-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: bind security update Advisory ID: RHSA-2020:3475-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:3475 Issue date: 2020-08-18 CVE Names: CVE-2020-8616 CVE-2020-8617 ===================================================================== 1. Summary: An update for bind is now available for Red Hat Enterprise Linux 7.6 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 Enterprise Linux ComputeNode EUS (v. 7.6) - noarch, x86_64 Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6) - x86_64 Red Hat Enterprise Linux Server EUS (v. 7.6) - noarch, ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Server Optional EUS (v. 7.6) - ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) - aarch64, noarch, ppc64le, s390x Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) - aarch64, ppc64le, s390x 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 ComputeNode EUS (v. 7.6): Source: bind-9.9.4-74.el7_6.4.src.rpm noarch: bind-license-9.9.4-74.el7_6.4.noarch.rpm x86_64: bind-debuginfo-9.9.4-74.el7_6.4.i686.rpm bind-debuginfo-9.9.4-74.el7_6.4.x86_64.rpm bind-libs-9.9.4-74.el7_6.4.i686.rpm bind-libs-9.9.4-74.el7_6.4.x86_64.rpm bind-libs-lite-9.9.4-74.el7_6.4.i686.rpm bind-libs-lite-9.9.4-74.el7_6.4.x86_64.rpm bind-utils-9.9.4-74.el7_6.4.x86_64.rpm Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6): x86_64: bind-9.9.4-74.el7_6.4.x86_64.rpm bind-chroot-9.9.4-74.el7_6.4.x86_64.rpm bind-debuginfo-9.9.4-74.el7_6.4.i686.rpm bind-debuginfo-9.9.4-74.el7_6.4.x86_64.rpm bind-devel-9.9.4-74.el7_6.4.i686.rpm bind-devel-9.9.4-74.el7_6.4.x86_64.rpm bind-lite-devel-9.9.4-74.el7_6.4.i686.rpm bind-lite-devel-9.9.4-74.el7_6.4.x86_64.rpm bind-pkcs11-9.9.4-74.el7_6.4.x86_64.rpm bind-pkcs11-devel-9.9.4-74.el7_6.4.i686.rpm bind-pkcs11-devel-9.9.4-74.el7_6.4.x86_64.rpm bind-pkcs11-libs-9.9.4-74.el7_6.4.i686.rpm bind-pkcs11-libs-9.9.4-74.el7_6.4.x86_64.rpm bind-pkcs11-utils-9.9.4-74.el7_6.4.x86_64.rpm bind-sdb-9.9.4-74.el7_6.4.x86_64.rpm bind-sdb-chroot-9.9.4-74.el7_6.4.x86_64.rpm Red Hat Enterprise Linux Server EUS (v. 7.6): Source: bind-9.9.4-74.el7_6.4.src.rpm noarch: bind-license-9.9.4-74.el7_6.4.noarch.rpm ppc64: bind-9.9.4-74.el7_6.4.ppc64.rpm bind-chroot-9.9.4-74.el7_6.4.ppc64.rpm