Bug 2504560 (CVE-2026-10723) - CVE-2026-10723 bind: bind9: Incorrect acceptance of NSEC3 records
Summary: CVE-2026-10723 bind: bind9: Incorrect acceptance of NSEC3 records
Keywords:
Status: NEW
Alias: CVE-2026-10723
Deadline: 2026-07-22
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-07-21 21:17 UTC by OSIDB Bzimport
Modified: 2026-10-01 12:29 UTC (History)
19 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 10:19:43 UTC
Red Hat Product Errata RHSA-2026:54509 0 None None None 2026-08-13 10:52:58 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 17:48:04 UTC
Red Hat Product Errata RHSA-2026:55437 0 None None None 2026-08-17 04:19:28 UTC
Red Hat Product Errata RHSA-2026:55441 0 None None None 2026-08-17 03:44:41 UTC
Red Hat Product Errata RHSA-2026:55442 0 None None None 2026-08-17 05:45:24 UTC
Red Hat Product Errata RHSA-2026:57189 0 None None None 2026-08-19 23:36:48 UTC
Red Hat Product Errata RHSA-2026:60383 0 None None None 2026-08-26 19:44:56 UTC
Red Hat Product Errata RHSA-2026:60440 0 None None None 2026-09-01 21:38:51 UTC
Red Hat Product Errata RHSA-2026:62549 0 None None None 2026-09-10 08:51:06 UTC
Red Hat Product Errata RHSA-2026:65851 0 None None None 2026-09-17 07:56:38 UTC
Red Hat Product Errata RHSA-2026:70586 0 None None None 2026-10-01 12:29:09 UTC

Description OSIDB Bzimport 2026-07-21 21:17:39 UTC 
BIND may accept incorrect child-zone NSEC3 records as valid,
  allowing forged authenticated NXDOMAIN responses for sibling zones.
  AC:H (high complexity) keeps severity at Medium despite S:C.
Comment 2 errata-xmlrpc 2026-08-13 10:52:56 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 11:02:20 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 17:48:02 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 03:44:40 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 04:19:26 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 05:45:22 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 2026-08-26 19:44:54 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
Comment 10 errata-xmlrpc 2026-09-01 21:38:49 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.22

Via RHSA-2026:60440 https://access.redhat.com/errata/RHSA-2026:60440
Comment 12 errata-xmlrpc 2026-09-10 08:51:04 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.16

Via RHSA-2026:62549 https://access.redhat.com/errata/RHSA-2026:62549
Comment 15 Jon Orris 2026-09-17 07:56:36 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.18

Via RHSA-2026:65851 https://access.redhat.com/errata/RHSA-2026:65851
Comment 16 Jon Orris 2026-10-01 12:29:06 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.17

Via RHSA-2026:70586 https://access.redhat.com/errata/RHSA-2026:70586
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