UpHeron
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Servers and applications

CVE-2022-3924

This issue can affect BIND 9 resolvers with `stale-answer-enable yes;` that also make use of the option `stale-answer-client-timeout`, configured with a value greater than zero. If the resolver receives many queries that require recursion, there will be a corresponding increase in the number of clients that are waiting for recursion to complete. If there are sufficient clients already waiting…

Severity
High 7.5
Published
26 Jan 2023
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
9.16.37, 9.18.11, 9.19.9
Sources
NVD

Affected software

SoftwareAffected versions
BIND 9Servers and applications · cpe:a:isc:bind
  • From 9.19.0 before 9.19.9
  • From 9.18.0 before 9.18.11
  • Version 9.16.36-s1
  • Version 9.16.32-s1
All 9 release lines
  • From 9.16.12 before 9.16.37
  • Version 9.16.12-s1
  • Version 9.16.13-s1
  • Version 9.16.14-s1
  • Version 9.16.21-s1
  • Version 9.16.32-s1
  • Version 9.16.36-s1
  • From 9.18.0 before 9.18.11
  • From 9.19.0 before 9.19.9

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2022-3924
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2022-3924