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THREAT OPS › Threat News › [NVD] CVE-2026-6507 (HIGH 7.5) — A flaw was found in dnsmasq. A remote attacker could exploit an out-of-bounds write vulnerability by sending a specially crafted BOOTREPLY (Bootstrap Protocol Reply) packet to a dnsmasq server configured with the `--dhcp-split-relay` option. This can lead to memory corruption, ca

[NVD] CVE-2026-6507 (HIGH 7.5) — A flaw was found in dnsmasq. A remote attacker could exploit an out-of-bounds write vulnerability by sending a specially crafted BOOTREPLY (Bootstrap Protocol Reply) packet to a dnsmasq server configured with the `--dhcp-split-relay` option. This can lead to memory corruption, ca

lownvdPublished 2026-04-17

CVE-2026-6507 CVSS: 7.5 HIGH Published: 2026-04-17T13:16:14.967

A flaw was found in dnsmasq. A remote attacker could exploit an out-of-bounds write vulnerability by sending a specially crafted BOOTREPLY (Bootstrap Protocol Reply) packet to a dnsmasq server configured with the `--dhcp-split-relay` option. This can lead to memory corruption, causing the dnsmasq daemon to crash and resulting in a de

Indicators of compromise

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-6507