bind-debuginfo-9.9.4-74.el7_6.4.ppc.rpm bind-debuginfo-9.9.4-74.el7_6.4.ppc64.rpm bind-libs-9.9.4-74.el7_6.4.ppc.rpm bind-libs-9.9.4-74.el7_6.4.ppc64.rpm bind-libs-lite-9.9.4-74.el7_6.4.ppc.rpm bind-libs-lite-9.9.4-74.el7_6.4.ppc64.rpm bind-utils-9.9.4-74.el7_6.4.ppc64.rpm ppc64le: bind-9.9.4-74.el7_6.4.ppc64le.rpm bind-chroot-9.9.4-74.el7_6.4.ppc64le.rpm bind-debuginfo-9.9.4-74.el7_6.4.ppc64le.rpm bind-libs-9.9.4-74.el7_6.4.ppc64le.rpm bind-libs-lite-9.9.4-74.el7_6.4.ppc64le.rpm bind-pkcs11-9.9.4-74.el7_6.4.ppc64le.rpm bind-pkcs11-libs-9.9.4-74.el7_6.4.ppc64le.rpm bind-pkcs11-utils-9.9.4-74.el7_6.4.ppc64le.rpm bind-utils-9.9.4-74.el7_6.4.ppc64le.rpm s390x: bind-9.9.4-74.el7_6.4.s390x.rpm bind-chroot-9.9.4-74.el7_6.4.s390x.rpm bind-debuginfo-9.9.4-74.el7_6.4.s390.rpm bind-debuginfo-9.9.4-74.el7_6.4.s390x.rpm bind-libs-9.9.4-74.el7_6.4.s390.rpm bind-libs-9.9.4-74.el7_6.4.s390x.rpm bind-libs-lite-9.9.4-74.el7_6.4.s390.rpm bind-libs-lite-9.9.4-74.el7_6.4.s390x.rpm bind-utils-9.9.4-74.el7_6.4.s390x.rpm x86_64: bind-9.9.4-74.el7_6.4.x86_64.rpm bind-chroot-9.9.4-74.el7_6.4.x86_64.rpm bind-debuginfo-9.9.4-74.el7_6.4.i686.rpm bind-debuginfo-9.9.4-74.el7_6.4.x86_64.rpm bind-libs-9.9.4-74.el7_6.4.i686.rpm bind-libs-9.9.4-74.el7_6.4.x86_64.rpm bind-libs-lite-9.9.4-74.el7_6.4.i686.rpm bind-libs-lite-9.9.4-74.el7_6.4.x86_64.rpm bind-pkcs11-9.9.4-74.el7_6.4.x86_64.rpm bind-pkcs11-libs-9.9.4-74.el7_6.4.i686.rpm bind-pkcs11-libs-9.9.4-74.el7_6.4.x86_64.rpm bind-pkcs11-utils-9.9.4-74.el7_6.4.x86_64.rpm bind-utils-9.9.4-74.el7_6.4.x86_64.rpm Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7): Source: bind-9.9.4-74.el7_6.4.src.rpm aarch64: bind-9.9.4-74.el7_6.4.aarch64.rpm bind-chroot-9.9.4-74.el7_6.4.aarch64.rpm bind-debuginfo-9.9.4-74.el7_6.4.aarch64.rpm bind-libs-9.9.4-74.el7_6.4.aarch64.rpm bind-libs-lite-9.9.4-74.el7_6.4.aarch64.rpm bind-pkcs11-9.9.4-74.el7_6.4.aarch64.rpm bind-pkcs11-libs-9.9.4-74.el7_6.4.aarch64.rpm bind-pkcs11-utils-9.9.4-74.el7_6.4.aarch64.rpm bind-utils-9.9.4-74.el7_6.4.aarch64.rpm noarch: bind-license-9.9.4-74.el7_6.4.noarch.rpm ppc64le: bind-9.9.4-74.el7_6.4.ppc64le.rpm bind-chroot-9.9.4-74.el7_6.4.ppc64le.rpm bind-debuginfo-9.9.4-74.el7_6.4.ppc64le.rpm bind-libs-9.9.4-74.el7_6.4.ppc64le.rpm bind-libs-lite-9.9.4-74.el7_6.4.ppc64le.rpm bind-pkcs11-9.9.4-74.el7_6.4.ppc64le.rpm bind-pkcs11-libs-9.9.4-74.el7_6.4.ppc64le.rpm bind-pkcs11-utils-9.9.4-74.el7_6.4.ppc64le.rpm bind-utils-9.9.4-74.el7_6.4.ppc64le.rpm s390x: bind-9.9.4-74.el7_6.4.s390x.rpm bind-chroot-9.9.4-74.el7_6.4.s390x.rpm bind-debuginfo-9.9.4-74.el7_6.4.s390.rpm bind-debuginfo-9.9.4-74.el7_6.4.s390x.rpm bind-libs-9.9.4-74.el7_6.4.s390.rpm bind-libs-9.9.4-74.el7_6.4.s390x.rpm bind-libs-lite-9.9.4-74.el7_6.4.s390.rpm bind-libs-lite-9.9.4-74.el7_6.4.s390x.rpm bind-utils-9.9.4-74.el7_6.4.s390x.rpm Red Hat Enterprise Linux Server Optional EUS (v. 7.6): ppc64: bind-debuginfo-9.9.4-74.el7_6.4.ppc.rpm bind-debuginfo-9.9.4-74.el7_6.4.ppc64.rpm bind-devel-9.9.4-74.el7_6.4.ppc.rpm bind-devel-9.9.4-74.el7_6.4.ppc64.rpm bind-lite-devel-9.9.4-74.el7_6.4.ppc.rpm bind-lite-devel-9.9.4-74.el7_6.4.ppc64.rpm bind-pkcs11-9.9.4-74.el7_6.4.ppc64.rpm bind-pkcs11-devel-9.9.4-74.el7_6.4.ppc.rpm bind-pkcs11-devel-9.9.4-74.el7_6.4.ppc64.rpm bind-pkcs11-libs-9.9.4-74.el7_6.4.ppc.rpm bind-pkcs11-libs-9.9.4-74.el7_6.4.ppc64.rpm bind-pkcs11-utils-9.9.4-74.el7_6.4.ppc64.rpm bind-sdb-9.9.4-74.el7_6.4.ppc64.rpm bind-sdb-chroot-9.9.4-74.el7_6.4.ppc64.rpm ppc64le: bind-debuginfo-9.9.4-74.el7_6.4.ppc64le.rpm bind-devel-9.9.4-74.el7_6.4.ppc64le.rpm bind-lite-devel-9.9.4-74.el7_6.4.ppc64le.rpm bind-pkcs11-devel-9.9.4-74.el7_6.4.ppc64le.rpm bind-sdb-9.9.4-74.el7_6.4.ppc64le.rpm bind-sdb-chroot-9.9.4-74.el7_6.4.ppc64le.rpm s390x: bind-debuginfo-9.9.4-74.el7_6.4.s390.rpm bind-debuginfo-9.9.4-74.el7_6.4.s390x.rpm bind-devel-9.9.4-74.el7_6.4.s390.rpm bind-devel-9.9.4-74.el7_6.4.s390x.rpm bind-lite-devel-9.9.4-74.el7_6.4.s390.rpm bind-lite-devel-9.9.4-74.el7_6.4.s390x.rpm bind-pkcs11-9.9.4-74.el7_6.4.s390x.rpm bind-pkcs11-devel-9.9.4-74.el7_6.4.s390.rpm bind-pkcs11-devel-9.9.4-74.el7_6.4.s390x.rpm bind-pkcs11-libs-9.9.4-74.el7_6.4.s390.rpm bind-pkcs11-libs-9.9.4-74.el7_6.4.s390x.rpm bind-pkcs11-utils-9.9.4-74.el7_6.4.s390x.rpm bind-sdb-9.9.4-74.el7_6.4.s390x.rpm bind-sdb-chroot-9.9.4-74.el7_6.4.s390x.rpm x86_64: bind-debuginfo-9.9.4-74.el7_6.4.i686.rpm bind-debuginfo-9.9.4-74.el7_6.4.x86_64.rpm bind-devel-9.9.4-74.el7_6.4.i686.rpm bind-devel-9.9.4-74.el7_6.4.x86_64.rpm bind-lite-devel-9.9.4-74.el7_6.4.i686.rpm