Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2021.1155 libldb security update 7 April 2021 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: libldb Publisher: Red Hat Operating System: Red Hat Impact/Access: Denial of Service -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2021-20277 Reference: ESB-2021.1137 ESB-2021.1027 Original Bulletin: https://access.redhat.com/errata/RHSA-2021:1072 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: libldb security update Advisory ID: RHSA-2021:1072-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:1072 Issue date: 2021-04-06 CVE Names: CVE-2021-20277 ===================================================================== 1. Summary: An update for libldb is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Red Hat Enterprise Linux Client (v. 7) - x86_64 Red Hat Enterprise Linux Client Optional (v. 7) - x86_64 Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64 Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64 Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Workstation (v. 7) - x86_64 Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64 3. Description: The libldb packages provide an extensible library that implements an LDAP-like API to access remote LDAP servers, or use local TDB databases. Security Fix(es): * samba: Out of bounds read in AD DC LDAP server (CVE-2021-20277) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. 4. Solution: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 5. Bugs fixed (https://bugzilla.redhat.com/): 1941402 - CVE-2021-20277 samba: Out of bounds read in AD DC LDAP server 6. Package List: Red Hat Enterprise Linux Client (v. 7): Source: libldb-1.5.4-2.el7_9.src.rpm x86_64: libldb-1.5.4-2.el7_9.i686.rpm libldb-1.5.4-2.el7_9.x86_64.rpm libldb-debuginfo-1.5.4-2.el7_9.i686.rpm libldb-debuginfo-1.5.4-2.el7_9.x86_64.rpm pyldb-1.5.4-2.el7_9.i686.rpm pyldb-1.5.4-2.el7_9.x86_64.rpm Red Hat Enterprise Linux Client Optional (v. 7): x86_64: ldb-tools-1.5.4-2.el7_9.x86_64.rpm libldb-debuginfo-1.5.4-2.el7_9.i686.rpm libldb-debuginfo-1.5.4-2.el7_9.x86_64.rpm libldb-devel-1.5.4-2.el7_9.i686.rpm libldb-devel-1.5.4-2.el7_9.x86_64.rpm pyldb-devel-1.5.4-2.el7_9.i686.rpm pyldb-devel-1.5.4-2.el7_9.x86_64.rpm Red Hat Enterprise Linux ComputeNode (v. 7): Source: libldb-1.5.4-2.el7_9.src.rpm x86_64: libldb-1.5.4-2.el7_9.i686.rpm libldb-1.5.4-2.el7_9.x86_64.rpm libldb-debuginfo-1.5.4-2.el7_9.i686.rpm libldb-debuginfo-1.5.4-2.el7_9.x86_64.rpm pyldb-1.5.4-2.el7_9.i686.rpm pyldb-1.5.4-2.el7_9.x86_64.rpm Red Hat Enterprise Linux ComputeNode Optional (v. 7): x86_64: ldb-tools-1.5.4-2.el7_9.x86_64.rpm libldb-debuginfo-1.5.4-2.el7_9.i686.rpm libldb-debuginfo-1.5.4-2.el7_9.x86_64.rpm libldb-devel-1.5.4-2.el7_9.i686.rpm libldb-devel-1.5.4-2.el7_9.x86_64.rpm pyldb-devel-1.5.4-2.el7_9.i686.rpm pyldb-devel-1.5.4-2.el7_9.x86_64.rpm Red Hat Enterprise Linux Server (v. 7): Source: libldb-1.5.4-2.el7_9.src.rpm ppc64: libldb-1.5.4-2.el7_9.ppc.rpm libldb-1.5.4-2.el7_9.ppc64.rpm libldb-debuginfo-1.5.4-2.el7_9.ppc.rpm libldb-debuginfo-1.5.4-2.el7_9.ppc64.rpm pyldb-1.5.4-2.el7_9.ppc.rpm pyldb-1.5.4-2.el7_9.ppc64.rpm ppc64le: libldb-1.5.4-2.el7_9.ppc64le.rpm libldb-debuginfo-1.5.4-2.el7_9.ppc64le.rpm pyldb-1.5.4-2.el7_9.ppc64le.rpm s390x: libldb-1.5.4-2.el7_9.s390.rpm libldb-1.5.4-2.el7_9.s390x.rpm libldb-debuginfo-1.5.4-2.el7_9.s390.rpm libldb-debuginfo-1.5.4-2.el7_9.s390x.rpm pyldb-1.5.4-2.el7_9.s390.rpm pyldb-1.5.4-2.el7_9.s390x.rpm x86_64: libldb-1.5.4-2.el7_9.i686.rpm libldb-1.5.4-2.el7_9.x86_64.rpm libldb-debuginfo-1.5.4-2.el7_9.i686.rpm libldb-debuginfo-1.5.4-2.el7_9.x86_64.rpm pyldb-1.5.4-2.el7_9.i686.rpm pyldb-1.5.4-2.el7_9.