Medium severity4.4NVD Advisory· Published Aug 14, 2026· Updated Aug 14, 2026

CVE-2026-13002

Description

A flow has been identified into dnssec.c library, causing an infinite loop to dnsmasq service. An attacker who controls any DNSSEC-signed zone can hang the dnsmasq process with a single crafted response, killing all DNS resolution for its clients.

Affected products

Dnsmasq Utils/dnsmasq-utilsllm-fuzzy

Patches

Vulnerability mechanics

References

access.redhat.com/security/cve/CVE-2026-13002nvd
bugzilla.redhat.com/show_bug.cginvd

News mentions

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