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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.2308 nghttp2 security update 7 July 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: nghttp2 Publisher: Red Hat Operating System: Red Hat Enterprise Linux Server 8 Red Hat Enterprise Linux WS/Desktop 8 Impact/Access: Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2020-11080 Reference: ESB-2020.2204.2 ESB-2020.2162 ESB-2020.2045 ESB-2020.1982 Original Bulletin: https://access.redhat.com/errata/RHSA-2020:2823 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: nghttp2 security update Advisory ID: RHSA-2020:2823-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:2823 Issue date: 2020-07-06 CVE Names: CVE-2020-11080 ===================================================================== 1. Summary: An update for nghttp2 is now available for Red Hat Enterprise Linux 8.1 Extended Update Support. 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 EUS (v. 8.1) - aarch64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux BaseOS EUS (v. 8.1) - 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): * nghttp2: overly large SETTINGS frames can lead to DoS (CVE-2020-11080) 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/): 1844929 - CVE-2020-11080 nghttp2: overly large SETTINGS frames can lead to DoS 6. Package List: Red Hat Enterprise Linux BaseOS EUS (v. 8.1): Source: nghttp2-1.33.0-3.el8_1.1.src.rpm aarch64: libnghttp2-1.33.0-3.el8_1.1.aarch64.rpm libnghttp2-debuginfo-1.33.0-3.el8_1.1.aarch64.rpm nghttp2-debuginfo-1.33.0-3.el8_1.1.aarch64.rpm nghttp2-debugsource-1.33.0-3.el8_1.1.aarch64.rpm ppc64le: libnghttp2-1.33.0-3.el8_1.1.ppc64le.rpm libnghttp2-debuginfo-1.33.0-3.el8_1.1.ppc64le.rpm nghttp2-debuginfo-1.33.0-3.el8_1.1.ppc64le.rpm nghttp2-debugsource-1.33.0-3.el8_1.1.ppc64le.rpm s390x: libnghttp2-1.33.0-3.el8_1.1.s390x.rpm libnghttp2-debuginfo-1.33.0-3.el8_1.1.s390x.rpm nghttp2-debuginfo-1.33.0-3.el8_1.1.s390x.rpm nghttp2-debugsource-1.33.0-3.el8_1.1.s390x.rpm x86_64: libnghttp2-1.33.0-3.el8_1.1.i686.rpm libnghttp2-1.33.0-3.el8_1.1.x86_64.rpm libnghttp2-debuginfo-1.33.0-3.el8_1.1.i686.rpm libnghttp2-debuginfo-1.33.0-3.el8_1.1.x86_64.rpm nghttp2-debuginfo-1.33.0-3.el8_1.1.i686.rpm nghttp2-debuginfo-1.33.0-3.el8_1.1.x86_64.rpm nghttp2-debugsource-1.33.0-3.el8_1.1.i686.rpm nghttp2-debugsource-1.33.0-3.el8_1.1.x86_64.rpm Red Hat CodeReady Linux Builder EUS (v. 8.1): aarch64: libnghttp2-debuginfo-1.33.0-3.el8_1.1.aarch64.rpm libnghttp2-devel-1.33.0-3.el8_1.1.aarch64.rpm nghttp2-1.33.0-3.el8_1.1.aarch64.rpm nghttp2-debuginfo-1.33.0-3.el8_1.1.aarch64.rpm nghttp2-debugsource-1.33.0-3.el8_1.1.aarch64.rpm ppc64le: libnghttp2-debuginfo-1.33.0-3.el8_1.1.ppc64le.rpm libnghttp2-devel-1.33.0-3.el8_1.1.ppc64le.rpm nghttp2-1.33.0-3.el8_1.1.ppc64le.rpm nghttp2-debuginfo-1.33.0-3.el8_1.1.ppc64le.rpm nghttp2-debugsource-1.33.0-3.el8_1.1.ppc64le.rpm s390x: libnghttp2-debuginfo-1.33.0-3.el8_1.1.s390x.rpm libnghttp2-devel-1.33.0-3.el8_1.1.s390x.rpm nghttp2-1.33.0-3.el8_1.1.s390x.rpm nghttp2-debuginfo-1.33.0-3.el8_1.1.s390x.rpm nghttp2-debugsource-1.33.0-3.el8_1.1.s390x.rpm x86_64: libnghttp2-debuginfo-1.33.0-3.el8_1.1.i686.rpm libnghttp2-debuginfo-1.33.0-3.el8_1.1.x86_64.rpm libnghttp2-devel-1.33.0-3.el8_1.1.i686.rpm libnghttp2-devel-1.33.0-3.el8_1.1.x86_64.rpm nghttp2-1.33.0-3.el8_1.1.x86_64.rpm nghttp2-debuginfo-1.33.0-3.el8_1.1.i686.rpm nghttp2-debuginfo-1.33.0-3.el8_1.1.x86_64.rpm nghttp2-debugsource-1.33.0-3.el8_1.1.i686.rpm nghttp2-debugsource-1.33.0-3.el8_1.1.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-2020-11080 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 2020 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXwOKydzjgjWX9erEAQj5IA/6A0koiVnfkmBFxiJVC7YxMe0nus58Orm5 IyFbnvMy5IZ06ZL+cEWXr3g0u/qSkbBy/wazfdYqc9koprfBp8Ppgk5ttkwYHBIV Gbf7hyb1g/F353X6FJe5XEAUovis8pl80f9FqGf+CaAbGGkrmvESm+HeVTMzgXBe a08pouaTZxzcZG081LPOtrR5Ch9YaRiG9xKiRyLsZRhHef908KH7Hxb6NkM4CRpt mhUHHAwMEBt5RzDlSKm7yeoTMwvKQ1PoRz/eEIn5Rq2bMG3NggjsvnqXbPz9ZFTk aqJtcvA9Lt4L3TtPRgxAG130H2NP70P8pIUqXIujPAsusKDSpJc3HMnpI4Fz9rBj sY41vQiv5q43+R4r6/gZjjxknn0kyqqKtWIAAr9tc/155rsMH8mwpQ5yY5XBA0l1 U2fqeM5ldEd18++eO6rZDrroQ/5wDh5MtDF5MHmtEerX9V65EMNzdJDqETgPkjUj oclsZYt44tF/wnltW4z5yfMFMPBuINTsf3t0ka6VTC08DP+drRhyUUvmPh7ngPIa ptl5Cw+fbM6O31C2fq2T9bFSz9JLjRgKZimrd8oZsK5DnNvWFWkMfFZtY2WuHIay xucqtHNDwX2wpV7c+FlnT+IfOygA41e0xRRrHr/wDHDJ8CToNZzOyjYUPe2xd/ct Dk5M6KU9lEA= =a0wY - -----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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