Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2021.2939 OpenShift Container Platform 4.8.9 packages and security update 1 September 2021 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: OpenShift Container Platform Publisher: Red Hat Operating System: Red Hat Impact/Access: Denial of Service -- Remote/Unauthenticated Provide Misleading Information -- Remote/Unauthenticated Reduced Security -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2021-34558 CVE-2021-33198 CVE-2021-33197 CVE-2021-33195 CVE-2021-31525 Reference: ESB-2021.2897 ESB-2021.2681 ESB-2021.2293 Original Bulletin: https://access.redhat.com/errata/RHSA-2021:3248 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Moderate: OpenShift Container Platform 4.8.9 packages and security update Advisory ID: RHSA-2021:3248-01 Product: Red Hat OpenShift Enterprise Advisory URL: https://access.redhat.com/errata/RHSA-2021:3248 Issue date: 2021-08-31 CVE Names: CVE-2021-31525 CVE-2021-33195 CVE-2021-33197 CVE-2021-33198 CVE-2021-34558 ===================================================================== 1. Summary: Red Hat OpenShift Container Platform release 4.8.9 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.8. Red Hat Product Security has rated this update as having a security impact of Moderate. 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 OpenShift Container Platform 4.8 - noarch, ppc64le, s390x, x86_64 3. Description: Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments. This advisory contains the RPM packages for Red Hat OpenShift Container Platform 4.8.9. See the following advisory for the container images for this release: https://access.redhat.com/errata/RHBA-2021:3247 Security Fix(es): * golang: net/http: panic in ReadRequest and ReadResponse when reading a very large header (CVE-2021-31525) * golang: net: lookup functions may return invalid host names (CVE-2021-33195) * golang: net/http/httputil: ReverseProxy forwards connection headers if first one is empty (CVE-2021-33197) * golang: math/big.Rat: may cause a panic or an unrecoverable fatal error if passed inputs with very large exponents (CVE-2021-33198) * golang: crypto/tls: certificate of wrong type is causing TLS client to panic (CVE-2021-34558) 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. All OpenShift Container Platform 4.8 users are advised to upgrade to these updated packages and images when they are available in the appropriate release channel. To check for available updates, use the OpenShift Console or the CLI oc command. Instructions for upgrading a cluster are available at https://docs.openshift.com/container-platform/4.8/updating/updating-cluster - - -between-minor.html#understanding-upgrade-channels_updating-cluster-between - - -minor 4. Solution: For OpenShift Container Platform 4.8 see the following documentation, which will be updated shortly for this release, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update: https://docs.openshift.com/container-platform/4.8/release_notes/ocp-4-8-rel ease-notes.html Details on how to access this content are available at https://docs.openshift.com/container-platform/4.8/updating/updating-cluster - - -cli.html 5. Bugs fixed (https://bugzilla.redhat.com/): 1958341 - CVE-2021-31525 golang: net/http: panic in ReadRequest and ReadResponse when reading a very large header 1983596 - CVE-2021-34558 golang: crypto/tls: certificate of wrong type is causing TLS client to panic 1989564 - CVE-2021-33195 golang: net: lookup functions may return invalid host names 1989570 - CVE-2021-33197 golang: net/http/httputil: ReverseProxy forwards connection headers if first one is empty 1989575 - CVE-2021-33198 golang: math/big.Rat: may cause a panic or an unrecoverable fatal error if passed inputs with very large exponents 1996683 - Placeholder bug for OCP 4.8.0 rpm release 1996707 - Placeholder bug for OCP 4.8.0 rpm release 6. Package List: Red Hat OpenShift Container Platform 4.8: Source: containernetworking-plugins-0.8.6-3.rhaos4.6.el7.src.rpm cri-o-1.21.2-13.rhaos4.8.git52b3f98.el7.src.rpm openshift-clients-4.8.0-202108120034.p0.git.0d10c3f.assembly.stream.el7.src.rpm x86_64: containernetworking-plugins-0.8.6-3.rhaos4.6.el7.x86_64.rpm containernetworking-plugins-debuginfo-0.8.6-3.rhaos4.6.el7.x86_64.rpm cri-o-1.21.2-13.rhaos4.8.git52b3f98.el7.x86_64.rpm cri-o-debuginfo-1.21.2-13.rhaos4.8.git52b3f98.el7.x86_64.rpm openshift-clients-4.8.0-202108120034.p0.git.0d10c3f.assembly.stream.el7.x86_64.rpm openshift-clients-redistributable-4.8.0-202108120034.p0.git.0d10c3f.assembly.stream.el7.x86_64.rpm Red Hat OpenShift Container Platform 4.8: Source: cri-o-1.21.2-13.rhaos4.8.git52b3f98.el8.src.rpm cri-tools-1.21.0-3.el8.src.rpm golang-github-prometheus-promu-0.5.0-4.git642a960.el8.src.rpm openshift-clients-4.8.0-202108120034.p0.git.0d10c3f.assembly.stream.el8.src.rpm openstack-ironic-17.0.4-0.20210730151213.5b801be.el8.src.rpm noarch: openstack-ironic-api-17.0.4-0.20210730151213.5b801be.el8.noarch.rpm openstack-ironic-common-17.0.4-0.20210730151213.5b801be.el8.noarch.rpm openstack-ironic-conductor-17.0.4-0.20210730151213.5b801be.el8.noarch.rpm python3-ironic-tests-17.0.4-0.20210730151213.5b801be.el8.noarch.rpm ppc64le: cri-o-1.21.2-13.rhaos4.8.git52b3f98.el8.ppc64le.rpm cri-o-debuginfo-1.21.2-13.rhaos4.8.git52b3f98.el8.ppc64le.rpm cri-o-debugsource-1.21.2-13.rhaos4.8.git52b3f98.el8.ppc64le.rpm cri-tools-1.21.0-3.el8.ppc64le.rpm cri-tools-debuginfo-1.21.0-3.el8.ppc64le.rpm cri-tools-debugsource-1.21.0-3.el8.ppc64le.rpm golang-github-prometheus-promu-0.5.0-4.git642a960.el8.ppc64le.rpm openshift-clients-4.8.0-202108120034.p0.git.0d10c3f.assembly.stream.el8.ppc64le.rpm prometheus-promu-0.5.0-4.git642a960.el8.ppc64le.rpm s390x: cri-o-1.21.2-13.rhaos4.8.git52b3f98.el8.s390x.rpm cri-o-debuginfo-1.21.2-13.rhaos4.8.git52b3f98.el8.s390x.rpm cri-o-debugsource-1.21.2-13.rhaos4.8.git52b3f98.el8.s390x.rpm cri-tools-1.21.0-3.el8.s390x.rpm cri-tools-debuginfo-1.21.0-3.el8.s390x.rpm cri-tools-debugsource-1.21.0-3.el8.s390x.rpm golang-github-prometheus-promu-0.5.0-4.git642a960.el8.s390x.rpm openshift-clients-4.8.0-202108120034.p0.git.0d10c3f.assembly.stream.el8.s390x.rpm prometheus-promu-0.5.0-4.git642a960.el8.s390x.rpm x86_64: cri-o-1.21.2-13.rhaos4.8.git52b3f98.el8.x86_64.rpm cri-o-debuginfo-1.21.2-13.rhaos4.8.git52b3f98.el8.x86_64.rpm cri-o-debugsource-1.21.2-13.rhaos4.8.git52b3f98.el8.x86_64.rpm cri-tools-1.21.0-3.el8.x86_64.rpm cri-tools-debuginfo-1.21.0-3.el8.x86_64.rpm cri-tools-debugsource-1.21.0-3.el8.x86_64.rpm golang-github-prometheus-promu-0.5.0-4.git642a960.el8.x86_64.rpm openshift-clients-4.8.0-202108120034.p0.git.0d10c3f.assembly.stream.el8.x86_64.rpm openshift-clients-redistributable-4.8.0-202108120034.p0.git.0d10c3f.assembly.stream.el8.x86_64.rpm prometheus-promu-0.5.0-4.git642a960.el8.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-2021-31525 https://access.redhat.com/security/cve/CVE-2021-33195 https://access.redhat.com/security/cve/CVE-2021-33197 https://access.redhat.com/security/cve/CVE-2021-33198 https://access.redhat.com/security/cve/CVE-2021-34558 https://access.redhat.com/security/updates/classification/#moderate 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 iQIVAwUBYS5ETNzjgjWX9erEAQijKA//WQjaJHKL9boWDq+FBiuD1y1nnVXUMeA0 tbzSZRoJqh3OqukNOUSTpgSUPMl0GM8praaz12CbG7Rk+qzjEUE1gMbZMzAhIXot c/CrOU4gx8CCovEa92aiyjSlyREyUsGwgvNgGoF+gojmKsiMBx1eAc078r9FN/1v PZpNmla82qypBt0Ht+ZznE0jWPVwE3SwsDVf/zYrWjts9AD4KuU5/1o1wY8E8Rj3 m8ivQqVOrwx4RInO21JhTV+XYr0o/C+L4Mr9HhtQyYAzd42Gr8KsPhBNlJb6BY1X MSDMGV6hN9jyj6Ep5B4jm9+NGIBitRxfJJ6NBjdyXxT7bjpZQF3cOFm1Ulk/zAjH 8aXalzSBoSr1jUk5r340RNC2ZJLmbZ5x2Fz69WusRcAvhlfCmOUHeKeXHdCRVi/O QJC4upuNmBEXon/WUutOoaRvMRGqRF9JF5OwTxZzu5cw0xnujsmsCt2utgww0DiY DNnkw7AJB1CpBYR9D/7C4J+sGk133tTqEs/qRSCKD2EkYq7b94klHHugQIl8JooE dYFugpjF2S2/ZUklykyh5tULWmRQj9OvvRPrrdOZyD8Wh5lCM8LUhs3KzTXqfpCl 5RvSdeKeY1RY/ts6qCIVnhubwVomL9VY5JfScvWPLEu3NfwsXvILPSnM2lfUbSmW JbZMZbgWxNM= =FsF3 - -----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 iQIVAwUBYS7Ay+NLKJtyKPYoAQj8lw//X9pKYPqTJeNg0lTmgiLjeFSbOThVvUSQ fzCcXmLJzOf9Iw2osmbrR2Wq7Hpnv4qOf1PO2WcuoMLfmDwPdP/XXjeoxLfN+TTu Fnq2nifzKKEsdhMFkqpRJqSHAgLbzYD33FDD0GcbaTYxYq6y05hKAXCqB94enHBB OxZ7akjgxEifQB6+/iCSado1R+Nkbo9lH5laE8w0MP7cNKbYwB8HN6nkTWuLHaaR Et/0u6wQb3kMMJWU4z+gQT3JXagUx+0VIugBfDWuJ1afqqsmQd5qf348LOczvBpr uZ+XuRB/q9drh5289LRoIUZVI0kG4wUTTMEiCr+GRxYhdJozdZvm94aDQhCe8N9d II0aEADxCLuhBMjZEo3+p0MxyPq8T7c+57yCTUmHQ5bcasT22Bciluqj8reCKR1P IGnQFRkLh1wW+arUnwddyMicH5yqVpq0WoH+c2ZYECxk+Y27quucyQMZZtiJiPQx Pig+QOnATXgqjXGzvj0qmBXfTN1ZR03oTx0BYQNX4G+0cQXU/03FIpi7TfglUxQe oWYXGoYIiHwQ4kt1qzOfXGscbHWUz3RiW1aNBZfSj4W++SFxssOmbOOEE9BMIt7X 0hBQZpyJirJl8dZWLaApa85A5X4kJO8oY61nziLGol0kv8b7mYT7qvk4QUbdIVNi 000tvK0LpHs= =yDFd -----END PGP SIGNATURE-----