Medium: dnsmasq

Issue Overview: dnsmasqs extractname 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. CVE-2026-2291 Affected Packages: dnsmasq Issu...

DNSmasq security vulnerability

DNSmasq is a DNS configuration tool developed by Simon Kelley. DNSmasq has a security vulnerability, which stems from the extractname function being exploitable, leading to a heap buffer overflow. This allows attackers to inject fake DNS cache entries, potentially redirecting DNS queries to...

Dnsmasq Buffer Overflow DoS

The vulnerability of the extractname function rfc1035.c in the Dnsmasq DNS server is related to the lack of length checking on input data. Exploiting this vulnerability allows a remote attacker to cause a service failure...

Dnsmasq Buffer Overflow DoS

The vulnerability of the extractname function rfc1035.c in the Dnsmasq DNS server is related to the lack of length checking on input data. Exploiting this vulnerability could allow a remote attacker to cause a service failure...