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 7): ppc64: ldb-tools-1.5.4-2.el7_9.ppc64.rpm libldb-debuginfo-1.5.4-2.el7_9.ppc.rpm libldb-debuginfo-1.5.4-2.el7_9.ppc64.rpm libldb-devel-1.5.4-2.el7_9.ppc.rpm libldb-devel-1.5.4-2.el7_9.ppc64.rpm pyldb-devel-1.5.4-2.el7_9.ppc.rpm pyldb-devel-1.5.4-2.el7_9.ppc64.rpm ppc64le: ldb-tools-1.5.4-2.el7_9.ppc64le.rpm libldb-debuginfo-1.5.4-2.el7_9.ppc64le.rpm libldb-devel-1.5.4-2.el7_9.ppc64le.rpm pyldb-devel-1.5.4-2.el7_9.ppc64le.rpm s390x: ldb-tools-1.5.4-2.el7_9.s390x.rpm libldb-debuginfo-1.5.4-2.el7_9.s390.rpm libldb-debuginfo-1.5.4-2.el7_9.s390x.rpm libldb-devel-1.5.4-2.el7_9.s390.rpm libldb-devel-1.5.4-2.el7_9.s390x.rpm pyldb-devel-1.5.4-2.el7_9.s390.rpm pyldb-devel-1.5.4-2.el7_9.s390x.rpm x86_64: ldb-tools-1.5.4-2.el7_9.x86_64.rpm libldb-debuginfo-1.5.4-2.el7_9.i686.rpm libldb-debuginfo-1.5.4-2.el7_9.x86_64.rpm libldb-devel-1.5.4-2.el7_9.i686.rpm libldb-devel-1.5.4-2.el7_9.x86_64.rpm pyldb-devel-1.5.4-2.el7_9.i686.rpm pyldb-devel-1.5.4-2.el7_9.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: libldb-1.5.4-2.el7_9.src.rpm x86_64: libldb-1.5.4-2.el7_9.i686.rpm libldb-1.5.4-2.el7_9.x86_64.rpm libldb-debuginfo-1.5.4-2.el7_9.i686.rpm libldb-debuginfo-1.5.4-2.el7_9.x86_64.rpm pyldb-1.5.4-2.el7_9.i686.rpm pyldb-1.5.4-2.el7_9.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 7): x86_64: ldb-tools-1.5.4-2.el7_9.x86_64.rpm libldb-debuginfo-1.5.4-2.el7_9.i686.rpm libldb-debuginfo-1.5.4-2.el7_9.x86_64.rpm libldb-devel-1.5.4-2.el7_9.i686.rpm libldb-devel-1.5.4-2.el7_9.x86_64.rpm pyldb-devel-1.5.4-2.el7_9.i686.rpm pyldb-devel-1.5.4-2.el7_9.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7. References: https://access.redhat.com/security/cve/CVE-2021-20277 https://access.redhat.com/security/updates/classification/#important 8. Contact: The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2021 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBYGw5otzjgjWX9erEAQibug//ZxI5a1wszJmesKlC7Z73ecVia1ggwB6y 40nbQ/2+Ogyx5NB8DhTOzyLMcZe03W0IFG0S8sf79WbYlE2Ya3iZ58qc/rlfxzr/ ondz9BlgZG/Cl0zGWcrlK9aZ++fNZtpsk977oJWZ+tDD6YQn+P7CV9PD9gYiQX1X KBOcJyIEBZLoizJQFaz+6Iy4vw/8EitmsDYrCzF81H0D4Mr5OtZumKPVYAfnkgIR t8MXViTgT2jndiu1kF1a2nVAy6/vYF8ts3HadNmP+R5+ehwl8bmDiZW4H8csP105 2gagGB4et6nigP36XAdczikyn1jTclQHzmV4Gov9/E69b+HqeM+DwxSvrmftVeAf WjFeCV3F89E/mlp81ktUpQF0ql3Qxopse2U/SDnUelXqtDJwlCAmYi8PWMLbPVrp 3F3MU+aq4/Ui8cCeKI4BF7JrBOQdkUW4gV4iHMPonkKikT5O0CfVxBffAMqwnnZE hJyasmY9OeRZkF2Mb+IPQfj34lC0C2PO6Yb47VzSHrLdXfSlGd2BYvYQrK504bvs SQJy+IdRLHAtPEaJOVUEleX72bA/VrtnJS1ISzN8yJki23KJNA9rCptoQGIUR6a+ aGZJw8yV8Ji2nRyCBO2kxx7bzZPc0F+9Y5lwX0MtTLfU1Up7Hh2Ocs+XehWXhxKY 6fGR3iiMa0Y= =oJDx - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBYGz4w+NLKJtyKPYoAQhgDw//YepdGkfvKgjlj5gufTEhT+m69WHM5pnZ iVQ8HOpuUzC5+4unMrcxzVegttC3FFABQctH/Ab38Tdt2wyexqMrWX/fGg/byOC4 4qF5pkqy2Jpx15fETglfSh5LJ9TUFwVNw3FeMaTBk24kGFMSZEzpiTFJLOrNwMnU oeeGyQRztWj7peVtn2CliT4HAnRX8z2+Ua/MkP/rvBTG4pHFeauyDueE8dhGVEpq VBMYpu6c1ZRB1RRUtHAjtu4Ffdck2emw2qFb7h5x89OP8aThqzukz1jvRMHprlEk dxANdPfITtYovQys87ELTrtPy0JzgKtZM5bQt5KnWDBpcd9pWw3+PnrzvT7VH5go 1CvUb8FcYShb0CCWnXyn8x/ZIRxTu59jWXPig4w26HrbslX7HJEXNIwoXQNmXLQL I+LpLMptoLqTAwY9mvRkaMNt9766h9W3Ftg0Ia1ZmjBWugy0iLF2SS6L8esYYKxm WD/PP2D1bXUffyrYAlC5MVWYu956dAoBmuZHyUvcHMe2rX3J6qUxRr5VvI+cXvJV /4haWyuTbv1Yykzz5LGlXKNR3i+Q+dlWe3wEZMlq65ncpO6agevai5gsX6VDPFg6 F23JY4KF0nyvDAIyfdgFly5SJmI+Z1Q2s8QqpoEijGymI5GEFaFwr2MULBiABWtU KfeF29YzyMk= =JHSr -----END PGP SIGNATURE-----