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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2021.3246 OpenShift Container Platform security update 30 September 2021 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: OpenShift Container Platform Publisher: Red Hat Operating System: Red Hat Impact/Access: Access Confidential Data -- Existing Account Reduced Security -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2021-25741 Reference: ESB-2021.3228 Original Bulletin: https://access.redhat.com/errata/RHSA-2021:3635 https://access.redhat.com/errata/RHSA-2021:3642 Comment: This bulletin contains two (2) Red Hat security advisories. - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: OpenShift Container Platform 4.7.32 packages and security update Advisory ID: RHSA-2021:3635-01 Product: Red Hat OpenShift Enterprise Advisory URL: https://access.redhat.com/errata/RHSA-2021:3635 Issue date: 2021-09-29 CVE Names: CVE-2021-25741 ===================================================================== 1. Summary: Red Hat OpenShift Container Platform release 4.7.32 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 4.7. 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 OpenShift Container Platform 4.7 - 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 4.7.32. See the following advisory for the container images for this release: https://access.redhat.com/errata/RHBA-2021:3636 Security Fix(es): * [kubernetes: Symlink exchange can allow host filesystem access (CVE-2021-25741)] 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 4.7 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/4.7/updating/updating-cluster - - -between-minor.html#understanding-upgrade-channels_updating-cluster-between - - -minor 4. Solution: For OpenShift Container Platform 4.7 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/4.7/release_notes/ocp-4-7-rel ease-notes.html Details on how to access this content are available at https://docs.openshift.com/container-platform/4.7/updating/updating-cluster - - -cli.html 5. Bugs fixed (https://bugzilla.redhat.com/): 1993749 - CVE-2021-25741 kubernetes: Symlink exchange can allow host filesystem access 6. Package List: Red Hat OpenShift Container Platform 4.7: Source: openshift-4.7.0-202109172126.p0.git.bbbc079.assembly.stream.el7.src.rpm x86_64: openshift-hyperkube-4.7.0-202109172126.p0.git.bbbc079.assembly.stream.el7.x86_64.rpm Red Hat OpenShift Container Platform 4.7: Source: openshift-4.7.0-202109172126.p0.git.bbbc079.assembly.stream.el8.src.rpm ppc64le: openshift-hyperkube-4.7.0-202109172126.p0.git.bbbc079.assembly.stream.el8.ppc64le.rpm s390x: openshift-hyperkube-4.7.0-202109172126.p0.git.bbbc079.assembly.stream.el8.s390x.rpm x86_64: openshift-hyperkube-4.7.0-202109172126.p0.git.bbbc079.assembly.stream.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-2021-25741 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 iQIVAwUBYVR3P9zjgjWX9erEAQhH4BAAjsVZojDb03cvYofULlGFi/gZr/xHi0zm U1n6MzOWUQNIIuTJ4hoJc8uQBd8WGIrRzsCVSpupcWgo1BwS04qXBgW3YihkHwiH rcyFVmn41QWHAgSc73C+WmOsgAZGlnooEiqdYggeSiP/c+c8BhRvSl8mUebIjNac 1n74ZrmPTSLAV0C5y2q+Ru7Un4GNVvQsI7h9fWEHm7SZXsjxFSi0Ep0tcttNVQTE f1jNpCaKZvYP5IfaTT5Djub0M/q64anoYXNZT0THDDGDcYBPvgto5gxI86wAJ1Yj 0+rxppBaF/ZzmZVCq3Uhys191OIrRmUfBjeivgYiMum2bnHSqjrFulPjHiH/FAR9 T5qu6l81VEvB/NlARlBpsp0XVQnmNBbqqJKoSsvqU8NUV6yyhVaiE1B7TMZdvDIm qUGB646TkUQbKhhF/nXHqoBr1DepWkw4kqgiDsrjPfXu59AYWmaMRbjlyoRQob31 g7tmk8mGeEP3ONvOkpIcRO4lDHZOrugOurZcAqGACoK2yRAzEJDrWwtlqL5GM8Xq 4jXbLukXjq3FEJr2ELSipwFsB+0X9NeqvhNDsbV2R2vHKk9EeyN85RF86uv3SZ6f yJbLwrFh9ZKBZwWw7c7RWzVTrIUoi7LIXbIPO8luUhhjeB+Qp3Pf1RmoZM98pqZ8 6m4jA/Yh+IE= =OPxq - -----END PGP SIGNATURE----- - -------------------------------------------------------------------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: OpenShift Container Platform 4.6.46 security update Advisory ID: RHSA-2021:3642-01 Product: Red Hat OpenShift Enterprise Advisory URL: https://access.redhat.com/errata/RHSA-2021:3642 Issue date: 2021-09-29 CVE Names: CVE-2021-25741 ===================================================================== 1. Summary: Red Hat OpenShift Container Platform release 4.6.46 is now available with updates to packages and images that fix several bugs and add enhancements. 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 OpenShift Container Platform 4.6 - 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. Security Fix(es): * kubernetes: Symlink exchange can allow host filesystem access (CVE-2021-25741) 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 4.6 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/4.6/updating/updating-cluster - - -between-minor.html#understanding-upgrade-channels_updating-cluster-between - - -minor 4. Solution: For OpenShift Container Platform 4.6 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/4.6/release_notes/ocp-4-6-rel ease-notes.html Details on how to access this content are available at https://docs.openshift.com/container-platform/4.6/updating/updating-cluster - - -cli.html 5. Bugs fixed (https://bugzilla.redhat.com/): 1993749 - CVE-2021-25741 kubernetes: Symlink exchange can allow host filesystem access 6. Package List: Red Hat OpenShift Container Platform 4.6: Source: cri-o-1.19.4-2.rhaos4.6.gitea37eea.el7.src.rpm openshift-4.6.0-202109180038.p0.git.d5ed12c.assembly.stream.el7.src.rpm x86_64: cri-o-1.19.4-2.rhaos4.6.gitea37eea.el7.x86_64.rpm cri-o-debuginfo-1.19.4-2.rhaos4.6.gitea37eea.el7.x86_64.rpm openshift-hyperkube-4.6.0-202109180038.p0.git.d5ed12c.assembly.stream.el7.x86_64.rpm Red Hat OpenShift Container Platform 4.6: Source: cri-o-1.19.4-2.rhaos4.6.gitea37eea.el8.src.rpm openshift-4.6.0-202109180038.p0.git.d5ed12c.assembly.stream.el8.src.rpm ppc64le: cri-o-1.19.4-2.rhaos4.6.gitea37eea.el8.ppc64le.rpm cri-o-debuginfo-1.19.4-2.rhaos4.6.gitea37eea.el8.ppc64le.rpm cri-o-debugsource-1.19.4-2.rhaos4.6.gitea37eea.el8.ppc64le.rpm openshift-hyperkube-4.6.0-202109180038.p0.git.d5ed12c.assembly.stream.el8.ppc64le.rpm s390x: cri-o-1.19.4-2.rhaos4.6.gitea37eea.el8.s390x.rpm cri-o-debuginfo-1.19.4-2.rhaos4.6.gitea37eea.el8.s390x.rpm cri-o-debugsource-1.19.4-2.rhaos4.6.gitea37eea.el8.s390x.rpm openshift-hyperkube-4.6.0-202109180038.p0.git.d5ed12c.assembly.stream.el8.s390x.rpm x86_64: cri-o-1.19.4-2.rhaos4.6.gitea37eea.el8.x86_64.rpm cri-o-debuginfo-1.19.4-2.rhaos4.6.gitea37eea.el8.x86_64.rpm cri-o-debugsource-1.19.4-2.rhaos4.6.gitea37eea.el8.x86_64.rpm openshift-hyperkube-4.6.0-202109180038.p0.git.d5ed12c.assembly.stream.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-2021-25741 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 iQIVAwUBYVRSctzjgjWX9erEAQjqXA//acgLK/dpgrGWNtyeE2qWW4tWH52+RkgG OOsbFtWbr4WQlHd7XUOaABYggGYKBGu0ZqiCTV57+YS1idFw2eWJhLqkrHAhNCif EKSut+cprFifiN8UluCr32w5K7jFOA5BryLGl1XrICyu7RRQwjVOMokrLsXmtlrY /EobTwgnhiy3iQ6xUUBrkITW27OB6wDyCMt8M51+kKLc1wHLPW+dJzeAnQiN+L6j nzQnFxeBRBHrg3ffHnCEfr7q5/I16NF9cWL7TxPYsSPu/OTf/C0fQPD9wB2a7TS0 Tr0rbAA/v/sSoE5ENxJI3yXLDcGHcalJn+k8sRN587eVO9G6h9KVSHRC5aeFXQj3 n91bRLrH6sVwv6k9UnCB/odBzVBbkSBX1YOPhIH4k2wfLiZoVe6onTZqTaNaed9V 3PlD1HjodVGamBxnsL+KEJtYYfFpvmOSlcIjRWo1ml05/M6ALVKTZG1NZ9FUdmDm h2ShBN2E2R0C/WjnQ2nNSB/P6D/3EJgvvJGb/GQkdBeNjYYT0mYyPI0Lpz2faF61 T7PdYEBgip3J96xNAqTfQeXWMRapH/W3CTGIMTUXiLxM4puEGbQK0GwwESvGDq3/ 1ImWEMrpH2Uz6HE3ha63gIxxLiKl6Dy5EYcfBJKL62VO1vEtzZR4EWdl+64/bzrO V20sKgK4qy4= =DyXZ - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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