vulnerability
Amazon Linux 2023: CVE-2025-40777: Important priority package update for bind
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:N/I:N/A:P) | Jul 16, 2025 | Jul 30, 2025 | Jul 30, 2025 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
Jul 16, 2025
Added
Jul 30, 2025
Modified
Jul 30, 2025
Description
An assertion failure flaw has been discovered in bind. If a `named` caching resolver is configured with `serve-stale-enable`: `yes`, and with `stale-answer-client-timeout` set to `0`, and if the resolver, in the process of resolving a query, encounters a CNAME chain involving a specific combination of cached or authoritative records, the daemon will abort with an assertion failure.
Solutions
amazon-linux-2023-upgrade-bindamazon-linux-2023-upgrade-bind-chrootamazon-linux-2023-upgrade-bind-debuginfoamazon-linux-2023-upgrade-bind-debugsourceamazon-linux-2023-upgrade-bind-develamazon-linux-2023-upgrade-bind-dnssec-utilsamazon-linux-2023-upgrade-bind-dnssec-utils-debuginfoamazon-linux-2023-upgrade-bind-docamazon-linux-2023-upgrade-bind-libsamazon-linux-2023-upgrade-bind-libs-debuginfoamazon-linux-2023-upgrade-bind-licenseamazon-linux-2023-upgrade-bind-utilsamazon-linux-2023-upgrade-bind-utils-debuginfo
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