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Vulnerabilities & PatchesEmerging1 sourceJul 15, 2026 · 05:00via Zero Day Initiative (Published)

ZDI-26-441: dnsmasq DNS Response Heap-based Buffer Overflow Remote Code Execution Vulnerability

Brief

This vulnerability allows remote attackers to execute arbitrary code on affected installations of dnsmasq. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 8.

  • The following CVEs are assigned: CVE-2026-2291.
Read more on Zero Day Initiative (Published)→
Vulnerabilities & PatchesCVE-2026-2291