-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ===================================================================== Red Hat Security Advisory Synopsis: Important: bind security update Advisory ID: RHSA-2017:1095-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2017:1095 Issue date: 2017-04-19 CVE Names: CVE-2017-3136 CVE-2017-3137 ===================================================================== 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) - aarch64, noarch, ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Server Optional (v. 7) - aarch64, 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): * A denial of service flaw was found in the way BIND handled a query response containing CNAME or DNAME resource records in an unusual order. A remote attacker could use this flaw to make named exit unexpectedly with an assertion failure via a specially crafted DNS response. (CVE-2017-3137) * A denial of service flaw was found in the way BIND handled query requests when using DNS64 with "break-dnssec yes" option. A remote attacker could use this flaw to make named exit unexpectedly with an assertion failure via a specially crafted DNS request. (CVE-2017-3136) Red Hat would like to thank ISC for reporting these issues. Upstream acknowledges Oleg Gorokhov (Yandex) as the original reporter of CVE-2017-3136. 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/): 1441125 - CVE-2017-3136 bind: Incorrect error handling causes assertion failure when using DNS64 with "break-dnssec yes;" 1441133 - CVE-2017-3137 bind: Processing a response containing CNAME or DNAME with unusual order can crash resolver 6. Package List: Red Hat Enterprise Linux Client (v. 7): Source: bind-9.9.4-38.el7_3.3.src.rpm noarch: bind-license-9.9.4-38.el7_3.3.noarch.rpm x86_64: bind-debuginfo-9.9.4-38.el7_3.3.i686.rpm bind-debuginfo-9.9.4-38.el7_3.3.x86_64.rpm bind-libs-9.9.4-38.el7_3.3.i686.rpm bind-libs-9.9.4-38.el7_3.3.x86_64.rpm bind-libs-lite-9.9.4-38.el7_3.3.i686.rpm bind-libs-lite-9.9.4-38.el7_3.3.x86_64.rpm bind-utils-9.9.4-38.el7_3.3.x86_64.rpm Red Hat Enterprise Linux Client Optional (v. 7): x86_64: bind-9.9.4-38.el7_3.3.x86_64.rpm bind-chroot-9.9.4-38.el7_3.3.x86_64.rpm bind-debuginfo-9.9.4-38.el7_3.3.i686.rpm bind-debuginfo-9.9.4-38.el7_3.3.x86_64.rpm bind-devel-9.9.4-38.el7_3.3.i686.rpm bind-devel-9.9.4-38.el7_3.3.x86_64.rpm bind-lite-devel-9.9.4-38.el7_3.3.i686.rpm bind-lite-devel-9.9.4-38.el7_3.3.x86_64.rpm bind-pkcs11-9.9.4-38.el7_3.3.x86_64.rpm bind-pkcs11-devel-9.9.4-38.el7_3.3.i686.rpm bind-pkcs11-devel-9.9.4-38.el7_3.3.x86_64.rpm bind-pkcs11-libs-9.9.4-38.el7_3.3.i686.rpm bind-pkcs11-libs-9.9.4-38.el7_3.3.x86_64.rpm bind-pkcs11-utils-9.9.4-38.el7_3.3.x86_64.rpm bind-sdb-9.9.4-38.el7_3.3.x86_64.rpm bind-sdb-chroot-9.9.4-38.el7_3.3.x86_64.rpm Red Hat Enterprise Linux ComputeNode (v. 7): Source: bind-9.9.4-38.el7_3.3.src.rpm noarch: bind-license-9.9.4-38.el7_3.3.noarch.rpm x86_64: bind-debuginfo-9.9.4-38.el7_3.3.i686.rpm bind-debuginfo-9.9.4-38.el7_3.3.x86_64.rpm bind-libs-9.9.4-38.el7_3.3.i686.rpm bind-libs-9.9.4-38.el7_3.3.x86_64.rpm bind-libs-lite-9.9.4-38.el7_3.3.i686.rpm bind-libs-lite-9.9.4-38.el7_3.3.x86_64.rpm bind-utils-9.9.4-38.el7_3.3.x86_64.rpm Red Hat Enterprise Linux ComputeNode Optional (v. 7): x86_64: bind-9.9.4-38.el7_3.3.x86_64.rpm bind-chroot-9.9.4-38.el7_3.3.x86_64.rpm bind-debuginfo-9.9.4-38.el7_3.3.i686.rpm bind-debuginfo-9.9.4-38.el7_3.3.x86_64.rpm bind-devel-9.9.4-38.el7_3.3.i686.rpm bind-devel-9.9.4-38.el7_3.3.x86_64.rpm bind-lite-devel-9.9.4-38.el7_3.3.i686.rpm bind-lite-devel-9.9.4-38.el7_3.3.x86_64.rpm bind-pkcs11-9.9.4-38.el7_3.3.x86_64.rpm bind-pkcs11-devel-9.9.4-38.el7_3.3.i686.rpm bind-pkcs11-devel-9.9.4-38.el7_3.3.x86_64.rpm bind-pkcs11-libs-9.9.4-38.el7_3.3.i686.rpm bind-pkcs11-libs-9.9.4-38.el7_3.3.x86_64.rpm bind-pkcs11-utils-9.9.4-38.el7_3.3.x86_64.rpm bind-sdb-9.9.4-38.el7_3.3.x86_64.rpm bind-sdb-chroot-9.9.4-38.el7_3.3.x86_64.rpm Red Hat Enterprise Linux Server (v. 7): Source: bind-9.9.4-38.el7_3.3.src.rpm aarch64: bind-9.9.4-38.el7_3.3.aarch64.rpm bind-chroot-9.9.4-38.el7_3.3.aarch64.rpm bind-debuginfo-9.9.4-38.el7_3.3.aarch64.rpm bind-libs-9.9.4-38.el7_3.3.aarch64.rpm bind-libs-lite-9.9.4-38.el7_3.3.aarch64.rpm bind-pkcs11-9.9.4-38.el7_3.3.aarch64.rpm bind-pkcs11-libs-9.9.4-38.el7_3.3.aarch64.rpm bind-pkcs11-utils-9.9.4-38.el7_3.3.aarch64.rpm bind-utils-9.9.4-38.el7_3.3.aarch64.rpm noarch: bind-license-9.9.4-38.el7_3.3.noarch.rpm ppc64: bind-9.9.4-38.el7_3.3.ppc64.rpm bind-chroot-9.9.4-38.el7_3.3.ppc64.rpm bind-debuginfo-9.9.4-38.el7_3.3.ppc.rpm bind-debuginfo-9.9.4-38.el7_3.3.ppc64.rpm bind-libs-9.9.4-38.el7_3.3.ppc.rpm bind-libs-9.9.4-38.el7_3.3.ppc64.rpm bind-libs-lite-9.9.4-38.el7_3.3.ppc.rpm bind-libs-lite-9.9.4-38.el7_3.3.ppc64.rpm bind-utils-9.9.4-38.el7_3.3.ppc64.rpm ppc64le: bind-9.9.4-38.el7_3.3.ppc64le.rpm bind-chroot-9.9.4-38.el7_3.3.ppc64le.rpm bind-debuginfo-9.9.4-38.el7_3.3.ppc64le.rpm bind-libs-9.9.4-38.el7_3.3.ppc64le.rpm bind-libs-lite-9.9.4-38.el7_3.3.ppc64le.rpm bind-pkcs11-9.9.4-38.el7_3.3.ppc64le.rpm bind-pkcs11-libs-9.9.4-38.el7_3.3.ppc64le.rpm bind-pkcs11-utils-9.9.4-38.el7_3.3.ppc64le.rpm bind-utils-9.9.4-38.el7_3.3.ppc64le.rpm s390x: bind-9.9.4-38.el7_3.3.s390x.rpm bind-chroot-9.9.4-38.el7_3.3.s390x.rpm bind-debuginfo-9.9.4-38.el7_3.3.s390.rpm bind-debuginfo-9.9.4-38.el7_3.3.s390x.rpm bind-libs-9.9.4-38.el7_3.3.s390.rpm bind-libs-9.9.4-38.el7_3.3.s390x.rpm bind-libs-lite-9.9.4-38.el7_3.3.s390.rpm bind-libs-lite-9.9.4-38.el7_3.3.s390x.rpm bind-utils-9.9.4-38.el7_3.3.s390x.rpm x86_64: bind-9.9.4-38.el7_3.3.x86_64.rpm bind-chroot-9.9.4-38.el7_3.3.x86_64.rpm bind-debuginfo-9.9.4-38.el7_3.3.i686.rpm bind-debuginfo-9.9.4-38.el7_3.3.x86_64.rpm bind-libs-9.9.4-38.el7_3.3.i686.rpm bind-libs-9.9.4-38.el7_3.3.x86_64.rpm bind-libs-lite-9.9.4-38.el7_3.3.i686.rpm bind-libs-lite-9.9.4-38.el7_3.3.x86_64.rpm bind-pkcs11-9.9.4-38.el7_3.3.x86_64.rpm bind-pkcs11-libs-9.9.4-38.el7_3.3.i686.rpm bind-pkcs11-libs-9.9.4-38.el7_3.3.x86_64.rpm bind-pkcs11-utils-9.9.4-38.el7_3.3.x86_64.rpm bind-utils-9.9.4-38.el7_3.3.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 7): aarch64: bind-debuginfo-9.9.4-38.el7_3.3.aarch64.rpm bind-devel-9.9.4-38.el7_3.3.aarch64.rpm bind-lite-devel-9.9.4-38.el7_3.3.aarch64.rpm bind-pkcs11-devel-9.9.4-38.el7_3.3.aarch64.rpm bind-sdb-9.9.4-38.el7_3.3.aarch64.rpm bind-sdb-chroot-9.9.4-38.el7_3.3.aarch64.rpm ppc64: bind-debuginfo-9.9.4-38.el7_3.3.ppc.rpm bind-debuginfo-9.9.4-38.el7_3.3.ppc64.rpm bind-devel-9.9.4-38.el7_3.3.ppc.rpm bind-devel-9.9.4-38.el7_3.3.ppc64.rpm bind-lite-devel-9.9.4-38.el7_3.3.ppc.rpm bind-lite-devel-9.9.4-38.el7_3.3.ppc64.rpm bind-pkcs11-9.9.4-38.el7_3.3.ppc64.rpm bind-pkcs11-devel-9.9.4-38.el7_3.3.ppc.rpm bind-pkcs11-devel-9.9.4-38.el7_3.3.ppc64.rpm bind-pkcs11-libs-9.9.4-38.el7_3.3.ppc.rpm bind-pkcs11-libs-9.9.4-38.el7_3.3.ppc64.rpm bind-pkcs11-utils-9.9.4-38.el7_3.3.ppc64.rpm bind-sdb-9.9.4-38.el7_3.3.ppc64.rpm bind-sdb-chroot-9.9.4-38.el7_3.3.ppc64.rpm ppc64le: bind-debuginfo-9.9.4-38.el7_3.3.ppc64le.rpm bind-devel-9.9.4-38.el7_3.3.ppc64le.rpm bind-lite-devel-9.9.4-38.el7_3.3.ppc64le.rpm bind-pkcs11-devel-9.9.4-38.el7_3.3.ppc64le.rpm bind-sdb-9.9.4-38.el7_3.3.ppc64le.rpm bind-sdb-chroot-9.9.4-38.el7_3.3.ppc64le.rpm s390x: bind-debuginfo-9.9.4-38.el7_3.3.s390.rpm bind-debuginfo-9.9.4-38.el7_3.3.s390x.rpm bind-devel-9.9.4-38.el7_3.3.s390.rpm bind-devel-9.9.4-38.el7_3.3.s390x.rpm