bind-lite-devel-9.9.4-74.el7_6.4.x86_64.rpm bind-pkcs11-devel-9.9.4-74.el7_6.4.i686.rpm bind-pkcs11-devel-9.9.4-74.el7_6.4.x86_64.rpm bind-sdb-9.9.4-74.el7_6.4.x86_64.rpm bind-sdb-chroot-9.9.4-74.el7_6.4.x86_64.rpm Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7): aarch64: bind-debuginfo-9.9.4-74.el7_6.4.aarch64.rpm bind-devel-9.9.4-74.el7_6.4.aarch64.rpm bind-lite-devel-9.9.4-74.el7_6.4.aarch64.rpm bind-pkcs11-devel-9.9.4-74.el7_6.4.aarch64.rpm bind-sdb-9.9.4-74.el7_6.4.aarch64.rpm bind-sdb-chroot-9.9.4-74.el7_6.4.aarch64.rpm ppc64le: bind-debuginfo-9.9.4-74.el7_6.4.ppc64le.rpm bind-devel-9.9.4-74.el7_6.4.ppc64le.rpm bind-lite-devel-9.9.4-74.el7_6.4.ppc64le.rpm bind-pkcs11-devel-9.9.4-74.el7_6.4.ppc64le.rpm bind-sdb-9.9.4-74.el7_6.4.ppc64le.rpm bind-sdb-chroot-9.9.4-74.el7_6.4.ppc64le.rpm s390x: bind-debuginfo-9.9.4-74.el7_6.4.s390.rpm bind-debuginfo-9.9.4-74.el7_6.4.s390x.rpm bind-devel-9.9.4-74.el7_6.4.s390.rpm bind-devel-9.9.4-74.el7_6.4.s390x.rpm bind-lite-devel-9.9.4-74.el7_6.4.s390.rpm bind-lite-devel-9.9.4-74.el7_6.4.s390x.rpm bind-pkcs11-9.9.4-74.el7_6.4.s390x.rpm bind-pkcs11-devel-9.9.4-74.el7_6.4.s390.rpm bind-pkcs11-devel-9.9.4-74.el7_6.4.s390x.rpm bind-pkcs11-libs-9.9.4-74.el7_6.4.s390.rpm bind-pkcs11-libs-9.9.4-74.el7_6.4.s390x.rpm bind-pkcs11-utils-9.9.4-74.el7_6.4.s390x.rpm bind-sdb-9.9.4-74.el7_6.4.s390x.rpm bind-sdb-chroot-9.9.4-74.el7_6.4.s390x.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 iQIVAwUBXzvPWNzjgjWX9erEAQhQyRAAnxD9PRh6s8M0dr/s5alz3+PhYJImyu2L ACYKqdzb3N+O9vx2CfOkOVh28o87nSE+j6T30OnV2pLtxAKppcgjY4uXT7GR9V0t PqxHhcqN/KoEwpw+KMiVc4reaPzoZATQQqUMI5+syHRPPgYATAQD4qES5+bDgeTS Rd9GeM82zB1lmXCP6+rzzLJKnFSmJODdYS9Clz++0oVEh9OK1P7onHp7UeWbHmeC Ki9ChSSMSRZrSD9sGnwK6rAW3vQ/sAGwUGcQ9YaUhOilK6ZX0LTYJGLGtT3byfo4 X0IJVj3euwFmaYD9A2kRfi5FB6/gy959gLSlFsg0znCooAPXSRH6l78dNixvah9o 5WD0fgmG8uv40u+ogx7dsOf1EOSH5w/dUqEpOLx092CTsv/wYHzCODoytYiBhz43 frQlqPq71DRDLHIDBxu6w+FmjBwfgt7trBMJ8AMJcvbYgOxzDzVGtoNTlL6s2Fm2 OMbi36UrzqCPj08q0Xi2wJZZQk03n0lkLbHR93v4J6n8CdvzS953eHsQCIsGQf00 cvKa8PwneZNOlls56MmMH35aRiwxbzO1wVgcXTIDbzQJEQvylh9DMb7/hjNw4uzZ MKDVEYCxgD9HN2EzPILKudYbR7yD6h3FyyBs4muSOgQPY2MiXbXNfApYBJH7KapV 7Ubhpgbd4Yo= =Oe0L -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce