-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: bind security update Advisory ID: RHSA-2020:2344-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:2344 Issue date: 2020-06-01 CVE Names: CVE-2020-8616 CVE-2020-8617 ==================================================================== 1. Summary: An update for bind is now available for Red Hat Enterprise Linux 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 Enterprise Linux Client (v. 7) - noarch, x86_64 Red Hat Enterprise Linux Client Optional (v. 7) - x86_64 Red Hat Enterprise Linux ComputeNode (v. 7) - noarch, x86_64 Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64 Red Hat Enterprise Linux Server (v. 7) - noarch, ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Workstation (v. 7) - noarch, x86_64 Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64 3. Description: The Berkeley Internet Name Domain (BIND) is an implementation of the Domain Name System (DNS) protocols. BIND includes a DNS server (named); a resolver library (routines for applications to use when interfacing with DNS); and tools for verifying that the DNS server is operating correctly. Security Fix(es): * bind: BIND does not sufficiently limit the number of fetches performed when processing referrals (CVE-2020-8616) * bind: A logic error in code which checks TSIG validity can be used to trigger an assertion failure in tsig.c (CVE-2020-8617) 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 After installing the update, the BIND daemon (named) will be restarted automatically. 5. Bugs fixed (https://bugzilla.redhat.com/): 1836118 - CVE-2020-8616 bind: BIND does not sufficiently limit the number of fetches performed when processing referrals 1836124 - CVE-2020-8617 bind: A logic error in code which checks TSIG validity can be used to trigger an assertion failure in tsig.c 6. Package List: Red Hat Enterprise Linux Client (v. 7): Source: bind-9.11.4-16.P2.el7_8.6.src.rpm noarch: bind-license-9.11.4-16.P2.el7_8.6.noarch.rpm x86_64: bind-debuginfo-9.11.4-16.P2.el7_8.6.i686.rpm bind-debuginfo-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-export-libs-9.11.4-16.P2.el7_8.6.i686.rpm bind-export-libs-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-libs-9.11.4-16.P2.el7_8.6.i686.rpm bind-libs-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-libs-lite-9.11.4-16.P2.el7_8.6.i686.rpm bind-libs-lite-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-utils-9.11.4-16.P2.el7_8.6.x86_64.rpm Red Hat Enterprise Linux Client Optional (v. 7): x86_64: bind-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-chroot-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-debuginfo-9.11.4-16.P2.el7_8.6.i686.rpm bind-debuginfo-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-devel-9.11.4-16.P2.el7_8.6.i686.rpm bind-devel-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-export-devel-9.11.4-16.P2.el7_8.6.i686.rpm bind-export-devel-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-lite-devel-9.11.4-16.P2.el7_8.6.i686.rpm bind-lite-devel-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-pkcs11-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-pkcs11-devel-9.11.4-16.P2.el7_8.6.i686.rpm