Package · Debian

knot-resolver

15 known vulnerabilities.

All Critical High Medium Low Exploited only Public exploit

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High 8.1

CVE-2026-66374 Public exploit

Knot Resolver before 6.4.1 allows remote code execution via a heap-based buffer overflow in the DoQ (DNS-over-QUIC) rec…

NIC Knot Resolver knot-resolver knot-resolver Debian Ubuntu

Jul 25, 2026
High 7.5

CVE-2023-50868 Public exploit EPSS 74%

The Closest Encloser Proof aspect of the DNS protocol (in RFC 5155 when RFC 9276 guidance is skipped) allows remote att…

bind9 bind9 bind unbound Debian Ubuntu Alpine

Feb 14, 2024
High 7.5

CVE-2023-50387 Public exploit EPSS 100%

Certain DNSSEC aspects of the DNS protocol (in RFC 4033, 4034, 4035, 6840, and related RFCs) allow remote attackers to …

bind9 bind9 bind unbound Debian Ubuntu Alpine

Feb 14, 2024
High 7.5

CVE-2018-10920 Public exploit

Improper input validation bug in DNS resolver component of Knot Resolver before 2.4.1 allows remote attacker to poison …

CZ.NIC knot-resolver knot-resolver knot-resolver Debian Ubuntu

Aug 2, 2018