-----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 This email address is being protected from spambots. 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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.
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.
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
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
Read the Full Advisory
An update for bind is now available for Red Hat Enterprise Linux 7.6Extended Update Support.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.
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
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
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