vulnerability
Debian: CVE-2023-26249: knot-resolver -- security update
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:N/C:N/I:N/A:C) | Feb 21, 2023 | Jul 30, 2024 | Aug 15, 2025 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
Feb 21, 2023
Added
Jul 30, 2024
Modified
Aug 15, 2025
Description
Knot Resolver before 5.6.0 enables attackers to consume its resources, launching amplification attacks and potentially causing a denial of service. Specifically, a single client query may lead to a hundred TCP connection attempts if a DNS server closes connections without providing a response.
Solutions
debian-upgrade-knot-resolverno-fix-debian-deb-package
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