vulnerability
Debian: CVE-2021-25220: bind9 -- security update
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:L/Au:S/C:N/I:P/A:N) | Mar 21, 2022 | Mar 21, 2022 | Aug 15, 2025 |
Severity
4
CVSS
(AV:N/AC:L/Au:S/C:N/I:P/A:N)
Published
Mar 21, 2022
Added
Mar 21, 2022
Modified
Aug 15, 2025
Description
BIND 9.11.0 -> 9.11.36 9.12.0 -> 9.16.26 9.17.0 -> 9.18.0 BIND Supported Preview Editions: 9.11.4-S1 -> 9.11.36-S1 9.16.8-S1 -> 9.16.26-S1 Versions of BIND 9 earlier than those shown - back to 9.1.0, including Supported Preview Editions - are also believed to be affected but have not been tested as they are EOL. The cache could become poisoned with incorrect records leading to queries being made to the wrong servers, which might also result in false information being returned to clients.
Solution
debian-upgrade-bind9
NEW
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