CVE-2026-3104 in BIND

Sumário

de MITRE • 25/03/2026

A specially crafted domain can be used to cause a memory leak in a BIND resolver simply by querying this domain. This issue affects BIND 9 versions 9.20.0 through 9.20.20, 9.21.0 through 9.21.19, and 9.20.9-S1 through 9.20.20-S1. BIND 9 versions 9.18.0 through 9.18.46 and 9.18.11-S1 through 9.18.46-S1 are NOT affected.

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• Responsável: Isc
• Reservar: 24/02/2026
• Divulgação: 25/03/2026
• Moderação: aceite
• Entrada: VDB-353134
• CPE: pronto
• CWE: CWE-772 (confirmado)
• CVSS: 7.5 (CNA)
• EPSS: 0.00052
• KEV: não
• Atividades: muito baixo
• Sector: Insurance, Hostingprovider, ...

Fontes

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-3104
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-3104
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-3104/