Bug 2504447 (CVE-2026-13204) - CVE-2026-13204 bind: bind9: Unexpected exit with NSEC and NSEC3 both present
Summary: CVE-2026-13204 bind: bind9: Unexpected exit with NSEC and NSEC3 both present
Keywords:
Status: NEW
Alias: CVE-2026-13204
Deadline: 2026-07-22
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-07-21 20:57 UTC by OSIDB Bzimport
Modified: 2026-09-08 13:53 UTC (History)
18 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHBA-2026:56071 0 None None None 2026-08-18 10:19:45 UTC
Red Hat Product Errata RHSA-2026:54509 0 None None None 2026-08-13 10:52:55 UTC
Red Hat Product Errata RHSA-2026:54510 0 None None None 2026-08-13 11:02:22 UTC
Red Hat Product Errata RHSA-2026:54654 0 None None None 2026-08-13 17:48:03 UTC
Red Hat Product Errata RHSA-2026:55437 0 None None None 2026-08-17 04:19:26 UTC
Red Hat Product Errata RHSA-2026:55441 0 None None None 2026-08-17 03:44:40 UTC
Red Hat Product Errata RHSA-2026:55442 0 None None None 2026-08-17 05:45:23 UTC
Red Hat Product Errata RHSA-2026:57189 0 None None None 2026-08-19 23:36:47 UTC
Red Hat Product Errata RHSA-2026:57362 0 None None None 2026-08-25 13:47:45 UTC
Red Hat Product Errata RHSA-2026:60383 0 None None None 2026-08-26 19:44:56 UTC

Description OSIDB Bzimport 2026-07-21 20:57:45 UTC 
If a provably insecure domain is covered by both NSEC and NSEC3
at the parent, with an RRSIG for only one type, BIND exits with
an assertion during validation.
Comment 2 errata-xmlrpc 2026-08-13 10:52:54 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:54509 https://access.redhat.com/errata/RHSA-2026:54509
Comment 3 errata-xmlrpc 2026-08-13 11:02:21 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:54510 https://access.redhat.com/errata/RHSA-2026:54510
Comment 4 errata-xmlrpc 2026-08-13 17:48:03 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:54654 https://access.redhat.com/errata/RHSA-2026:54654
Comment 5 errata-xmlrpc 2026-08-17 03:44:39 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.6 Extended Update Support

Via RHSA-2026:55441 https://access.redhat.com/errata/RHSA-2026:55441
Comment 6 errata-xmlrpc 2026-08-17 04:19:25 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:55437 https://access.redhat.com/errata/RHSA-2026:55437
Comment 7 errata-xmlrpc 2026-08-17 05:45:21 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:55442 https://access.redhat.com/errata/RHSA-2026:55442
Comment 8 errata-xmlrpc 2026-08-19 23:36:46 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions

Via RHSA-2026:57189 https://access.redhat.com/errata/RHSA-2026:57189
Comment 9 errata-xmlrpc 2026-08-25 13:47:44 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.22

Via RHSA-2026:57362 https://access.redhat.com/errata/RHSA-2026:57362
Comment 10 errata-xmlrpc 2026-08-26 19:44:55 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7 Extended Lifecycle Support

Via RHSA-2026:60383 https://access.redhat.com/errata/RHSA-2026:60383
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