Denial of Service in bind
ID: | RHSA-2021:2024-01 |
Distribution: | Red Hat |
Plattformen: | Red Hat Enterprise Linux |
Datum: | Mi, 19. Mai 2021, 23:30 |
Referenzen: | https://access.redhat.com/security/cve/CVE-2021-25215 |
Applikationen: | BIND |
Originalnachricht |
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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: bind security update Advisory ID: RHSA-2021:2024-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:2024 Issue date: 2021-05-19 CVE Names: CVE-2021-25215 ===================================================================== 1. Summary: An update for bind is now available for Red Hat Enterprise Linux 8.2 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 AppStream EUS (v. 8.2) - aarch64, noarch, ppc64le, s390x, x86_64 Red Hat Enterprise Linux BaseOS EUS (v. 8.2) - aarch64, 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: An assertion check can fail while answering queries for DNAME records that require the DNAME to be processed to resolve itself (CVE-2021-25215) 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/): 1953857 - CVE-2021-25215 bind: An assertion check can fail while answering queries for DNAME records that require the DNAME to be processed to resolve itself 6. Package List: Red Hat Enterprise Linux AppStream EUS (v. 8.2): aarch64: bind-9.11.13-6.el8_2.3.aarch64.rpm bind-chroot-9.11.13-6.el8_2.3.aarch64.rpm bind-debuginfo-9.11.13-6.el8_2.3.aarch64.rpm bind-debugsource-9.11.13-6.el8_2.3.aarch64.rpm bind-devel-9.11.13-6.el8_2.3.aarch64.rpm bind-export-libs-debuginfo-9.11.13-6.el8_2.3.aarch64.rpm bind-libs-9.11.13-6.el8_2.3.aarch64.rpm bind-libs-debuginfo-9.11.13-6.el8_2.3.aarch64.rpm bind-libs-lite-9.11.13-6.el8_2.3.aarch64.rpm bind-libs-lite-debuginfo-9.11.13-6.el8_2.3.aarch64.rpm bind-lite-devel-9.11.13-6.el8_2.3.aarch64.rpm bind-pkcs11-9.11.13-6.el8_2.3.aarch64.rpm bind-pkcs11-debuginfo-9.11.13-6.el8_2.3.aarch64.rpm bind-pkcs11-devel-9.11.13-6.el8_2.3.aarch64.rpm bind-pkcs11-libs-9.11.13-6.el8_2.3.aarch64.rpm bind-pkcs11-libs-debuginfo-9.11.13-6.el8_2.3.aarch64.rpm bind-pkcs11-utils-9.11.13-6.el8_2.3.aarch64.rpm bind-pkcs11-utils-debuginfo-9.11.13-6.el8_2.3.aarch64.rpm bind-sdb-9.11.13-6.el8_2.3.aarch64.rpm bind-sdb-chroot-9.11.13-6.el8_2.3.aarch64.rpm bind-sdb-debuginfo-9.11.13-6.el8_2.3.aarch64.rpm bind-utils-9.11.13-6.el8_2.3.aarch64.rpm bind-utils-debuginfo-9.11.13-6.el8_2.3.aarch64.rpm noarch: bind-license-9.11.13-6.el8_2.3.noarch.rpm python3-bind-9.11.13-6.el8_2.3.noarch.rpm ppc64le: bind-9.11.13-6.el8_2.3.ppc64le.rpm bind-chroot-9.11.13-6.el8_2.3.ppc64le.rpm bind-debuginfo-9.11.13-6.el8_2.3.ppc64le.rpm bind-debugsource-9.11.13-6.el8_2.3.ppc64le.rpm bind-devel-9.11.13-6.el8_2.3.ppc64le.rpm bind-export-libs-debuginfo-9.11.13-6.el8_2.3.ppc64le.rpm bind-libs-9.11.13-6.el8_2.3.ppc64le.rpm bind-libs-debuginfo-9.11.13-6.el8_2.3.ppc64le.rpm bind-libs-lite-9.11.13-6.el8_2.3.ppc64le.rpm bind-libs-lite-debuginfo-9.11.13-6.el8_2.3.ppc64le.rpm bind-lite-devel-9.11.13-6.el8_2.3.ppc64le.rpm bind-pkcs11-9.11.13-6.el8_2.3.ppc64le.rpm bind-pkcs11-debuginfo-9.11.13-6.el8_2.3.ppc64le.rpm bind-pkcs11-devel-9.11.13-6.el8_2.3.ppc64le.rpm bind-pkcs11-libs-9.11.13-6.el8_2.3.ppc64le.rpm bind-pkcs11-libs-debuginfo-9.11.13-6.el8_2.3.ppc64le.rpm bind-pkcs11-utils-9.11.13-6.el8_2.3.ppc64le.rpm bind-pkcs11-utils-debuginfo-9.11.13-6.el8_2.3.ppc64le.rpm bind-sdb-9.11.13-6.el8_2.3.ppc64le.rpm bind-sdb-chroot-9.11.13-6.el8_2.3.ppc64le.rpm bind-sdb-debuginfo-9.11.13-6.el8_2.3.ppc64le.rpm bind-utils-9.11.13-6.el8_2.3.ppc64le.rpm bind-utils-debuginfo-9.11.13-6.el8_2.3.ppc64le.rpm s390x: bind-9.11.13-6.el8_2.3.s390x.rpm bind-chroot-9.11.13-6.el8_2.3.s390x.rpm bind-debuginfo-9.11.13-6.el8_2.3.s390x.rpm bind-debugsource-9.11.13-6.el8_2.3.s390x.rpm bind-devel-9.11.13-6.el8_2.3.s390x.rpm bind-export-libs-debuginfo-9.11.13-6.el8_2.3.s390x.rpm bind-libs-9.11.13-6.el8_2.3.s390x.rpm bind-libs-debuginfo-9.11.13-6.el8_2.3.s390x.rpm bind-libs-lite-9.11.13-6.el8_2.3.s390x.rpm bind-libs-lite-debuginfo-9.11.13-6.el8_2.3.s390x.rpm bind-lite-devel-9.11.13-6.el8_2.3.s390x.rpm bind-pkcs11-9.11.13-6.el8_2.3.s390x.rpm bind-pkcs11-debuginfo-9.11.13-6.el8_2.3.s390x.rpm bind-pkcs11-devel-9.11.13-6.el8_2.3.s390x.rpm bind-pkcs11-libs-9.11.13-6.el8_2.3.s390x.rpm bind-pkcs11-libs-debuginfo-9.11.13-6.el8_2.3.s390x.rpm bind-pkcs11-utils-9.11.13-6.el8_2.3.s390x.rpm bind-pkcs11-utils-debuginfo-9.11.13-6.el8_2.3.s390x.rpm bind-sdb-9.11.13-6.el8_2.3.s390x.rpm bind-sdb-chroot-9.11.13-6.el8_2.3.s390x.rpm bind-sdb-debuginfo-9.11.13-6.el8_2.3.s390x.rpm bind-utils-9.11.13-6.el8_2.3.s390x.rpm bind-utils-debuginfo-9.11.13-6.el8_2.3.s390x.rpm x86_64: bind-9.11.13-6.el8_2.3.x86_64.rpm bind-chroot-9.11.13-6.el8_2.3.x86_64.rpm bind-debuginfo-9.11.13-6.el8_2.3.i686.rpm bind-debuginfo-9.11.13-6.el8_2.3.x86_64.rpm bind-debugsource-9.11.13-6.el8_2.3.i686.rpm bind-debugsource-9.11.13-6.el8_2.3.x86_64.rpm bind-devel-9.11.13-6.el8_2.3.i686.rpm bind-devel-9.11.13-6.el8_2.3.x86_64.rpm bind-export-libs-debuginfo-9.11.13-6.el8_2.3.i686.rpm bind-export-libs-debuginfo-9.11.13-6.el8_2.3.x86_64.rpm bind-libs-9.11.13-6.el8_2.3.i686.rpm bind-libs-9.11.13-6.el8_2.3.x86_64.rpm bind-libs-debuginfo-9.11.13-6.el8_2.3.i686.rpm bind-libs-debuginfo-9.11.13-6.el8_2.3.x86_64.rpm bind-libs-lite-9.11.13-6.el8_2.3.i686.rpm bind-libs-lite-9.11.13-6.el8_2.3.x86_64.rpm bind-libs-lite-debuginfo-9.11.13-6.el8_2.3.i686.rpm bind-libs-lite-debuginfo-9.11.13-6.el8_2.3.x86_64.rpm bind-lite-devel-9.11.13-6.el8_2.3.i686.rpm bind-lite-devel-9.11.13-6.el8_2.3.x86_64.rpm bind-pkcs11-9.11.13-6.el8_2.3.x86_64.rpm bind-pkcs11-debuginfo-9.11.13-6.el8_2.3.i686.rpm bind-pkcs11-debuginfo-9.11.13-6.el8_2.3.x86_64.rpm bind-pkcs11-devel-9.11.13-6.el8_2.3.i686.rpm bind-pkcs11-devel-9.11.13-6.el8_2.3.x86_64.rpm bind-pkcs11-libs-9.11.13-6.el8_2.3.i686.rpm bind-pkcs11-libs-9.11.13-6.el8_2.3.x86_64.rpm bind-pkcs11-libs-debuginfo-9.11.13-6.el8_2.3.i686.rpm bind-pkcs11-libs-debuginfo-9.11.13-6.el8_2.3.x86_64.rpm bind-pkcs11-utils-9.11.13-6.el8_2.3.x86_64.rpm bind-pkcs11-utils-debuginfo-9.11.13-6.el8_2.3.i686.rpm bind-pkcs11-utils-debuginfo-9.11.13-6.el8_2.3.x86_64.rpm bind-sdb-9.11.13-6.el8_2.3.x86_64.rpm bind-sdb-chroot-9.11.13-6.el8_2.3.x86_64.rpm bind-sdb-debuginfo-9.11.13-6.el8_2.3.i686.rpm bind-sdb-debuginfo-9.11.13-6.el8_2.3.x86_64.rpm bind-utils-9.11.13-6.el8_2.3.x86_64.rpm bind-utils-debuginfo-9.11.13-6.el8_2.3.i686.rpm bind-utils-debuginfo-9.11.13-6.el8_2.3.x86_64.rpm Red Hat Enterprise Linux BaseOS EUS (v. 8.2): Source: bind-9.11.13-6.el8_2.3.src.rpm aarch64: bind-debuginfo-9.11.13-6.el8_2.3.aarch64.rpm bind-debugsource-9.11.13-6.el8_2.3.aarch64.rpm bind-export-devel-9.11.13-6.el8_2.3.aarch64.rpm bind-export-libs-9.11.13-6.el8_2.3.aarch64.rpm bind-export-libs-debuginfo-9.11.13-6.el8_2.3.aarch64.rpm bind-libs-debuginfo-9.11.13-6.el8_2.3.aarch64.rpm bind-libs-lite-debuginfo-9.11.13-6.el8_2.3.aarch64.rpm bind-pkcs11-debuginfo-9.11.13-6.el8_2.3.aarch64.rpm bind-pkcs11-libs-debuginfo-9.11.13-6.el8_2.3.aarch64.rpm bind-pkcs11-utils-debuginfo-9.11.13-6.el8_2.3.aarch64.rpm bind-sdb-debuginfo-9.11.13-6.el8_2.3.aarch64.rpm bind-utils-debuginfo-9.11.13-6.el8_2.3.aarch64.rpm ppc64le: bind-debuginfo-9.11.13-6.el8_2.3.ppc64le.rpm bind-debugsource-9.11.13-6.el8_2.3.ppc64le.rpm bind-export-devel-9.11.13-6.el8_2.3.ppc64le.rpm