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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.3484 Important: Red Hat OpenShift Enterprise 4.1.15 gRPC security update 13 September 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: gRPC Publisher: Red Hat Operating System: Red Hat Impact/Access: Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2019-9515 CVE-2019-9514 CVE-2019-9512 Reference: ASB-2019.0238 ESB-2019.3479 ESB-2019.3468 Original Bulletin: https://access.redhat.com/errata/RHSA-2019:2766 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: Red Hat OpenShift Enterprise 4.1.15 gRPC security update Advisory ID: RHSA-2019:2766-01 Product: Red Hat OpenShift Enterprise Advisory URL: https://access.redhat.com/errata/RHSA-2019:2766 Issue date: 2019-09-12 CVE Names: CVE-2019-9512 CVE-2019-9514 CVE-2019-9515 ===================================================================== 1. Summary: An update for gRPC, included in multus-cni-container, operator-lifecycle-manager-container, and operator-registry-container is now available for Red Hat OpenShift Container Platform 4.1. 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. 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 updated container images for multus-cni, operator-lifecycle-manager, and operator-registry in Red Hat OpenShift Container Platform 4.1.15. Each of these container images includes gRPC, which has been updated with the below fixes. Security Fix(es): * HTTP/2: flood using PING frames results in unbounded memory growth (CVE-2019-9512) * HTTP/2: flood using HEADERS frames results in unbounded memory growth (CVE-2019-9514) * HTTP/2: flood using SETTINGS frames results in unbounded memory growth (CVE-2019-9515) 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. 3. Solution: For OpenShift Container Platform 4.1 see the following documentation, which will be updated shortly for release 4.1.z, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update: https://docs.openshift.com/container-platform/4.1/release_notes/ocp-4-1-rel ease-notes.html 4. Bugs fixed (https://bugzilla.redhat.com/): 1735645 - CVE-2019-9512 HTTP/2: flood using PING frames results in unbounded memory growth 1735744 - CVE-2019-9514 HTTP/2: flood using HEADERS frames results in unbounded memory growth 1735745 - CVE-2019-9515 HTTP/2: flood using SETTINGS frames results in unbounded memory growth 5. References: https://access.redhat.com/security/cve/CVE-2019-9512 https://access.redhat.com/security/cve/CVE-2019-9514 https://access.redhat.com/security/cve/CVE-2019-9515 https://access.redhat.com/security/updates/classification/#important 6. Contact: The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2019 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXXqPn9zjgjWX9erEAQgxEQ//acYfeizb5jvA90XfCJSDZelK8Vq/iAFb pty9uHpTa8NT9zLxntXuxJny+75MIQf5QLWpu9mGayhT4/DAHpUN5It6zYCCr3xK 9Wb2WIQ6ryiW99dw0tLQqjbG+MkyPURoGcKaF/mSuAZHB2+XaUIFk9mOrtEDk4E2 SxS1zrqFrN2EYYQo4iFNrLmmUS/yQx/f5l+A6Q9mwlclGM3mKRqqlBrmqj6x9+mE tnG3Kn3gjuqLu/Ld0nF5JjiD5e5P4nb1KrvG02LsLtb4AeeiuYGHqP6A2FacD2yK vKC8MNfDvZZJMKZCGQNXJo8/JHzfsM4IiWIbX5Ht1G8iKLwB3/mshh9ANb97ldwH wNkaKfiu9zRpZlH+9+KwUBGgzEqbKAHpDrCIzYJXmsioyTYtVMaQWSrD90xXKuXZ ADFpdDXSKxleueSwfyBK+OcO6CioQm49g5Q6HTTgM4CrUIwIqCgwhIyCKuIUJN5c SFL817e8q/G+dw03LKletzO60MXaGsEHzzfwsJo0zfbucuDjUhCCKA+0HFcJwENs CBQ+IgDAHb8RnvYn8rXcxZFMJNFbwGCtzicB9oXLhYFcv9L9JBTyJSmFHg0uT72x 7Tl3pd9NRFO+rvpo5eleR5cOyM4NR7Xi87A0+Xg5CBsjBd/9voJ9a1wcvgxQP/q3 yI31c4iqh+w= =ZdOu - -----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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