:linux_enterprise_desktop:12:*:*:*:*:*:*:*",
              "matchCriteriaId": "F1EB0F28-F23A-4969-8A3E-66DA2EFA40C3",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:suse:linux_enterprise_desktop:12:sp1:*:*:*:*:*:*",
              "matchCriteriaId": "3A0BA503-3F96-48DA-AF47-FBA37A9D0C48",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:ltss:*:*:*",
              "matchCriteriaId": "CB6476C7-03F2-4939-AB85-69AA524516D9",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:suse:linux_enterprise_server:11:sp3:*:*:*:*:*:*",
              "matchCriteriaId": "8B072472-B463-4647-885D-E40B0115C810",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:suse:linux_enterprise_server:11:sp3:*:*:*:vmware:*:*",
              "matchCriteriaId": "2470C6E8-2024-4CF5-9982-CFF50E88EAE9",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:suse:linux_enterprise_server:11:sp4:*:*:*:*:*:*",
              "matchCriteriaId": "55C5561F-BE86-4EEA-99D4-8697F8BD9DFE",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:suse:linux_enterprise_server:12:sp1:*:*:*:*:*:*",
              "matchCriteriaId": "2076747F-A98E-4DD9-9B52-BF1732BCAD3D",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:suse:linux_enterprise_software_development_kit:11:sp3:*:*:*:*:*:*",
              "matchCriteriaId": "2F7F8866-DEAD-44D1-AB10-21EE611AA026",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:suse:linux_enterprise_software_development_kit:11:sp4:*:*:*:*:*:*",
              "matchCriteriaId": "D41A798E-0D69-43C7-9A63-1E5921138EAC",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:suse:linux_enterprise_software_development_kit:12:*:*:*:*:*:*:*",
              "matchCriteriaId": "DB2A1559-651C-46B0-B436-8E03DC8A60D2",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:suse:linux_enterprise_software_development_kit:12:sp1:*:*:*:*:*:*",
              "matchCriteriaId": "5A633996-2FD7-467C-BAA6-529E16BD06D1",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:suse:suse_linux_enterprise_server:12:*:*:*:*:*:*:*",
              "matchCriteriaId": "9C649194-B8C2-49F7-A819-C635EE584ABF",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "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:15.10:*:*:*:*:*:*:*",
              "matchCriteriaId": "E88A537F-F4D0-46B9-9E37-965233C2A355",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:*",
              "matchCriteriaId": "E79AB8DD-C907-4038-A931-1A5A4CFB6A5B",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "E1E32895-9C7B-4DE8-9BB5-0177406EB761",
              "versionEndIncluding": "2.22",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The strftime function in the GNU C Library (aka glibc or libc6) before 2.23 allows context-dependent attackers to cause a denial of service (application crash) or possibly obtain sensitive information via an out-of-range time value."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n strftime en la GNU C Library (tambi\u00e9n conocida como glibc o libc6) en versiones anteriores a 2.23 permite a atacantes dependientes del contexto causar una denegaci\u00f3n de servicio (ca\u00edda de aplicaci\u00f3n) o posiblemente obtener informaci\u00f3n sensible a trav\u00e9s de un valor de tiempo fuera de rango."
    }
  ],
  "id": "CVE-2015-8776",
  "lastModified": "2026-06-17T00:35:13.310",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.4,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 4.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.1,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.2,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2016-04-19T21:59:04.037",
  "references": [
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184626.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00037.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00038.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00039.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00042.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://rhn.redhat.com/errata/RHSA-2017-0680.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.debian.org/security/2016/dsa-3480"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.debian.org/security/2016/dsa-3481"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.openwall.com/lists/oss-security/2016/01/19/11"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Issue Tracking"
      ],
      "url": "http://www.openwall.com/lists/oss-security/2016/01/20/1"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.securityfocus.com/bid/83277"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.ubuntu.com/usn/USN-2985-1"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.ubuntu.com/usn/USN-2985-2"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://access.redhat.com/errata/RHSA-2017:1916"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://security.gentoo.org/glsa/201602-02"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://security.gentoo.org/glsa/201702-11"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Issue Tracking"
      ],
      "url": "https://sourceware.org/bugzilla/show_bug.cgi?id=18985"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.sourceware.org/ml/libc-alpha/2016-02/msg00502.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184626.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00037.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00038.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00039.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00042.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://rhn.redhat.com/errata/RHSA-2017-0680.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.debian.org/security/2016/dsa-3480"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.debian.org/security/2016/dsa-3481"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.openwall.com/lists/oss-security/2016/01/19/11"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking"
      ],
      "url": "http://www.openwall.com/lists/oss-security/2016/01/20/1"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.securityfocus.com/bid/83277"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.ubuntu.com/usn/USN-2985-1"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "http://www.ubuntu.com/usn/USN-2985-2"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://access.redhat.com/errata/RHSA-2017:1916"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://security.gentoo.org/glsa/201602-02"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://security.gentoo.org/glsa/201702-11"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking"
      ],
      "url": "https://sourceware.org/bugzilla/show_bug.cgi?id=18985"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.sourceware.org/ml/libc-alpha/2016-02/msg00502.html"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-189"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

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.

Loading…

Detection rules are retrieved from Rulezet.

Loading…

Loading…

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.


Loading…