-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Moderate: unbound security, bug fix, and enhancement update Advisory ID: RHSA-2022:7622-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2022:7622 Issue date: 2022-11-08 CVE Names: CVE-2022-30698 CVE-2022-30699 ==================================================================== 1. Summary: An update for unbound is now available for Red Hat Enterprise Linux 8. 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 AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64 3. Description: The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. The following packages have been upgraded to a later upstream version: unbound (1.16.2). (BZ#2027735) Security Fix(es): * unbound: the novel ghost domain where malicious users to trigger continued resolvability of malicious domain names (CVE-2022-30698) * unbound: novel ghost domain attack where malicious users to trigger continued resolvability of malicious domain names (CVE-2022-30699) 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. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.7 Release Notes linked from 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 5. Bugs fixed (https://bugzilla.redhat.com/): 1959468 - unbound-keygen needs to be stoped 2018806 - unbound-keygen requires openssl [rhel8] 2023549 - unbound support for RFC 8767 2027735 - [RFE] Rebase unbound to latest stable release 2038251 - AVC denials recorded for fsetid while running unbound with local socket, though it (unbound-control) still works! 2081958 - chroot functionality isn't available in unbound-1.7.3 in RHEL8 2116725 - CVE-2022-30698 unbound: the novel ghost domain where malicious users to trigger continued resolvability of malicious domain names 2116729 - CVE-2022-30699 unbound: novel ghost domain attack where malicious users to trigger continued resolvability of malicious domain names 6. Package List: Red Hat Enterprise Linux AppStream (v. 8): Source: unbound-1.16.2-2.el8.src.rpm aarch64: python3-unbound-1.16.2-2.el8.aarch64.rpm python3-unbound-debuginfo-1.16.2-2.el8.aarch64.rpm unbound-1.16.2-2.el8.aarch64.rpm unbound-debuginfo-1.16.2-2.el8.aarch64.rpm unbound-debugsource-1.16.2-2.el8.aarch64.rpm unbound-devel-1.16.2-2.el8.aarch64.rpm unbound-libs-1.16.2-2.el8.aarch64.rpm unbound-libs-debuginfo-1.16.2-2.el8.aarch64.rpm ppc64le: python3-unbound-1.16.2-2.el8.ppc64le.rpm python3-unbound-debuginfo-1.16.2-2.el8.ppc64le.rpm unbound-1.16.2-2.el8.ppc64le.rpm unbound-debuginfo-1.16.2-2.el8.ppc64le.rpm unbound-debugsource-1.16.2-2.el8.ppc64le.rpm unbound-devel-1.16.2-2.el8.ppc64le.rpm unbound-libs-1.16.2-2.el8.ppc64le.rpm unbound-libs-debuginfo-1.16.2-2.el8.ppc64le.rpm s390x: python3-unbound-1.16.2-2.el8.s390x.rpm python3-unbound-debuginfo-1.16.2-2.el8.s390x.rpm unbound-1.16.2-2.el8.s390x.rpm unbound-debuginfo-1.16.2-2.el8.s390x.rpm unbound-debugsource-1.16.2-2.el8.s390x.rpm unbound-devel-1.16.2-2.el8.s390x.rpm unbound-libs-1.16.2-2.el8.s390x.rpm unbound-libs-debuginfo-1.16.2-2.el8.s390x.rpm x86_64: python3-unbound-1.16.2-2.el8.x86_64.rpm python3-unbound-debuginfo-1.16.2-2.el8.i686.rpm python3-unbound-debuginfo-1.16.2-2.el8.x86_64.rpm unbound-1.16.2-2.el8.x86_64.rpm unbound-debuginfo-1.16.2-2.el8.i686.rpm unbound-debuginfo-1.16.2-2.el8.x86_64.rpm unbound-debugsource-1.16.2-2.el8.i686.rpm unbound-debugsource-1.16.2-2.el8.x86_64.rpm unbound-devel-1.16.2-2.el8.i686.rpm unbound-devel-1.16.2-2.el8.x86_64.rpm unbound-libs-1.16.2-2.el8.i686.rpm unbound-libs-1.16.2-2.el8.x86_64.rpm unbound-libs-debuginfo-1.16.2-2.el8.i686.rpm unbound-libs-debuginfo-1.16.2-2.el8.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-2022-30698 https://access.redhat.com/security/cve/CVE-2022-30699 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.7_release_notes/index 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2022 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBY2pSaNzjgjWX9erEAQi/Kg//YDJsezVsDdYsWXoPhm77vguQm1WZk6ly jihpm448rb3CVGF+BFNgzblnsppGiqwKniIqqrBdLGlNrdIdfwBNaQuUJWkczy9m 7SgE2ar8nhBjTDdOfHjXpsydqvNQGOlzFrmi7uprMK2o1K+ykbBB0I0vCThlUGLo SyKFN4FiQV46e5E+QuRdvnqGIbsj0xFTRVJJLQAsAJSKM1WNGK1wDJAobzwyHoYs 1WvoI9XxkB49a7VxhjjbBZF60BuFOydppCmQg/Z++EC7L9uH4rO4vpizxwYvUtjO iu7w0sDkNIO0rwaZ5g4SkqYqhsh5sO0sygowkkgq/IXjrInZMJ8HrxtFOHBNMwI/ nJkJ7yRpqhrnvcYeOj0e8NEMfozLqEyxC9G1yIjIkpyMwtDjk2B+hj5Hdpwnrwct Num7OVDhpGX0bcyQ2+IdRzrXPMvnQLIOPuTbSCx0liZY6a46JQb76GPCysj2S3GW if9IaGmnnT6j4+wgLkdb1GSjUHn5EcyDb/pNmlos0Ph2F1fS/jEqcvNZcQbf4NSU cJsvj6G+Bb4tM+pUHakIgCwHYldkxp0NeUcZL4b8qLIcz78PLFm8wKdtAk7wnOsX tvP8CHZHQnKqnxIr8/aiyHs7jhdsw5gXX4wAtk4J/5li4sACXWhhEoB286rbixa5 md+30gjiIog=xuvM -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce