-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Moderate: bind security update Advisory ID: RHSA-2020:5203-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:5203 Issue date: 2020-11-24 CVE Names: CVE-2020-8622 CVE-2020-8623 CVE-2020-8624 ==================================================================== 1. Summary: An update for bind is now available for Red Hat Enterprise Linux 7.7 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Moderate. 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. 7.7) - noarch, x86_64 Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.7) - x86_64 Red Hat Enterprise Linux Server EUS (v. 7.7) - noarch, ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Server Optional EUS (v. 7.7) - ppc64, ppc64le, s390x, 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: truncated TSIG response can lead to an assertion failure (CVE-2020-8622) * bind: remotely triggerable assertion failure in pk11.c (CVE-2020-8623) * bind: incorrect enforcement of update-policy rules of type "subdomain" (CVE-2020-8624) 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/): 1869473 - CVE-2020-8622 bind: truncated TSIG response can lead to an assertion failure 1869477 - CVE-2020-8623 bind: remotely triggerable assertion failure in pk11.c 1869480 - CVE-2020-8624 bind: incorrect enforcement of update-policy rules of type "subdomain" 6. Package List: Red Hat Enterprise Linux ComputeNode EUS (v. 7.7): Source: bind-9.11.4-9.P2.el7_7.3.src.rpm noarch: bind-license-9.11.4-9.P2.el7_7.3.noarch.rpm x86_64: bind-debuginfo-9.11.4-9.P2.el7_7.3.i686.rpm bind-debuginfo-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-export-libs-9.11.4-9.P2.el7_7.3.i686.rpm bind-export-libs-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-libs-9.11.4-9.P2.el7_7.3.i686.rpm bind-libs-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-libs-lite-9.11.4-9.P2.el7_7.3.i686.rpm bind-libs-lite-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-utils-9.11.4-9.P2.el7_7.3.x86_64.rpm Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.7): x86_64: bind-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-chroot-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-debuginfo-9.11.4-9.P2.el7_7.3.i686.rpm bind-debuginfo-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-devel-9.11.4-9.P2.el7_7.3.i686.rpm bind-devel-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-export-devel-9.11.4-9.P2.el7_7.3.i686.rpm bind-export-devel-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-lite-devel-9.11.4-9.P2.el7_7.3.i686.rpm bind-lite-devel-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-pkcs11-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-pkcs11-devel-9.11.4-9.P2.el7_7.3.i686.rpm bind-pkcs11-devel-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-pkcs11-libs-9.11.4-9.P2.el7_7.3.i686.rpm bind-pkcs11-libs-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-pkcs11-utils-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-sdb-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-sdb-chroot-9.11.4-9.P2.el7_7.3.x86_64.rpm Red Hat Enterprise Linux Server EUS (v. 7.7): Source: bind-9.11.4-9.P2.el7_7.3.src.rpm noarch: bind-license-9.11.4-9.P2.el7_7.3.noarch.rpm ppc64: bind-9.11.4-9.P2.el7_7.3.ppc64.rpm bind-chroot-9.11.4-9.P2.el7_7.3.ppc64.rpm bind-debuginfo-9.11.4-9.P2.el7_7.3.ppc.rpm bind-debuginfo-9.11.4-9.P2.el7_7.3.ppc64.rpm bind-export-libs-9.11.4-9.P2.el7_7.3.ppc.rpm bind-export-libs-9.11.4-9.P2.el7_7.3.ppc64.rpm bind-libs-9.11.4-9.P2.el7_7.3.ppc.rpm bind-libs-9.11.4-9.P2.el7_7.3.ppc64.rpm bind-libs-lite-9.11.4-9.P2.el7_7.3.ppc.rpm bind-libs-lite-9.11.4-9.P2.el7_7.3.ppc64.rpm bind-pkcs11-9.11.4-9.P2.el7_7.3.ppc64.rpm bind-pkcs11-libs-9.11.4-9.P2.el7_7.3.ppc.rpm bind-pkcs11-libs-9.11.4-9.P2.el7_7.3.ppc64.rpm bind-pkcs11-utils-9.11.4-9.P2.el7_7.3.ppc64.rpm bind-utils-9.11.4-9.P2.el7_7.3.ppc64.rpm ppc64le: bind-9.11.4-9.P2.el7_7.3.ppc64le.rpm bind-chroot-9.11.4-9.P2.el7_7.3.ppc64le.rpm bind-debuginfo-9.11.4-9.P2.el7_7.3.ppc64le.rpm bind-export-libs-9.11.4-9.P2.el7_7.3.ppc64le.rpm bind-libs-9.11.4-9.P2.el7_7.3.ppc64le.rpm bind-libs-lite-9.11.4-9.P2.el7_7.3.ppc64le.rpm bind-pkcs11-9.11.4-9.P2.el7_7.3.ppc64le.rpm bind-pkcs11-libs-9.11.4-9.P2.el7_7.3.ppc64le.rpm bind-pkcs11-utils-9.11.4-9.P2.el7_7.3.ppc64le.rpm bind-utils-9.11.4-9.P2.el7_7.3.ppc64le.rpm s390x: bind-9.11.4-9.P2.el7_7.3.s390x.rpm bind-chroot-9.11.4-9.P2.el7_7.3.s390x.rpm bind-debuginfo-9.11.4-9.P2.el7_7.3.s390.rpm bind-debuginfo-9.11.4-9.P2.el7_7.3.s390x.rpm bind-export-libs-9.11.4-9.P2.el7_7.3.s390.rpm bind-export-libs-9.11.4-9.P2.el7_7.3.s390x.rpm bind-libs-9.11.4-9.P2.el7_7.3.s390.rpm bind-libs-9.11.4-9.P2.el7_7.3.s390x.rpm bind-libs-lite-9.11.4-9.P2.el7_7.3.s390.rpm bind-libs-lite-9.11.4-9.P2.el7_7.3.s390x.rpm bind-pkcs11-9.11.4-9.P2.el7_7.3.s390x.rpm bind-pkcs11-libs-9.11.4-9.P2.el7_7.3.s390.rpm bind-pkcs11-libs-9.11.4-9.P2.el7_7.3.s390x.rpm bind-pkcs11-utils-9.11.4-9.P2.el7_7.3.s390x.rpm bind-utils-9.11.4-9.P2.el7_7.3.s390x.rpm x86_64: bind-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-chroot-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-debuginfo-9.11.4-9.P2.el7_7.3.i686.rpm bind-debuginfo-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-export-libs-9.11.4-9.P2.el7_7.3.i686.rpm bind-export-libs-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-libs-9.11.4-9.P2.el7_7.3.i686.rpm bind-libs-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-libs-lite-9.11.4-9.P2.el7_7.3.i686.rpm bind-libs-lite-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-pkcs11-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-pkcs11-libs-9.11.4-9.P2.el7_7.3.i686.rpm bind-pkcs11-libs-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-pkcs11-utils-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-utils-9.11.4-9.P2.el7_7.3.x86_64.rpm Red Hat Enterprise Linux Server Optional EUS (v. 7.7): ppc64: bind-debuginfo-9.11.4-9.P2.el7_7.3.ppc.rpm bind-debuginfo-9.11.4-9.P2.el7_7.3.ppc64.rpm bind-devel-9.11.4-9.P2.el7_7.3.ppc.rpm bind-devel-9.11.4-9.P2.el7_7.3.ppc64.rpm bind-export-devel-9.11.4-9.P2.el7_7.3.ppc.rpm bind-export-devel-9.11.4-9.P2.el7_7.3.ppc64.rpm bind-lite-devel-9.11.4-9.P2.el7_7.3.ppc.rpm bind-lite-devel-9.11.4-9.P2.el7_7.3.ppc64.rpm bind-pkcs11-devel-9.11.4-9.P2.el7_7.3.ppc.rpm bind-pkcs11-devel-9.11.4-9.P2.el7_7.3.ppc64.rpm bind-sdb-9.11.4-9.P2.el7_7.3.ppc64.rpm bind-sdb-chroot-9.11.4-9.P2.el7_7.3.ppc64.rpm ppc64le: bind-debuginfo-9.11.4-9.P2.el7_7.3.ppc64le.rpm bind-devel-9.11.4-9.P2.el7_7.3.ppc64le.rpm bind-export-devel-9.11.4-9.P2.el7_7.3.ppc64le.rpm bind-lite-devel-9.11.4-9.P2.el7_7.3.ppc64le.rpm bind-pkcs11-devel-9.11.4-9.P2.el7_7.3.ppc64le.rpm bind-sdb-9.11.4-9.P2.el7_7.3.ppc64le.rpm bind-sdb-chroot-9.11.4-9.P2.el7_7.3.ppc64le.rpm s390x: bind-debuginfo-9.11.4-9.P2.el7_7.3.s390.rpm bind-debuginfo-9.11.4-9.P2.el7_7.3.s390x.rpm bind-devel-9.11.4-9.P2.el7_7.3.s390.rpm bind-devel-9.11.4-9.P2.el7_7.3.s390x.rpm bind-export-devel-9.11.4-9.P2.el7_7.3.s390.rpm bind-export-devel-9.11.4-9.P2.el7_7.3.s390x.rpm bind-lite-devel-9.11.4-9.P2.el7_7.3.s390.rpm bind-lite-devel-9.11.4-9.P2.el7_7.3.s390x.rpm bind-pkcs11-devel-9.11.4-9.P2.el7_7.3.s390.rpm bind-pkcs11-devel-9.11.4-9.P2.el7_7.3.s390x.rpm bind-sdb-9.11.4-9.P2.el7_7.3.s390x.rpm bind-sdb-chroot-9.11.4-9.P2.el7_7.3.s390x.rpm x86_64: bind-debuginfo-9.11.4-9.P2.el7_7.3.i686.rpm bind-debuginfo-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-devel-9.11.4-9.P2.el7_7.3.i686.rpm bind-devel-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-export-devel-9.11.4-9.P2.el7_7.3.i686.rpm bind-export-devel-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-lite-devel-9.11.4-9.P2.el7_7.3.i686.rpm bind-lite-devel-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-pkcs11-devel-9.11.4-9.P2.el7_7.3.i686.rpm bind-pkcs11-devel-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-sdb-9.11.4-9.P2.el7_7.3.x86_64.rpm bind-sdb-chroot-9.11.4-9.P2.el7_7.3.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-2020-8622 https://access.redhat.com/security/cve/CVE-2020-8623 https://access.redhat.com/security/cve/CVE-2020-8624 https://access.redhat.com/security/updates/classification/#moderate 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 iQIVAwUBX7znndzjgjWX9erEAQj0XRAAotokbmGV1mB4mdO4q74PsznBxyOTfLF6 PbAUNiPDedCDBmXseqoUqJs4cyxqSiLZe2R6j+g77R7uaPLUZuwzfwW4IBKqivXQ YYPxStXpF9VzyZ138Mv/Be2owd0YjM0ixJQjtK+ozo+MSaY0x4CJqQhlZSyCpgoV /m0DwtihIhHA/jkSrOkNCWPA4vliex/UzAxcNPy0DqAMjGqlWyUJxxlko2HRuBQi 6QbR4uePCktFiAIHA4jMMGiBJIheCSEf8YWbdI3iQyryhGcqzCTIE5izcIZ07JdY 102qN+uJcdoxqQNPIdAqoXzUfa4BEMkmKXMie4x1y6DQeXuPWl+f1b487q5B3WkV MnxRDvD4jzm0vwZpJgXVHJSs2ZQk0y7oVrH4/8Gleo5ewxlR70IIArDYxU6qeFX8 wzl0U6WQPvLvjpBkaJ/n9ttRZyeuKBf7Ob+Jxh1fM9HbVdlklXWBDRPn+bfmBZNS 7wRNZBd1fD1+ORClNckw0KhWEQ6gDVy8Yd9DN90dzeO0DnRxCug1FU6a7r2m3GWB WDMl57i6C28BiV8p+zRxXZ9PD0EP/9RzxJePJ0jAzca7Aax/7z/eV0s2stM9Mfqs 61UjvjhMna3YaAP5fUIyKAh76nRBA8u4ksT+m4qbWe8EG29npkepZ9m9YY7Fli+M +d+Obr0d6BI=kyrh -----END PGP SIGNATURE----- -- RHSA-announce mailing list This email address is being protected from spambots. You need JavaScript enabled to view it.
