CVE-2023-2911 (published 2023-06-21T16:26:36.587Z)
If the `recursive-clients` quota is reached on a BIND 9 resolver configured with both `stale-answer-enable yes;` and `stale-answer-client-timeout 0;`, a sequence of serve-stale-related lookups could cause `named` to loop and terminate unexpectedly due to a stack overflow.
This issue affects BIND 9 versions 9.16.33 through 9.16.41, 9.18.7 through 9.18.15, 9.16.33-S1 through 9.16.41-S1, and 9.18.11-S1 through 9.18.15-S1.
Affected products: Vendor: ISC
Product: BIND 9
Versions: 9.16.33, 9.18.7, 9.16.33-S1, 9.18.11-S1