Description
pdns specific as packaged in Debian in version before 3.3.1-1 creates a too privileged MySQL user. It was discovered that the maintainer scripts of pdns-backend-mysql grant too wide database permissions for the pdns user. Other backends
are not affected.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Debian | pdns | < 3.3.1-1 | 3.3.1-1 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | pdns | 3.3.1-1 | — |
| Debian 13 | pdns | 3.3.1-1 | — |
| Debian 12 | pdns | 3.3.1-1 | — |
| Debian 7 | pdns | 3.1-4.1+deb7u1 | DLA-492-1 |
Advisories 1
- DLA-492-1 pdns - security update Debian Security (DSA / DLA) · Mar 9, 2026