bind-pkcs11-devel-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-pkcs11-libs-9.11.4-16.P2.el7_8.6.i686.rpm bind-pkcs11-libs-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-pkcs11-utils-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-sdb-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-sdb-chroot-9.11.4-16.P2.el7_8.6.x86_64.rpm Red Hat Enterprise Linux ComputeNode (v. 7): Source: bind-9.11.4-16.P2.el7_8.6.src.rpm noarch: bind-license-9.11.4-16.P2.el7_8.6.noarch.rpm x86_64: bind-debuginfo-9.11.4-16.P2.el7_8.6.i686.rpm bind-debuginfo-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-export-libs-9.11.4-16.P2.el7_8.6.i686.rpm bind-export-libs-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-libs-9.11.4-16.P2.el7_8.6.i686.rpm bind-libs-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-libs-lite-9.11.4-16.P2.el7_8.6.i686.rpm bind-libs-lite-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-utils-9.11.4-16.P2.el7_8.6.x86_64.rpm Red Hat Enterprise Linux ComputeNode Optional (v. 7): x86_64: bind-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-chroot-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-debuginfo-9.11.4-16.P2.el7_8.6.i686.rpm bind-debuginfo-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-devel-9.11.4-16.P2.el7_8.6.i686.rpm bind-devel-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-export-devel-9.11.4-16.P2.el7_8.6.i686.rpm bind-export-devel-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-lite-devel-9.11.4-16.P2.el7_8.6.i686.rpm bind-lite-devel-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-pkcs11-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-pkcs11-devel-9.11.4-16.P2.el7_8.6.i686.rpm bind-pkcs11-devel-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-pkcs11-libs-9.11.4-16.P2.el7_8.6.i686.rpm bind-pkcs11-libs-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-pkcs11-utils-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-sdb-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-sdb-chroot-9.11.4-16.P2.el7_8.6.x86_64.rpm Red Hat Enterprise Linux Server (v. 7): Source: bind-9.11.4-16.P2.el7_8.6.src.rpm noarch: bind-license-9.11.4-16.P2.el7_8.6.noarch.rpm ppc64: bind-9.11.4-16.P2.el7_8.6.ppc64.rpm bind-chroot-9.11.4-16.P2.el7_8.6.ppc64.rpm bind-debuginfo-9.11.4-16.P2.el7_8.6.ppc.rpm bind-debuginfo-9.11.4-16.P2.el7_8.6.ppc64.rpm bind-export-libs-9.11.4-16.P2.el7_8.6.ppc.rpm bind-export-libs-9.11.4-16.P2.el7_8.6.ppc64.rpm bind-libs-9.11.4-16.P2.el7_8.6.ppc.rpm bind-libs-9.11.4-16.P2.el7_8.6.ppc64.rpm bind-libs-lite-9.11.4-16.P2.el7_8.6.ppc.rpm bind-libs-lite-9.11.4-16.P2.el7_8.6.ppc64.rpm bind-pkcs11-9.11.4-16.P2.el7_8.6.ppc64.rpm bind-pkcs11-libs-9.11.4-16.P2.el7_8.6.ppc.rpm bind-pkcs11-libs-9.11.4-16.P2.el7_8.6.ppc64.rpm bind-pkcs11-utils-9.11.4-16.P2.el7_8.6.ppc64.rpm bind-utils-9.11.4-16.P2.el7_8.6.ppc64.rpm ppc64le: bind-9.11.4-16.P2.el7_8.6.ppc64le.rpm bind-chroot-9.11.4-16.P2.el7_8.6.ppc64le.rpm bind-debuginfo-9.11.4-16.P2.el7_8.6.ppc64le.rpm bind-export-libs-9.11.4-16.P2.el7_8.6.ppc64le.rpm bind-libs-9.11.4-16.P2.el7_8.6.ppc64le.rpm bind-libs-lite-9.11.4-16.P2.el7_8.6.ppc64le.rpm bind-pkcs11-9.11.4-16.P2.el7_8.6.ppc64le.rpm bind-pkcs11-libs-9.11.4-16.P2.el7_8.6.ppc64le.rpm bind-pkcs11-utils-9.11.4-16.P2.el7_8.6.ppc64le.rpm