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Dnsmasq

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high advisory

Dnsmasq Out-of-Bounds Write Vulnerability (CVE-2026-6507)

A remote attacker can exploit an out-of-bounds write vulnerability (CVE-2026-6507) in dnsmasq by sending a specially crafted BOOTREPLY packet to a server configured with the `--dhcp-split-relay` option, leading to a denial of service.

dnsmasq denial-of-service cve-2026-6507
2r 1t 1c