Debian/pdns-recursor: medium 5.3
Crafted zones can lead to increased resource usage and crafted CNAME chains can lead to cache poisoning in Recursor.
Action: Upgrade pdns-recursor to 5.3.5-1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 5.3.5-1 | - |
Fixed versions
| 5.3.5-1 |
Sources
- osv: DEBIAN-CVE-2026-0398#Debian:14/pdns-recursor
- https://security-tracker.debian.org/tracker/CVE-2026-0398
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