bind-utils-9.11.4-16.P2.el7_8.6.ppc64le.rpm s390x: bind-9.11.4-16.P2.el7_8.6.s390x.rpm bind-chroot-9.11.4-16.P2.el7_8.6.s390x.rpm bind-debuginfo-9.11.4-16.P2.el7_8.6.s390.rpm bind-debuginfo-9.11.4-16.P2.el7_8.6.s390x.rpm bind-export-libs-9.11.4-16.P2.el7_8.6.s390.rpm bind-export-libs-9.11.4-16.P2.el7_8.6.s390x.rpm bind-libs-9.11.4-16.P2.el7_8.6.s390.rpm bind-libs-9.11.4-16.P2.el7_8.6.s390x.rpm bind-libs-lite-9.11.4-16.P2.el7_8.6.s390.rpm bind-libs-lite-9.11.4-16.P2.el7_8.6.s390x.rpm bind-pkcs11-9.11.4-16.P2.el7_8.6.s390x.rpm bind-pkcs11-libs-9.11.4-16.P2.el7_8.6.s390.rpm bind-pkcs11-libs-9.11.4-16.P2.el7_8.6.s390x.rpm bind-pkcs11-utils-9.11.4-16.P2.el7_8.6.s390x.rpm bind-utils-9.11.4-16.P2.el7_8.6.s390x.rpm x86_64: bind-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-chroot-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-debuginfo-9.11.4-16.P2.el7_8.6.i686.rpm bind-debuginfo-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-export-libs-9.11.4-16.P2.el7_8.6.i686.rpm bind-export-libs-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-libs-9.11.4-16.P2.el7_8.6.i686.rpm bind-libs-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-libs-lite-9.11.4-16.P2.el7_8.6.i686.rpm bind-libs-lite-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-pkcs11-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-pkcs11-libs-9.11.4-16.P2.el7_8.6.i686.rpm bind-pkcs11-libs-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-pkcs11-utils-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-utils-9.11.4-16.P2.el7_8.6.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 7): ppc64: bind-debuginfo-9.11.4-16.P2.el7_8.6.ppc.rpm bind-debuginfo-9.11.4-16.P2.el7_8.6.ppc64.rpm bind-devel-9.11.4-16.P2.el7_8.6.ppc.rpm bind-devel-9.11.4-16.P2.el7_8.6.ppc64.rpm bind-export-devel-9.11.4-16.P2.el7_8.6.ppc.rpm bind-export-devel-9.11.4-16.P2.el7_8.6.ppc64.rpm bind-lite-devel-9.11.4-16.P2.el7_8.6.ppc.rpm bind-lite-devel-9.11.4-16.P2.el7_8.6.ppc64.rpm bind-pkcs11-devel-9.11.4-16.P2.el7_8.6.ppc.rpm bind-pkcs11-devel-9.11.4-16.P2.el7_8.6.ppc64.rpm bind-sdb-9.11.4-16.P2.el7_8.6.ppc64.rpm bind-sdb-chroot-9.11.4-16.P2.el7_8.6.ppc64.rpm ppc64le: bind-debuginfo-9.11.4-16.P2.el7_8.6.ppc64le.rpm bind-devel-9.11.4-16.P2.el7_8.6.ppc64le.rpm bind-export-devel-9.11.4-16.P2.el7_8.6.ppc64le.rpm bind-lite-devel-9.11.4-16.P2.el7_8.6.ppc64le.rpm bind-pkcs11-devel-9.11.4-16.P2.el7_8.6.ppc64le.rpm bind-sdb-9.11.4-16.P2.el7_8.6.ppc64le.rpm bind-sdb-chroot-9.11.4-16.P2.el7_8.6.ppc64le.rpm s390x: bind-debuginfo-9.11.4-16.P2.el7_8.6.s390.rpm bind-debuginfo-9.11.4-16.P2.el7_8.6.s390x.rpm bind-devel-9.11.4-16.P2.el7_8.6.s390.rpm bind-devel-9.11.4-16.P2.el7_8.6.s390x.rpm bind-export-devel-9.11.4-16.P2.el7_8.6.s390.rpm bind-export-devel-9.11.4-16.P2.el7_8.6.s390x.rpm bind-lite-devel-9.11.4-16.P2.el7_8.6.s390.rpm bind-lite-devel-9.11.4-16.P2.el7_8.6.s390x.rpm bind-pkcs11-devel-9.11.4-16.P2.el7_8.6.s390.rpm bind-pkcs11-devel-9.11.4-16.P2.el7_8.6.s390x.rpm bind-sdb-9.11.4-16.P2.el7_8.6.s390x.rpm bind-sdb-chroot-9.11.4-16.P2.el7_8.6.s390x.rpm x86_64: bind-debuginfo-9.11.4-16.P2.el7_8.6.i686.rpm bind-debuginfo-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-devel-9.11.4-16.P2.el7_8.6.i686.rpm