CVE-2022-3736

named configured to answer from stale cache may terminate unexpectedly while processing RRSIG queries

CVSS 7.5 HIGHEPSS 50.2%CWE-20

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Produtos afetados

ISC · BIND 9

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Referências

https://kb.isc.org/docs/cve-2022-3736