bind-export-libs-9.11.13-6.el8_2.3.ppc64le.rpm bind-export-libs-debuginfo-9.11.13-6.el8_2.3.ppc64le.rpm bind-libs-debuginfo-9.11.13-6.el8_2.3.ppc64le.rpm bind-libs-lite-debuginfo-9.11.13-6.el8_2.3.ppc64le.rpm bind-pkcs11-debuginfo-9.11.13-6.el8_2.3.ppc64le.rpm bind-pkcs11-libs-debuginfo-9.11.13-6.el8_2.3.ppc64le.rpm bind-pkcs11-utils-debuginfo-9.11.13-6.el8_2.3.ppc64le.rpm bind-sdb-debuginfo-9.11.13-6.el8_2.3.ppc64le.rpm bind-utils-debuginfo-9.11.13-6.el8_2.3.ppc64le.rpm s390x: bind-debuginfo-9.11.13-6.el8_2.3.s390x.rpm bind-debugsource-9.11.13-6.el8_2.3.s390x.rpm bind-export-devel-9.11.13-6.el8_2.3.s390x.rpm bind-export-libs-9.11.13-6.el8_2.3.s390x.rpm bind-export-libs-debuginfo-9.11.13-6.el8_2.3.s390x.rpm bind-libs-debuginfo-9.11.13-6.el8_2.3.s390x.rpm bind-libs-lite-debuginfo-9.11.13-6.el8_2.3.s390x.rpm bind-pkcs11-debuginfo-9.11.13-6.el8_2.3.s390x.rpm bind-pkcs11-libs-debuginfo-9.11.13-6.el8_2.3.s390x.rpm bind-pkcs11-utils-debuginfo-9.11.13-6.el8_2.3.s390x.rpm bind-sdb-debuginfo-9.11.13-6.el8_2.3.s390x.rpm bind-utils-debuginfo-9.11.13-6.el8_2.3.s390x.rpm x86_64: bind-debuginfo-9.11.13-6.el8_2.3.i686.rpm bind-debuginfo-9.11.13-6.el8_2.3.x86_64.rpm bind-debugsource-9.11.13-6.el8_2.3.i686.rpm bind-debugsource-9.11.13-6.el8_2.3.x86_64.rpm bind-export-devel-9.11.13-6.el8_2.3.i686.rpm bind-export-devel-9.11.13-6.el8_2.3.x86_64.rpm bind-export-libs-9.11.13-6.el8_2.3.i686.rpm bind-export-libs-9.11.13-6.el8_2.3.x86_64.rpm bind-export-libs-debuginfo-9.11.13-6.el8_2.3.i686.rpm bind-export-libs-debuginfo-9.11.13-6.el8_2.3.x86_64.rpm bind-libs-debuginfo-9.11.13-6.el8_2.3.i686.rpm bind-libs-debuginfo-9.11.13-6.el8_2.3.x86_64.rpm bind-libs-lite-debuginfo-9.11.13-6.el8_2.3.i686.rpm bind-libs-lite-debuginfo-9.11.13-6.el8_2.3.x86_64.rpm bind-pkcs11-debuginfo-9.11.13-6.el8_2.3.i686.rpm bind-pkcs11-debuginfo-9.11.13-6.el8_2.3.x86_64.rpm bind-pkcs11-libs-debuginfo-9.11.13-6.el8_2.3.i686.rpm bind-pkcs11-libs-debuginfo-9.11.13-6.el8_2.3.x86_64.rpm bind-pkcs11-utils-debuginfo-9.11.13-6.el8_2.3.i686.rpm bind-pkcs11-utils-debuginfo-9.11.13-6.el8_2.3.x86_64.rpm bind-sdb-debuginfo-9.11.13-6.el8_2.3.i686.rpm bind-sdb-debuginfo-9.11.13-6.el8_2.3.x86_64.rpm bind-utils-debuginfo-9.11.13-6.el8_2.3.i686.rpm bind-utils-debuginfo-9.11.13-6.el8_2.3.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-2021-25215 https://access.redhat.com/security/updates/classification/#important 8. Contact: The Red Hat security contact is |