-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: bind security update Advisory ID: RHSA-2020:3379-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:3379 Issue date: 2020-08-10 CVE Names: CVE-2020-8616 CVE-2020-8617 ==================================================================== 1. Summary: An update for bind is now available for Red Hat Enterprise Linux 6.5 Advanced 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 Server AUS (v. 6.5) - x86_64 Red Hat Enterprise Linux Server Optional AUS (v. 6.5) - 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 Server AUS (v. 6.5): Source: bind-9.8.2-0.23.rc1.el6_5.9.src.rpm x86_64: bind-9.8.2-0.23.rc1.el6_5.9.x86_64.rpm bind-chroot-9.8.2-0.23.rc1.el6_5.9.x86_64.rpm bind-debuginfo-9.8.2-0.23.rc1.el6_5.9.i686.rpm bind-debuginfo-9.8.2-0.23.rc1.el6_5.9.x86_64.rpm bind-libs-9.8.2-0.23.rc1.el6_5.9.i686.rpm bind-libs-9.8.2-0.23.rc1.el6_5.9.x86_64.rpm bind-utils-9.8.2-0.23.rc1.el6_5.9.x86_64.rpm Red Hat Enterprise Linux Server Optional AUS (v. 6.5): Source: bind-9.8.2-0.23.rc1.el6_5.9.src.rpm x86_64: bind-debuginfo-9.8.2-0.23.rc1.el6_5.9.i686.rpm bind-debuginfo-9.8.2-0.23.rc1.el6_5.9.x86_64.rpm bind-devel-9.8.2-0.23.rc1.el6_5.9.i686.rpm bind-devel-9.8.2-0.23.rc1.el6_5.9.x86_64.rpm bind-sdb-9.8.2-0.23.rc1.el6_5.9.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 iQIVAwUBXzEO2NzjgjWX9erEAQjbEw/+PvCc0gFZkCcKkoRXGQXQpnzr1jMfrSrm Uqevryewu4voOX0fbH7PB7Ny3BuDv+d+/AXXMW4ZsbQ31hsga5eIOaoH/8WN95AV 3gEkIGWMiumuVLPNqP1ff5NRcZ1wPmBYkOlh9jlDQiFPloK1QQk7iNLy/MQLZ0oP jXQL9jRmUrb4DK3SH8Lr30soEz1J5UQqHhkNvXjeZSPBJYRb5TMh4dJiU6d1e/Vk 3aCUV/jBtVPVviMH0qdoF1HUZZoYm5IReAjiEFR0F5Cl6nOIyIW0vEFwt6Pz4k7w e3uB0y5p9clYgf2sTCghkxHDePQHMiBedCQaBgsc3eItsyiPdx6LbkUWjLqhXOGq 8PWT3GTqocpO1SeS/5WZ4TGI/2AtW56HgzPUCzKW8mkRddrHXc3rlzMyBx5g49hE tOUsn/mIbP7BczvlR2pHIlUtnbZ5JWmwLOD+ppg1Yj6WVRdCPL6myPuf5NaL5vPK GSHEQZg6yomlAYDb2txU0l4Pjk+TRLlkSEIxyXwSj9RGalq1e68ejNr4o5U1fBQv KvdO/XxxC1Jl2vjL6fS23HBc6HfPzZrX0Nc3uZlBg/20Bi2Ti4D4rp1hfTMN8hvp lDmDVUJ6JukgVfwiECeLNIEL1JcqxxnB+sKjyTH83Xe1yc8dV5g6HEuqZ18bbZLp SX/OfVYegHQ=NB2T -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce