CVE-2015-7941
Vulnerability from cvelistv5
Published
2015-11-18 16:00
Modified
2024-08-06 08:06
Severity ?
Summary
libxml2 2.9.2 does not properly stop parsing invalid input, which allows context-dependent attackers to cause a denial of service (out-of-bounds read and libxml2 crash) via crafted XML data to the (1) xmlParseEntityDecl or (2) xmlParseConditionalSections function in parser.c, as demonstrated by non-terminated entities.
References
cve@mitre.orghttp://lists.fedoraproject.org/pipermail/package-announce/2016-February/177341.html
cve@mitre.orghttp://lists.fedoraproject.org/pipermail/package-announce/2016-February/177381.html
cve@mitre.orghttp://lists.opensuse.org/opensuse-updates/2015-12/msg00120.html
cve@mitre.orghttp://lists.opensuse.org/opensuse-updates/2016-01/msg00031.html
cve@mitre.orghttp://marc.info/?l=bugtraq&m=145382616617563&w=2
cve@mitre.orghttp://rhn.redhat.com/errata/RHSA-2015-2549.html
cve@mitre.orghttp://rhn.redhat.com/errata/RHSA-2015-2550.html
cve@mitre.orghttp://rhn.redhat.com/errata/RHSA-2016-1089.html
cve@mitre.orghttp://www.debian.org/security/2015/dsa-3430
cve@mitre.orghttp://www.openwall.com/lists/oss-security/2015/10/22/5
cve@mitre.orghttp://www.openwall.com/lists/oss-security/2015/10/22/8
cve@mitre.orghttp://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
cve@mitre.orghttp://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
cve@mitre.orghttp://www.securityfocus.com/bid/74241
cve@mitre.orghttp://www.securitytracker.com/id/1034243
cve@mitre.orghttp://www.ubuntu.com/usn/USN-2812-1
cve@mitre.orghttp://xmlsoft.org/news.html
cve@mitre.orghttps://bugzilla.gnome.org/show_bug.cgi?id=744980
cve@mitre.orghttps://git.gnome.org/browse/libxml2/commit/?id=9b8512337d14c8ddf662fcb98b0135f225a1c489
cve@mitre.orghttps://git.gnome.org/browse/libxml2/commit/?id=a7dfab7411cbf545f359dd3157e5df1eb0e7ce31
cve@mitre.orghttps://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04944172
cve@mitre.orghttps://security.gentoo.org/glsa/201701-37
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177341.html
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177381.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-updates/2015-12/msg00120.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-updates/2016-01/msg00031.html
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=145382616617563&w=2
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2015-2549.html
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2015-2550.html
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2016-1089.html
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2015/dsa-3430
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2015/10/22/5
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2015/10/22/8
af854a3a-2127-422b-91ae-364da2661108http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
af854a3a-2127-422b-91ae-364da2661108http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/74241
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1034243
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-2812-1
af854a3a-2127-422b-91ae-364da2661108http://xmlsoft.org/news.html
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.gnome.org/show_bug.cgi?id=744980
af854a3a-2127-422b-91ae-364da2661108https://git.gnome.org/browse/libxml2/commit/?id=9b8512337d14c8ddf662fcb98b0135f225a1c489
af854a3a-2127-422b-91ae-364da2661108https://git.gnome.org/browse/libxml2/commit/?id=a7dfab7411cbf545f359dd3157e5df1eb0e7ce31
af854a3a-2127-422b-91ae-364da2661108https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04944172
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201701-37
Impacted products
Vendor Product Version
Show details on NVD website


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              "name": "[oss-security] 20151022 Re: Crafted xml causes out of bound memory access - Libxml2",
              "refsource": "MLIST",
              "url": "http://www.openwall.com/lists/oss-security/2015/10/22/8"
            },
            {
              "name": "https://git.gnome.org/browse/libxml2/commit/?id=a7dfab7411cbf545f359dd3157e5df1eb0e7ce31",
              "refsource": "CONFIRM",
              "url": "https://git.gnome.org/browse/libxml2/commit/?id=a7dfab7411cbf545f359dd3157e5df1eb0e7ce31"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2015-7941",
    "datePublished": "2015-11-18T16:00:00",
    "dateReserved": "2015-10-22T00:00:00",
    "dateUpdated": "2024-08-06T08:06:31.043Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2015-7941\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2015-11-18T16:59:04.333\",\"lastModified\":\"2024-11-21T02:37:42.380\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"libxml2 2.9.2 does not properly stop parsing invalid input, which allows context-dependent attackers to cause a denial of service (out-of-bounds read and libxml2 crash) via crafted XML data to the (1) xmlParseEntityDecl or (2) xmlParseConditionalSections function in parser.c, as demonstrated by non-terminated entities.\"},{\"lang\":\"es\",\"value\":\"libxml2 2.9.2 no detiene adecuadamente el an\u00e1lisis de entrada no v\u00e1lido, lo que permite a atacantes dependientes del contexto causar una denegaci\u00f3n de servicio (lectura fuera de rango y ca\u00edda de libxml2) a trav\u00e9s de datos XML manipulados en la funci\u00f3n (1) xmlParseEntityDecl o (2) xmlParseConditionalSections en parser.c, seg\u00fan lo demostrado por entidades non-terminated.\"}],\"metrics\":{\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:N/I:N/A:P\",\"baseScore\":4.3,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.6,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":true}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-119\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"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:15.04:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F38D3B7E-8429-473F-BB31-FC3583EE5A5B\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:xmlsoft:libxml2:2.9.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DBBB6A7B-FEDF-4ECA-9BFC-FA4D44D57A9F\"}]}]}],\"references\":[{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177341.html\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177381.html\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://lists.opensuse.org/opensuse-updates/2015-12/msg00120.html\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://lists.opensuse.org/opensuse-updates/2016-01/msg00031.html\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://marc.info/?l=bugtraq\u0026m=145382616617563\u0026w=2\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://rhn.redhat.com/errata/RHSA-2015-2549.html\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://rhn.redhat.com/errata/RHSA-2015-2550.html\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://rhn.redhat.com/errata/RHSA-2016-1089.html\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.debian.org/security/2015/dsa-3430\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.openwall.com/lists/oss-security/2015/10/22/5\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.openwall.com/lists/oss-security/2015/10/22/8\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.securityfocus.com/bid/74241\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.securitytracker.com/id/1034243\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.ubuntu.com/usn/USN-2812-1\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://xmlsoft.org/news.html\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://bugzilla.gnome.org/show_bug.cgi?id=744980\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://git.gnome.org/browse/libxml2/commit/?id=9b8512337d14c8ddf662fcb98b0135f225a1c489\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://git.gnome.org/browse/libxml2/commit/?id=a7dfab7411cbf545f359dd3157e5df1eb0e7ce31\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04944172\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://security.gentoo.org/glsa/201701-37\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177341.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177381.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://lists.opensuse.org/opensuse-updates/2015-12/msg00120.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://lists.opensuse.org/opensuse-updates/2016-01/msg00031.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://marc.info/?l=bugtraq\u0026m=145382616617563\u0026w=2\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://rhn.redhat.com/errata/RHSA-2015-2549.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://rhn.redhat.com/errata/RHSA-2015-2550.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://rhn.redhat.com/errata/RHSA-2016-1089.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.debian.org/security/2015/dsa-3430\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.openwall.com/lists/oss-security/2015/10/22/5\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.openwall.com/lists/oss-security/2015/10/22/8\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.securityfocus.com/bid/74241\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.securitytracker.com/id/1034243\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.ubuntu.com/usn/USN-2812-1\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://xmlsoft.org/news.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://bugzilla.gnome.org/show_bug.cgi?id=744980\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.gnome.org/browse/libxml2/commit/?id=9b8512337d14c8ddf662fcb98b0135f225a1c489\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.gnome.org/browse/libxml2/commit/?id=a7dfab7411cbf545f359dd3157e5df1eb0e7ce31\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04944172\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://security.gentoo.org/glsa/201701-37\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}],\"evaluatorComment\":\"\\\"context dependent\\\" seems to point to MiTM attack due to: If a user or automated system were tricked into opening a specially\\ncrafted document, an attacker could possibly cause libxml2 to crash,\\nresulting in a denial of service. This issue only affected\\nUbuntu 12.04 LTS, Ubuntu 14.04 LTS and Ubuntu 15.04.\"}}"
  }
}


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