CVE-2026-2291
CVE-2026-2291
dnsmasqs extract_name() function can be abused to cause a heap buffer overflow, allowing an attacker to inject false DNS cache entries, which could result in DNS lookups to redirect to an attacker-controlled IP address, or to cause a DoS.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Productos afectados
dnsmasq · dnsmasqPoCs públicas encontradas — 1
githubgithub.com/JianrongXiao-Linksys/dnsmasq-cve-2026★ 0⚠ Recursos públicos, para evaluar la exposición de sistemas que controlas o estás autorizado a probar. Prueba solo con autorización.
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Hablar con TrueHacking →Referencias
https://github.com/NixOS/nixpkgs/pull/519082https://github.com/NixOS/nixpkgs/pull/519093https://github.com/pi-hole/FTL/releases/tag/v6.6.2https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2026q2/018471.htmlhttps://thekelleys.org.uk/dnsmasq/CVE/https://www.kb.cert.org/vuls/id/471747https://www.suse.com/security/cve/CVE-2026-2291.html