fkie_cve-2016-6323
Vulnerability from fkie_nvd
Published
2016-10-07 14:59
Modified
2025-04-12 10:46
Summary
The makecontext function in the GNU C Library (aka glibc or libc6) before 2.25 creates execution contexts incompatible with the unwinder on ARM EABI (32-bit) platforms, which might allow context-dependent attackers to cause a denial of service (hang), as demonstrated by applications compiled using gccgo, related to backtrace generation.
References
secalert@redhat.comhttp://lists.opensuse.org/opensuse-updates/2016-10/msg00009.htmlThird Party Advisory
secalert@redhat.comhttp://www-01.ibm.com/support/docview.wss?uid=swg21995039
secalert@redhat.comhttp://www.openwall.com/lists/oss-security/2016/08/18/12Mailing List, Third Party Advisory
secalert@redhat.comhttp://www.securityfocus.com/bid/92532
secalert@redhat.comhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KTXSOVCRDGBIB4WCIDAGYYUBESXZ4IGK/
secalert@redhat.comhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LVWSAZVBTLALXF4SCBPDV3FY6J22DXLZ/
secalert@redhat.comhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WO7IMEYWZ2WTXGGMZBWWSDCUMFN63XOB/
secalert@redhat.comhttps://security.gentoo.org/glsa/201706-19
secalert@redhat.comhttps://sourceware.org/bugzilla/show_bug.cgi?id=20435Issue Tracking
secalert@redhat.comhttps://sourceware.org/git/gitweb.cgi?p=glibc.git%3Bh=9e2ff6c9cc54c0b4402b8d49e4abe7000fde7617
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-updates/2016-10/msg00009.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www-01.ibm.com/support/docview.wss?uid=swg21995039
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2016/08/18/12Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/92532
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KTXSOVCRDGBIB4WCIDAGYYUBESXZ4IGK/
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LVWSAZVBTLALXF4SCBPDV3FY6J22DXLZ/
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WO7IMEYWZ2WTXGGMZBWWSDCUMFN63XOB/
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201706-19
af854a3a-2127-422b-91ae-364da2661108https://sourceware.org/bugzilla/show_bug.cgi?id=20435Issue Tracking
af854a3a-2127-422b-91ae-364da2661108https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Bh=9e2ff6c9cc54c0b4402b8d49e4abe7000fde7617
Impacted products



{
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      "nodes": [
        {
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              "matchCriteriaId": "DD8BEA2E-918A-44DB-96A6-101EB3132AC4",
              "versionEndIncluding": "2.24",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
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              "vulnerable": true
            },
            {
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              "matchCriteriaId": "C729D5D1-ED95-443A-9F53-5D7C2FD9B80C",
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The makecontext function in the GNU C Library (aka glibc or libc6) before 2.25 creates execution contexts incompatible with the unwinder on ARM EABI (32-bit) platforms, which might allow context-dependent attackers to cause a denial of service (hang), as demonstrated by applications compiled using gccgo, related to backtrace generation."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n makecontext en GNU C Library (tambi\u00e9n conocido como glibc o libc6) en versiones anteriores a 2.25 crea contexto de ejecuci\u00f3n incompatibles con el desbobinador en plataformas ARM EABI (32-bit), lo que podr\u00eda permitir a atacantes dependientes del contexto provocar una denegaci\u00f3n de servicio (cuelgue), seg\u00fan lo demostrado por las aplicaciones compiladas utilizando gccgo, relacionado con la generaci\u00f3n de traza inversa."
    }
  ],
  "id": "CVE-2016-6323",
  "lastModified": "2025-04-12T10:46:40.837",
  "metrics": {
    "cvssMetricV2": [
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        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
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        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2016-10-07T14:59:06.007",
  "references": [
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      "url": "https://security.gentoo.org/glsa/201706-19"
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      "tags": [
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      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WO7IMEYWZ2WTXGGMZBWWSDCUMFN63XOB/"
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  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
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          "lang": "en",
          "value": "CWE-284"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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