Alpine/dnsdist: high 8.1
A rogue backend can send a crafted SVCB response to a Discovery of Designated Resolvers request, when requested via either the autoUpgrade (Lua) option to newServer or auto_upgrade (YAML) settings. DD
Action: Upgrade dnsdist to 2.0.4-r0 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 1.9.0 | 2.0.4-r0 | - |
Fixed versions
| 2.0.4-r0 |
Sources
- osv: ALPINE-CVE-2026-33599#Alpine:v3.24/dnsdist
- https://security.alpinelinux.org/vuln/CVE-2026-33599
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