| Package | Affected versions | Patched versions |
|---|---|---|
| knot resolver | ≥ 4.0.0, < 4.1.0≤ 3.2.0 | 4.1.0 |
A vulnerability was discovered in DNS resolver component of knot resolver through version 3.2.0 before 4.1.0 which allows remote attackers to bypass DNSSEC validation for non-existence answer. NXDOMAIN answer would get passed through to the client even if its DNSSEC validation failed, instead of sending a SERVFAIL packet. Caching is not affected by this particular bug but see CVE-2019-10191.
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