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: truncated TSIG response can lead to an assertion failure
(CVE-2020-8622)
* bind: remotely triggerable assertion failure in pk11.c (CVE-2020-8623)
* bind: incorrect enforcement of update-policy rules of type "subdomain"
(CVE-2020-8624)
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-2020-8622 https://access.redhat.com/security/cve/CVE-2020-8623 https://access.redhat.com/security/cve/CVE-2020-8624 https://access.redhat.com/security/updates/classification/#moderate
Red Hat Enterprise Linux ComputeNode EUS (v. 7.7):
Source:
bind-9.11.4-9.P2.el7_7.3.src.rpm
noarch:
bind-license-9.11.4-9.P2.el7_7.3.noarch.rpm
x86_64:
bind-debuginfo-9.11.4-9.P2.el7_7.3.i686.rpm
bind-debuginfo-9.11.4-9.P2.el7_7.3.x86_64.rpm
bind-export-libs-9.11.4-9.P2.el7_7.3.i686.rpm
bind-export-libs-9.11.4-9.P2.el7_7.3.x86_64.rpm
bind-libs-9.11.4-9.P2.el7_7.3.i686.rpm
bind-libs-9.11.4-9.P2.el7_7.3.x86_64.rpm
bind-libs-lite-9.11.4-9.P2.el7_7.3.i686.rpm
bind-libs-lite-9.11.4-9.P2.el7_7.3.x86_64.rpm
bind-utils-9.11.4-9.P2.el7_7.3.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.7):
x86_64:
bind-9.11.4-9.P2.el7_7.3.x86_64.rpm
bind-chroot-9.11.4-9.P2.el7_7.3.x86_64.rpm
bind-debuginfo-9.11.4-9.P2.el7_7.3.i686.rpm
bind-debuginfo-9.11.4-9.P2.el7_7.3.x86_64.rpm
bind-devel-9.11.4-9.P2.el7_7.3.i686.rpm
bind-devel-9.11.4-9.P2.el7_7.3.x86_64.rpm
bind-export-devel-9.11.4-9.P2.el7_7.3.i686.rpm
bind-export-devel-9.11.4-9.P2.el7_7.3.x86_64.rpm
bind-lite-devel-9.11.4-9.P2.el7_7.3.i686.rpm
bind-lite-devel-9.11.4-9.P2.el7_7.3.x86_64.rpm
bind-pkcs11-9.11.4-9.P2.el7_7.3.x86_64.rpm
bind-pkcs11-devel-9.11.4-9.P2.el7_7.3.i686.rpm
bind-pkcs11-devel-9.11.4-9.P2.el7_7.3.x86_64.rpm
bind-pkcs11-libs-9.11.4-9.P2.el7_7.3.i686.rpm
bind-pkcs11-libs-9.11.4-9.P2.el7_7.3.x86_64.rpm
Read the Full Advisory
An update for bind is now available for Red Hat Enterprise Linux 7.7Extended Update Support.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.
Red Hat Enterprise Linux ComputeNode EUS (v. 7.7) - noarch, x86_64
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.7) - x86_64
Red Hat Enterprise Linux Server EUS (v. 7.7) - noarch, ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional EUS (v. 7.7) - ppc64, ppc64le, s390x, x86_64
1869473 - CVE-2020-8622 bind: truncated TSIG response can lead to an assertion failure
1869477 - CVE-2020-8623 bind: remotely triggerable assertion failure in pk11.c
1869480 - CVE-2020-8624 bind: incorrect enforcement of update-policy rules of type "subdomain"
Get the latest Linux and open source security news straight to your inbox.