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OpenAdvisories
High ALSA-2023:5460 1 CVE

Important: bind9.16 security update

Published Oct 5, 2023 · Updated Oct 29, 2026

Summary

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: stack exhaustion in control channel code may lead to DoS (CVE-2023-3341)

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.

Fixed packages 9

ReleasePackageFixed in
AlmaLinux · 8 bind9.16 32:9.16.23-0.14.el8_8.2.alma.1
AlmaLinux · 8 bind9.16-chroot 32:9.16.23-0.14.el8_8.2.alma.1
AlmaLinux · 8 bind9.16-devel 32:9.16.23-0.14.el8_8.2.alma.1
AlmaLinux · 8 bind9.16-dnssec-utils 32:9.16.23-0.14.el8_8.2.alma.1
AlmaLinux · 8 bind9.16-doc 32:9.16.23-0.14.el8_8.2.alma.1
AlmaLinux · 8 bind9.16-libs 32:9.16.23-0.14.el8_8.2.alma.1
AlmaLinux · 8 bind9.16-license 32:9.16.23-0.14.el8_8.2.alma.1
AlmaLinux · 8 bind9.16-utils 32:9.16.23-0.14.el8_8.2.alma.1
AlmaLinux · 8 python3-bind9.16 32:9.16.23-0.14.el8_8.2.alma.1

Vulnerabilities 1

  • High 7.5

    A stack exhaustion flaw in control channel code may cause named to terminate unexpectedly

    The code that processes control channel messages sent to `named` calls certain functions recursively during packet parsing. Recursion depth is only limited by the maximum accepted packet size; depending on the environment, this may cause the packet-parsing co…

References

  • report
    https://access.redhat.com/security/cve/CVE-2023-3341
  • report
    https://bugzilla.redhat.com/2239621
  • advisory
    https://errata.almalinux.org/8/ALSA-2023-5460.html