RLSA-2026:54509

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Source
https://errata.rockylinux.org/RLSA-2026:54509
Import Source
https://storage.googleapis.com/resf-osv-data/RLSA-2026:54509.json
JSON Data
https://api.osv.dev/v1/vulns/RLSA-2026:54509
Upstream
  • CVE-2026-10723
  • CVE-2026-11331
  • CVE-2026-11622
  • CVE-2026-11721
  • CVE-2026-13204
  • CVE-2026-13321
Published
2026-08-14T06:01:12.756713Z
Modified
2026-08-14T06:30:03.229594534Z
Severity
  • 8.6 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N CVSS Calculator
Summary
Important: bind9.16 security update
Details

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: Potential wildcard CNAME RPZ policy bypass (CVE-2026-11331)

  • bind: bind9: DNSSEC Validation Bypass via Out-of-Zone NSEC Next Field (CVE-2026-13321)

  • bind: bind9: Potential memory usage beyond configured limits (CVE-2026-11622)

  • bind: bind9: Cache poisoning via label count discrepancy, RRSIG, wildcards (CVE-2026-11721)

  • bind: bind9: Unexpected exit with NSEC and NSEC3 both present (CVE-2026-13204)

  • bind: bind9: Incorrect acceptance of NSEC3 records (CVE-2026-10723)

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.

Database specific 
{
    "license": "CC-BY-4.0",
    "source_advisory": "RHSA-2026:54509",
    "license_url": "https://creativecommons.org/licenses/by/4.0/"
}
References
Credits
    • Rocky Enterprise Software Foundation
    • Red Hat

Affected packages

Rocky Linux:8 / bind9.16

Package

Name
bind9.16
Purl
pkg:rpm/rocky-linux/bind9.16?distro=rocky-linux-8&epoch=2

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:9.16.23-0.22.el8_10.12
Database specific
Show details 
{
    "yum_repository": "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:54509.json"