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CVE-2026-4892

CVE-2026-4892

CVSS 8.4 HIGHEPSS 0.3%
A heap-based out-of-bounds write vulnerability in the DHCPv6 implementation of dnsmasq allows local attackers to execute arbitrary code with root privileges via a crafted DHCPv6 packet.
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Produtos afetados
dnsmasq · dnsmasq

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Referências
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/471747