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Dnsmasq

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critical advisory

Multiple Vulnerabilities in dnsmasq

Multiple vulnerabilities in dnsmasq could allow an attacker to cause a denial of service, execute arbitrary code with root privileges, disclose sensitive information, manipulate data, and redirect users to malicious domains.

Dnsmasq vulnerability denial-of-service code-execution information-disclosure
2r 9t
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