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7.5 High

CVE-2022-3736 BIND 9 resolver can crash when stale cache and stale answers are enabled, option `stale-answer-client-timeout` is set to…

Description

BIND 9 resolver can crash when stale cache and stale answers are enabled, option `stale-answer-client-timeout` is set to a positive integer, and the resolver receives an RRSIG query. This issue affects BIND 9 versions 9.16.12 through 9.16.36, 9.18.0 through 9.18.10, 9.19.0 through 9.19.8, and 9.16.12-S1 through 9.16.36-S1.

Affected products and versions

Product Affected versions Fixed in
BIND 9 9.19 9.19.0 → 9.19.8 No fix stated
BIND 9 9.18 9.18.0 → 9.18.10 No fix stated
BIND 9 9.16 9.16.12-S1 → 9.16.36 No fix stated

References

Timeline

  1. Published
  2. Last modified

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