Debian/dnsdist: low 3.7
An attacker can send a crafted EDNS OPT record that will be ignored by DNSdist’s filtering rules, but will be rewritten as a valid OPT record when EDNS Client Subnet is inserted, causing the backend t
Action: Upgrade dnsdist to 2.1.0-1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 2.1.0-1 | - |
Fixed versions
| 2.1.0-1 |
Sources
- osv: DEBIAN-CVE-2026-42004#Debian:14/dnsdist
- https://security-tracker.debian.org/tracker/CVE-2026-42004
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