bind-lite-devel-9.9.4-38.el7_3.3.s390.rpm bind-lite-devel-9.9.4-38.el7_3.3.s390x.rpm bind-pkcs11-9.9.4-38.el7_3.3.s390x.rpm bind-pkcs11-devel-9.9.4-38.el7_3.3.s390.rpm bind-pkcs11-devel-9.9.4-38.el7_3.3.s390x.rpm bind-pkcs11-libs-9.9.4-38.el7_3.3.s390.rpm bind-pkcs11-libs-9.9.4-38.el7_3.3.s390x.rpm bind-pkcs11-utils-9.9.4-38.el7_3.3.s390x.rpm bind-sdb-9.9.4-38.el7_3.3.s390x.rpm bind-sdb-chroot-9.9.4-38.el7_3.3.s390x.rpm x86_64: bind-debuginfo-9.9.4-38.el7_3.3.i686.rpm bind-debuginfo-9.9.4-38.el7_3.3.x86_64.rpm bind-devel-9.9.4-38.el7_3.3.i686.rpm bind-devel-9.9.4-38.el7_3.3.x86_64.rpm bind-lite-devel-9.9.4-38.el7_3.3.i686.rpm bind-lite-devel-9.9.4-38.el7_3.3.x86_64.rpm bind-pkcs11-devel-9.9.4-38.el7_3.3.i686.rpm bind-pkcs11-devel-9.9.4-38.el7_3.3.x86_64.rpm bind-sdb-9.9.4-38.el7_3.3.x86_64.rpm bind-sdb-chroot-9.9.4-38.el7_3.3.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: bind-9.9.4-38.el7_3.3.src.rpm noarch: bind-license-9.9.4-38.el7_3.3.noarch.rpm x86_64: bind-9.9.4-38.el7_3.3.x86_64.rpm bind-chroot-9.9.4-38.el7_3.3.x86_64.rpm bind-debuginfo-9.9.4-38.el7_3.3.i686.rpm bind-debuginfo-9.9.4-38.el7_3.3.x86_64.rpm bind-libs-9.9.4-38.el7_3.3.i686.rpm bind-libs-9.9.4-38.el7_3.3.x86_64.rpm bind-libs-lite-9.9.4-38.el7_3.3.i686.rpm bind-libs-lite-9.9.4-38.el7_3.3.x86_64.rpm bind-pkcs11-9.9.4-38.el7_3.3.x86_64.rpm bind-pkcs11-libs-9.9.4-38.el7_3.3.i686.rpm bind-pkcs11-libs-9.9.4-38.el7_3.3.x86_64.rpm bind-pkcs11-utils-9.9.4-38.el7_3.3.x86_64.rpm bind-utils-9.9.4-38.el7_3.3.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 7): x86_64: bind-debuginfo-9.9.4-38.el7_3.3.i686.rpm bind-debuginfo-9.9.4-38.el7_3.3.x86_64.rpm bind-devel-9.9.4-38.el7_3.3.i686.rpm bind-devel-9.9.4-38.el7_3.3.x86_64.rpm bind-lite-devel-9.9.4-38.el7_3.3.i686.rpm bind-lite-devel-9.9.4-38.el7_3.3.x86_64.rpm bind-pkcs11-devel-9.9.4-38.el7_3.3.i686.rpm bind-pkcs11-devel-9.9.4-38.el7_3.3.x86_64.rpm bind-sdb-9.9.4-38.el7_3.3.x86_64.rpm bind-sdb-chroot-9.9.4-38.el7_3.3.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-2017-3136 https://access.redhat.com/security/cve/CVE-2017-3137 https://access.redhat.com/security/updates/classification/#important https://kb.isc.org/article/AA-01465 https://kb.isc.org/article/AA-01466 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2017 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iD8DBQFY9wtWXlSAg2UNWIIRAqXnAKCthBscnCWgstyldrCSk9r10JuqzACgtZPD sQgZieiuAFeg4QSPpVa0nv8= =xQZg -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce