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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.3417 Important: nghttp2 security update 10 September 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: nghttp2 Publisher: Red Hat Operating System: Red Hat Enterprise Linux Server 8 Impact/Access: Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2019-9513 CVE-2019-9511 Reference: ASB-2019.0238 ESB-2019.3384 ESB-2019.3325 ESB-2019.3324 Original Bulletin: https://access.redhat.com/errata/RHSA-2019:2692 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: nghttp2 security update Advisory ID: RHSA-2019:2692-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2019:2692 Issue date: 2019-09-09 CVE Names: CVE-2019-9511 CVE-2019-9513 ===================================================================== 1. Summary: An update for nghttp2 is now available for Red Hat Enterprise Linux 8. 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 CodeReady Linux Builder (v. 8) - aarch64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64 3. Description: libnghttp2 is a library implementing the Hypertext Transfer Protocol version 2 (HTTP/2) protocol in C. Security Fix(es): * HTTP/2: large amount of data request leads to denial of service (CVE-2019-9511) * HTTP/2: flood using PRIORITY frames resulting in excessive resource consumption (CVE-2019-9513) 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/): 1735741 - CVE-2019-9513 HTTP/2: flood using PRIORITY frames resulting in excessive resource consumption 1741860 - CVE-2019-9511 HTTP/2: large amount of data request leads to denial of service 6. Package List: Red Hat Enterprise Linux BaseOS (v. 8): Source: nghttp2-1.33.0-1.el8_0.1.src.rpm aarch64: libnghttp2-1.33.0-1.el8_0.1.aarch64.rpm libnghttp2-debuginfo-1.33.0-1.el8_0.1.aarch64.rpm nghttp2-debuginfo-1.33.0-1.el8_0.1.aarch64.rpm nghttp2-debugsource-1.33.0-1.el8_0.1.aarch64.rpm ppc64le: libnghttp2-1.33.0-1.el8_0.1.ppc64le.rpm libnghttp2-debuginfo-1.33.0-1.el8_0.1.ppc64le.rpm nghttp2-debuginfo-1.33.0-1.el8_0.1.ppc64le.rpm nghttp2-debugsource-1.33.0-1.el8_0.1.ppc64le.rpm s390x: libnghttp2-1.33.0-1.el8_0.1.s390x.rpm libnghttp2-debuginfo-1.33.0-1.el8_0.1.s390x.rpm nghttp2-debuginfo-1.33.0-1.el8_0.1.s390x.rpm nghttp2-debugsource-1.33.0-1.el8_0.1.s390x.rpm x86_64: libnghttp2-1.33.0-1.el8_0.1.i686.rpm libnghttp2-1.33.0-1.el8_0.1.x86_64.rpm libnghttp2-debuginfo-1.33.0-1.el8_0.1.i686.rpm libnghttp2-debuginfo-1.33.0-1.el8_0.1.x86_64.rpm nghttp2-debuginfo-1.33.0-1.el8_0.1.i686.rpm nghttp2-debuginfo-1.33.0-1.el8_0.1.x86_64.rpm nghttp2-debugsource-1.33.0-1.el8_0.1.i686.rpm nghttp2-debugsource-1.33.0-1.el8_0.1.x86_64.rpm Red Hat CodeReady Linux Builder (v. 8): aarch64: libnghttp2-debuginfo-1.33.0-1.el8_0.1.aarch64.rpm libnghttp2-devel-1.33.0-1.el8_0.1.aarch64.rpm nghttp2-1.33.0-1.el8_0.1.aarch64.rpm nghttp2-debuginfo-1.33.0-1.el8_0.1.aarch64.rpm nghttp2-debugsource-1.33.0-1.el8_0.1.aarch64.rpm ppc64le: libnghttp2-debuginfo-1.33.0-1.el8_0.1.ppc64le.rpm libnghttp2-devel-1.33.0-1.el8_0.1.ppc64le.rpm nghttp2-1.33.0-1.el8_0.1.ppc64le.rpm nghttp2-debuginfo-1.33.0-1.el8_0.1.ppc64le.rpm nghttp2-debugsource-1.33.0-1.el8_0.1.ppc64le.rpm s390x: libnghttp2-debuginfo-1.33.0-1.el8_0.1.s390x.rpm libnghttp2-devel-1.33.0-1.el8_0.1.s390x.rpm nghttp2-1.33.0-1.el8_0.1.s390x.rpm nghttp2-debuginfo-1.33.0-1.el8_0.1.s390x.rpm nghttp2-debugsource-1.33.0-1.el8_0.1.s390x.rpm x86_64: libnghttp2-debuginfo-1.33.0-1.el8_0.1.i686.rpm libnghttp2-debuginfo-1.33.0-1.el8_0.1.x86_64.rpm libnghttp2-devel-1.33.0-1.el8_0.1.i686.rpm libnghttp2-devel-1.33.0-1.el8_0.1.x86_64.rpm nghttp2-1.33.0-1.el8_0.1.x86_64.rpm nghttp2-debuginfo-1.33.0-1.el8_0.1.i686.rpm nghttp2-debuginfo-1.33.0-1.el8_0.1.x86_64.rpm nghttp2-debugsource-1.33.0-1.el8_0.1.i686.rpm nghttp2-debugsource-1.33.0-1.el8_0.1.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-2019-9511 https://access.redhat.com/security/cve/CVE-2019-9513 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 2019 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXXax3NzjgjWX9erEAQi9kQ/+IMCwMwgopFKISfCMxuFtkT5pcyiBl/pR 0SXidjRBQp3e8kJ8dvN401zDP8miQOpYQGI0tJUHsAhUbQTX3CSzHr+ogh7Y05VF TOUPQpuLxzPd3A0EIzkSvEGjXjyK8M4d9m+gO4OZlMxzW9UasM2pngpkpIBFk4gT zBfJcTVXkuAeUKRcG5sLyzhRLtwGvNlUN3Z8g2xKivP/7xgXAXv/5dZ7IPSOqo0k eZmOoW512N21i194IRr5ERvoZfrrTPPV0Q+jaegbJVH11ox5k8f2yMvi/ZZsRnIi 3BKwYwOKLSq0L7nzYzBj4/VB4Kam8igzWG552ZbrRUvCXZZHuBKM+4og5evhq38d TSbXt/du5aUivQlz0w108Xmlv3tQE8nH/L0QXCSoiqbsiQp9d6fOKPdumZO6F2Ty laU64aLOs07jXvVfvgk+GIocdMcwVMM5MnWolVmacHG9Pkfh3d9mrQFRj/ITIqeF J2Ne5gKvh1lAoni4E1g0KH9r6yr57Z9S9Sred3xBCxGoL0rmz+aVxkZd3PhOS5vP GLJDLiqv8vdHCeC+IpcqotGtQoDXvWPMsL0MPOYXS/3yscVzccCqguQ+ZZ+mcr6Q oV8FgJ12yqKXuXDdeVw5dUI3wabSZPFIDEVplK+WQn3JRxcQjjVXTk0tTjRL4uYM shkhrYodtxM= =Vhhv - -----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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