CVE-2026-10846 - Insufficient verification that responses belong to a query
CVE ID :CVE-2026-10846
Published : June 10, 2026, 7:16 a.m. | 1 hour, 19 minutes ago
Description :NLnet Labs ldns 1.2.0 up to and including versions 1.9.0, when used in applications as (stub) resolver over UDP, lacks matching the query destination address and port with the response source address and port. Furthermore not the query ID, neither the question of the query is matched with that of the response. This makes applications, that use ldns for (stub) resolver functionality over UDP, vulnerable for off-path poisoning attacks. The drill tool, which is shipped with ldns, suffers from this vulnerability.
Severity: 8.2 | HIGH
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Published : June 10, 2026, 7:16 a.m. | 1 hour, 19 minutes ago
Description :NLnet Labs ldns 1.2.0 up to and including versions 1.9.0, when used in applications as (stub) resolver over UDP, lacks matching the query destination address and port with the response source address and port. Furthermore not the query ID, neither the question of the query is matched with that of the response. This makes applications, that use ldns for (stub) resolver functionality over UDP, vulnerable for off-path poisoning attacks. The drill tool, which is shipped with ldns, suffers from this vulnerability.
Severity: 8.2 | HIGH
Visit the link for more details, such as CVSS details, affected products, timeline, and more...