Nlnetlabs Nsd vulnerabilities

• nlnet labs nsd Bypass of BLOCKED ACL items on proxy protocol port over TCP or TLS CVE-2026-19538 Fix available 8.2 HighAugust 26, 2026
• nlnet labs nsd Remote UDP DoS by sending multiple DNS Cookie options CVE-2026-19401 Fix available 8.2 HighAugust 26, 2026
• nlnet labs nsd Remote TCP DoS by throttling the TCP receive window CVE-2026-18916 Fix available 6.9 MediumAugust 26, 2026
• nlnet labs nsd Wrong interpretation of ACL ranges CVE-2026-18664 Fix available 8.2 HighAugust 26, 2026
• nlnet labs nsd Bypass of client certificate verification with transfer over TLS CVE-2026-12490 Fix available 8.2 HighJune 25, 2026
• nlnet labs nsd Out of bounds stack write with crafted APL RR CVE-2026-12246 Fix available 7.2 HighJune 25, 2026
• nlnet labs nsd Denial of DNS over TLS service by any DoT client CVE-2026-12245 Fix available 8.7 HighJune 25, 2026
• nlnet labs nsd Heap overflow and crash with crafted SVCB RR CVE-2026-12244 Fix available 8.7 HighJune 25, 2026
• isc bind, nic knot resolver, nlnetlabs nsd +1 more +3 more Cache Poisoning issue exists in DNS Response Rate Limiting. CVE-2013-5661 5.9 MediumNovember 5, 2019
• nlnetlabs nsd NSD before 4.1.11 allows remote DNS master servers to cause a denial of service (/tmp disk... CVE-2016-6173 Fix available 7.5 HighFebruary 9, 2017
• nlnetlabs nsd query.c in NSD 3.0.x through 3.0.8, 3.1.x through 3.1.1, and 3.2.x before 3.2.12 allows remote... CVE-2012-2978 Fix available 5.0 MediumJuly 19, 2012
• nlnetlabs nsd Off-by-one error in the packet_read_query_section function in packet.c in nsd 3.2.1, and... CVE-2009-1755 Fix available 5.0 MediumMay 20, 2009