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ALPINE-CVE-2026-2291

ALPINE-CVE-2026-2291

This page contains facts from public vulnerability sources. Check the original advisory before updating.

dnsmasqs extract_name() 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.

CVSS 7.3 · High · Fix available

Published
Updated

Stack: system

Affected products and versions

  • dnsmasq Alpine:v3.22

    Affected ranges
    • ECOSYSTEM: < 2.91-r1

    Update to 2.91-r1

  • dnsmasq Alpine:v3.23

    Affected ranges
    • ECOSYSTEM: < 2.91-r1

    Update to 2.91-r1

  • dnsmasq Alpine:v3.24

    Affected ranges
    • ECOSYSTEM: < 2.92_p2-r0

    Update to 2.92_p2-r0

Original sources

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