This page tracks the Alpine Linux fix status. The vulnerability itself is described on the main CVE page. View CVE-2026-12246 →

ALPINE-CVE-2026-12246

NSD version 4.14.0 introduced a bug where a specially crafted APL RR, with an adflength larger than permitted for the address family will overwrite th...

Original description

The description as published by the source.

NSD version 4.14.0 introduced a bug where a specially crafted APL RR, with an adflength larger than permitted for the address family will overwrite the stack when the zone is written to disk, with a maximum of 111 attacker controlled bytes.

Source: OSV.dev (Open Source Vulnerabilities) OSV

Affected packages

Alpine:v3.24 nsd

[{"type":"ECOSYSTEM","events":[{"introduced":"4.14.0"},{"fixed":"4.14.3-r0"}]}]

References

advisory security.alpinelinux.org