RHSA-2026:98596: Moderate: bind security update

Published Nov 11, 2026
·
Updated

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): bind9: bind: BIND 9: Denial of Service via crafted DNSSEC responses (CVE-2026-19662) 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.

Affected Software

46 affected componentsFixes available
redhat/bind<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-chroot<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-debuginfo<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-debugsource<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-dnssec-utils<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-dnssec-utils-debuginfo<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-libs<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-libs-debuginfo<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-license<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-utils<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-utils-debuginfo<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-chroot<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-debuginfo<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-debugsource<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-dnssec-utils<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-dnssec-utils-debuginfo<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-libs<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-libs-debuginfo<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-utils<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-utils-debuginfo<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-chroot<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-debuginfo<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-debugsource<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-dnssec-utils<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-dnssec-utils-debuginfo<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-libs<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-libs-debuginfo<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-utils<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-utils-debuginfo<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind<9.18.33-30.el10_3.aa
9.18.33-30.el10_3.aa
redhat/bind-chroot<9.18.33-30.el10_3.aa
9.18.33-30.el10_3.aa
redhat/bind-debuginfo<9.18.33-30.el10_3.aa
9.18.33-30.el10_3.aa
redhat/bind-debugsource<9.18.33-30.el10_3.aa
9.18.33-30.el10_3.aa
redhat/bind-dnssec-utils<9.18.33-30.el10_3.aa
9.18.33-30.el10_3.aa
redhat/bind-dnssec-utils-debuginfo<9.18.33-30.el10_3.aa
9.18.33-30.el10_3.aa
redhat/bind-libs<9.18.33-30.el10_3.aa
9.18.33-30.el10_3.aa
redhat/bind-libs-debuginfo<9.18.33-30.el10_3.aa
9.18.33-30.el10_3.aa
redhat/bind-utils<9.18.33-30.el10_3.aa
9.18.33-30.el10_3.aa
redhat/bind-utils-debuginfo<9.18.33-30.el10_3.aa
9.18.33-30.el10_3.aa
redhat/bind-devel<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-doc<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-devel<9.18.33-30.el10_3
9.18.33-30.el10_3
redhat/bind-devel<9.18.33-30.el10_3.aa
9.18.33-30.el10_3.aa
redhat/bind-devel<9.18.33-30.el10_3
9.18.33-30.el10_3

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade redhat/bind to a version that resolves this vulnerability.

    Fixed in 9.18.33-30.el10_3
  2. Upgrade

    Upgrade redhat/bind-chroot to a version that resolves this vulnerability.

    Fixed in 9.18.33-30.el10_3
  3. Upgrade

    Upgrade redhat/bind-debuginfo to a version that resolves this vulnerability.

    Fixed in 9.18.33-30.el10_3
  4. Upgrade

    Upgrade redhat/bind-debugsource to a version that resolves this vulnerability.

    Fixed in 9.18.33-30.el10_3
  5. Upgrade

    Upgrade redhat/bind-dnssec-utils to a version that resolves this vulnerability.

    Fixed in 9.18.33-30.el10_3
  6. Upgrade

    Upgrade redhat/bind-dnssec-utils-debuginfo to a version that resolves this vulnerability.

    Fixed in 9.18.33-30.el10_3
  7. Upgrade

    Upgrade redhat/bind-libs to a version that resolves this vulnerability.

    Fixed in 9.18.33-30.el10_3
  8. Upgrade

    Upgrade redhat/bind-libs-debuginfo to a version that resolves this vulnerability.

    Fixed in 9.18.33-30.el10_3
  9. Upgrade

    Upgrade redhat/bind-license to a version that resolves this vulnerability.

    Fixed in 9.18.33-30.el10_3
  10. Upgrade

    Upgrade redhat/bind-utils to a version that resolves this vulnerability.

    Fixed in 9.18.33-30.el10_3
  11. Upgrade

    Upgrade redhat/bind-utils-debuginfo to a version that resolves this vulnerability.

    Fixed in 9.18.33-30.el10_3
  12. Upgrade

    Upgrade redhat/bind to a version that resolves this vulnerability.

    Fixed in 9.18.33-30.el10_3.aa
  13. Upgrade

    Upgrade redhat/bind-chroot to a version that resolves this vulnerability.

    Fixed in 9.18.33-30.el10_3.aa
  14. Upgrade

    Upgrade redhat/bind-debuginfo to a version that resolves this vulnerability.

    Fixed in 9.18.33-30.el10_3.aa
  15. Upgrade

    Upgrade redhat/bind-debugsource to a version that resolves this vulnerability.

    Fixed in 9.18.33-30.el10_3.aa
  16. Upgrade

    Upgrade redhat/bind-dnssec-utils to a version that resolves this vulnerability.

    Fixed in 9.18.33-30.el10_3.aa
  17. Upgrade

    Upgrade redhat/bind-dnssec-utils-debuginfo to a version that resolves this vulnerability.

    Fixed in 9.18.33-30.el10_3.aa
  18. Upgrade

    Upgrade redhat/bind-libs to a version that resolves this vulnerability.

    Fixed in 9.18.33-30.el10_3.aa
  19. Upgrade

    Upgrade redhat/bind-libs-debuginfo to a version that resolves this vulnerability.

    Fixed in 9.18.33-30.el10_3.aa
  20. Upgrade

    Upgrade redhat/bind-utils to a version that resolves this vulnerability.

    Fixed in 9.18.33-30.el10_3.aa
  21. Upgrade

    Upgrade redhat/bind-utils-debuginfo to a version that resolves this vulnerability.

    Fixed in 9.18.33-30.el10_3.aa
  22. Upgrade

    Upgrade redhat/bind-devel to a version that resolves this vulnerability.

    Fixed in 9.18.33-30.el10_3
  23. Upgrade

    Upgrade redhat/bind-doc to a version that resolves this vulnerability.

    Fixed in 9.18.33-30.el10_3
  24. Upgrade

    Upgrade redhat/bind-devel to a version that resolves this vulnerability.

    Fixed in 9.18.33-30.el10_3.aa

Event History

Nov 11, 2026
Advisory Published
via Red Hat·12:00 AM
Data Sourced
via Red Hat·12:00 AM
RemedyDescriptionAffected Software

Frequently Asked Questions

1

What input is required to trigger the issue?

The issue is triggered by crafted DNSSEC responses. The reported impact is denial of service.

2

Which BIND components are covered by this update?

The advisory lists bind, bind-chroot, bind-libs, bind-dnssec-utils, and their associated debuginfo or debugsource packages.

Company

Resources

Contact

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