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  <DocumentTitle xml:lang="en">Security update for krb5</DocumentTitle>
  <DocumentType>SUSE Patch</DocumentType>
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    <ContactDetails>security@suse.de</ContactDetails>
    <IssuingAuthority>SUSE Security Team</IssuingAuthority>
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    <Identification>
      <ID>SUSE-SU-2015:1276-1</ID>
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        <Date>2015-07-14T12:55:16Z</Date>
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    <Note Title="Topic" Type="Summary" Ordinal="1" xml:lang="en">Security update for krb5</Note>
    <Note Title="Details" Type="General" Ordinal="2" xml:lang="en">krb5 was updated to fix four security issues.

These security issues were fixed:
- CVE-2014-5353: NULL pointer dereference when using a ticket policy name as password name (bsc#910457).
- CVE-2014-5354: NULL pointer dereference when using keyless entries (bsc#910458).
- CVE-2014-5355: Denial of service in krb5_read_message (bsc#918595).
- CVE-2015-2694: OTP and PKINIT kdcpreauth modules leading to requires_preauth bypass (bsc#928978).
</Note>
    <Note Title="Terms of Use" Type="Legal Disclaimer" Ordinal="3" xml:lang="en">The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).</Note>
    <Note Title="Patchnames" Type="Details" Ordinal="4" xml:lang="en">SUSE-SLE-SDK-12-2015-335,SUSE-SLE-SERVER-12-2015-335</Note>
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  <DocumentDistribution xml:lang="en">Copyright SUSE LLC under the Creative Commons License 4.0 with Attribution (CC-BY-4.0)</DocumentDistribution>
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      <URL>https://lists.suse.com/pipermail/sle-security-updates/2015-July/001505.html</URL>
      <Description>E-Mail link for SUSE-SU-2015:1276-1</Description>
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      <Description>SUSE Security Ratings</Description>
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      <URL>https://bugzilla.suse.com/910457</URL>
      <Description>SUSE Bug 910457</Description>
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      <URL>https://bugzilla.suse.com/910458</URL>
      <Description>SUSE Bug 910458</Description>
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      <URL>https://bugzilla.suse.com/918595</URL>
      <Description>SUSE Bug 918595</Description>
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    <Reference Type="Self">
      <URL>https://bugzilla.suse.com/928978</URL>
      <Description>SUSE Bug 928978</Description>
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      <URL>https://www.suse.com/security/cve/CVE-2014-5353/</URL>
      <Description>SUSE CVE CVE-2014-5353 page</Description>
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      <URL>https://www.suse.com/security/cve/CVE-2014-5354/</URL>
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      <Description>SUSE CVE CVE-2014-5355 page</Description>
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      <URL>https://www.suse.com/security/cve/CVE-2015-2694/</URL>
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        <URL>https://www.suse.com/security/cve/CVE-2014-5353.html</URL>
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        <Description>SUSE Bug 910457</Description>
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      <Note Title="Vulnerability Description" Type="General" Ordinal="1" xml:lang="en">plugins/kdb/ldap/libkdb_ldap/ldap_principal2.c in MIT Kerberos 5 (aka krb5) 1.12.x and 1.13.x before 1.13.1, when the KDC uses LDAP, allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) by creating a database entry for a keyless principal, as demonstrated by a kadmin "add_principal -nokey" or "purgekeys -all" command.</Note>
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        <Description>SUSE Bug 910458</Description>
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        <ProductID>SUSE Linux Enterprise Server 12:krb5-server-1.12.1-16.1</ProductID>
        <ProductID>SUSE Linux Enterprise Server for SAP Applications 12:krb5-1.12.1-16.1</ProductID>
        <ProductID>SUSE Linux Enterprise Server for SAP Applications 12:krb5-32bit-1.12.1-16.1</ProductID>
        <ProductID>SUSE Linux Enterprise Server for SAP Applications 12:krb5-client-1.12.1-16.1</ProductID>
        <ProductID>SUSE Linux Enterprise Server for SAP Applications 12:krb5-doc-1.12.1-16.1</ProductID>
        <ProductID>SUSE Linux Enterprise Server for SAP Applications 12:krb5-plugin-kdb-ldap-1.12.1-16.1</ProductID>
        <ProductID>SUSE Linux Enterprise Server for SAP Applications 12:krb5-plugin-preauth-otp-1.12.1-16.1</ProductID>
        <ProductID>SUSE Linux Enterprise Server for SAP Applications 12:krb5-plugin-preauth-pkinit-1.12.1-16.1</ProductID>
        <ProductID>SUSE Linux Enterprise Server for SAP Applications 12:krb5-server-1.12.1-16.1</ProductID>
        <ProductID>SUSE Linux Enterprise Software Development Kit 12:krb5-devel-1.12.1-16.1</ProductID>
      </Status>
    </ProductStatuses>
    <Threats>
      <Threat Type="Impact">
        <Description>moderate</Description>
      </Threat>
    </Threats>
    <CVSSScoreSets>
      <ScoreSetV2>
        <BaseScoreV2>5</BaseScoreV2>
        <VectorV2>AV:N/AC:L/Au:N/C:N/I:N/A:P</VectorV2>
      </ScoreSetV2>
    </CVSSScoreSets>
    <Remediations>
      <Remediation Type="Vendor Fix">
        <Description xml:lang="en">To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
</Description>
        <URL>https://www.suse.com/support/update/announcement/2015/suse-su-20151276-1/</URL>
      </Remediation>
    </Remediations>
    <References>
      <Reference>
        <URL>https://www.suse.com/security/cve/CVE-2014-5355.html</URL>
        <Description>CVE-2014-5355</Description>
      </Reference>
      <Reference>
        <URL>https://bugzilla.suse.com/770172</URL>
        <Description>SUSE Bug 770172</Description>
      </Reference>
      <Reference>
        <URL>https://bugzilla.suse.com/918595</URL>
        <Description>SUSE Bug 918595</Description>
      </Reference>
    </References>
  </vuln:Vulnerability>
  <vuln:Vulnerability xmlns="http://docs.oasis-open.org/csaf/ns/csaf-cvrf/v1.2/vuln" Ordinal="4">
    <Notes>
      <Note Title="Vulnerability Description" Type="General" Ordinal="1" xml:lang="en">The kdcpreauth modules in MIT Kerberos 5 (aka krb5) 1.12.x and 1.13.x before 1.13.2 do not properly track whether a client's request has been validated, which allows remote attackers to bypass an intended preauthentication requirement by providing (1) zero bytes of data or (2) an arbitrary realm name, related to plugins/preauth/otp/main.c and plugins/preauth/pkinit/pkinit_srv.c.</Note>
    </Notes>
    <CVE>CVE-2015-2694</CVE>
    <ProductStatuses>
      <Status Type="Fixed">
        <ProductID>SUSE Linux Enterprise Server 12:krb5-1.12.1-16.1</ProductID>
        <ProductID>SUSE Linux Enterprise Server 12:krb5-32bit-1.12.1-16.1</ProductID>
        <ProductID>SUSE Linux Enterprise Server 12:krb5-client-1.12.1-16.1</ProductID>
        <ProductID>SUSE Linux Enterprise Server 12:krb5-doc-1.12.1-16.1</ProductID>
        <ProductID>SUSE Linux Enterprise Server 12:krb5-plugin-kdb-ldap-1.12.1-16.1</ProductID>
        <ProductID>SUSE Linux Enterprise Server 12:krb5-plugin-preauth-otp-1.12.1-16.1</ProductID>
        <ProductID>SUSE Linux Enterprise Server 12:krb5-plugin-preauth-pkinit-1.12.1-16.1</ProductID>
        <ProductID>SUSE Linux Enterprise Server 12:krb5-server-1.12.1-16.1</ProductID>
        <ProductID>SUSE Linux Enterprise Server for SAP Applications 12:krb5-1.12.1-16.1</ProductID>
        <ProductID>SUSE Linux Enterprise Server for SAP Applications 12:krb5-32bit-1.12.1-16.1</ProductID>
        <ProductID>SUSE Linux Enterprise Server for SAP Applications 12:krb5-client-1.12.1-16.1</ProductID>
        <ProductID>SUSE Linux Enterprise Server for SAP Applications 12:krb5-doc-1.12.1-16.1</ProductID>
        <ProductID>SUSE Linux Enterprise Server for SAP Applications 12:krb5-plugin-kdb-ldap-1.12.1-16.1</ProductID>
        <ProductID>SUSE Linux Enterprise Server for SAP Applications 12:krb5-plugin-preauth-otp-1.12.1-16.1</ProductID>
        <ProductID>SUSE Linux Enterprise Server for SAP Applications 12:krb5-plugin-preauth-pkinit-1.12.1-16.1</ProductID>
        <ProductID>SUSE Linux Enterprise Server for SAP Applications 12:krb5-server-1.12.1-16.1</ProductID>
        <ProductID>SUSE Linux Enterprise Software Development Kit 12:krb5-devel-1.12.1-16.1</ProductID>
      </Status>
    </ProductStatuses>
    <Threats>
      <Threat Type="Impact">
        <Description>moderate</Description>
      </Threat>
    </Threats>
    <CVSSScoreSets>
      <ScoreSetV2>
        <BaseScoreV2>5.8</BaseScoreV2>
        <VectorV2>AV:N/AC:M/Au:N/C:P/I:P/A:N</VectorV2>
      </ScoreSetV2>
    </CVSSScoreSets>
    <Remediations>
      <Remediation Type="Vendor Fix">
        <Description xml:lang="en">To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
</Description>
        <URL>https://www.suse.com/support/update/announcement/2015/suse-su-20151276-1/</URL>
      </Remediation>
    </Remediations>
    <References>
      <Reference>
        <URL>https://www.suse.com/security/cve/CVE-2015-2694.html</URL>
        <Description>CVE-2015-2694</Description>
      </Reference>
      <Reference>
        <URL>https://bugzilla.suse.com/928978</URL>
        <Description>SUSE Bug 928978</Description>
      </Reference>
    </References>
  </vuln:Vulnerability>
</cvrfdoc>