bind-devel-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-export-devel-9.11.4-16.P2.el7_8.6.i686.rpm bind-export-devel-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-lite-devel-9.11.4-16.P2.el7_8.6.i686.rpm bind-lite-devel-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-pkcs11-devel-9.11.4-16.P2.el7_8.6.i686.rpm bind-pkcs11-devel-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-sdb-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-sdb-chroot-9.11.4-16.P2.el7_8.6.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: bind-9.11.4-16.P2.el7_8.6.src.rpm noarch: bind-license-9.11.4-16.P2.el7_8.6.noarch.rpm x86_64: bind-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-chroot-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-debuginfo-9.11.4-16.P2.el7_8.6.i686.rpm bind-debuginfo-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-export-libs-9.11.4-16.P2.el7_8.6.i686.rpm bind-export-libs-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-libs-9.11.4-16.P2.el7_8.6.i686.rpm bind-libs-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-libs-lite-9.11.4-16.P2.el7_8.6.i686.rpm bind-libs-lite-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-pkcs11-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-pkcs11-libs-9.11.4-16.P2.el7_8.6.i686.rpm bind-pkcs11-libs-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-pkcs11-utils-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-utils-9.11.4-16.P2.el7_8.6.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 7): x86_64: bind-debuginfo-9.11.4-16.P2.el7_8.6.i686.rpm bind-debuginfo-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-devel-9.11.4-16.P2.el7_8.6.i686.rpm bind-devel-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-export-devel-9.11.4-16.P2.el7_8.6.i686.rpm bind-export-devel-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-lite-devel-9.11.4-16.P2.el7_8.6.i686.rpm bind-lite-devel-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-pkcs11-devel-9.11.4-16.P2.el7_8.6.i686.rpm bind-pkcs11-devel-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-sdb-9.11.4-16.P2.el7_8.6.x86_64.rpm bind-sdb-chroot-9.11.4-16.P2.el7_8.6.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-2020-8616 https://access.redhat.com/security/cve/CVE-2020-8617 https://access.redhat.com/security/updates/classification/#important 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2020 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXtTLT9zjgjWX9erEAQgZIhAApcPTwXOJR5ZcZSycdasXkiT5KuLsEXGl ZzYZC1xN62FE00ctUoNtGIP9xwVTUp8C7K8vDvpi38Fu/br0oWKfdudldn/iYIlW lVRNyD71aHS0CcE29+eFF8TofsNRZ2hYbTcYJIX1AbsqEb5IqAwhOxEoKdraTzG8 zx5MQc/61aRr/kjAdaamy8dLdKCXwPZ43471xsABXqGXtuBbOJCbPpbKV6iUhNFD RQc2m0D8W7/mbduKnBbMI/FmSMY2j9jfJmVHVHlfczvIiXey/ntzso+Fe292OFoR 3dhI8wjHgxA1XuQXGt+xxxqwFfGF8QBdqqzBFzZdyf7hxHtv/RxoTNj3JXrFZtex tx9JBsk8sBmJl2pb17ak6LplCQhTP0E4GplWb62P9mr4EwZyfN/Qq09WyiN7B6te 8frV/h8n1rQu2etLQSJjXwA6/05h1ScRdl0dcxi+8PqCI7ik0QBKw6zbRzKr/XEd YJgGVBHVYbrCtAxqZ8Mtl1WoN9SuwAb06hHH8lVotpU0JrB+RZtfQbxmKycX8MHd q+4FtmEKSiiblhvQ4qQaOpXzkONvSlOpsQx+y5795IM4eXVA2dIv+/E6F0dNApJC nW887uzHRKTymT6/2p5sDVTm8ioN2LGGX9KoiHrhIsmLWwI4UzVrUQJZFGsOMYSj N3gJ4Ik0DPQ=qhuZ -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce