aardvark-dns: Aardvark-dns is an authoritative dns server for A/AAAA container records
CVE-2026-35406 is fixed in aardvark-dns on 1 platform, first by RHSA-2026:36782, released April 7, 2026. It is not reported as exploited. Patch Radar priority: High.
Aardvark-dns is an authoritative dns server for A/AAAA container records. From 1.16.0 to 1.17.0, a truncated TCP DNS query followed by a connection reset causes aardvark-dns to enter an unrecoverable infinite error loop at 100% CPU. This vulnerability is fixed in 1.17.1.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| aardvark-dns · Debian 14 | 1.16.0-3 | DEBIAN-CVE-2026-35406 | Apr 7, 2026 |
| aardvark-dns · RHEL 10 | 1.17.1-1.el10_2 | RHSA-2026:36782 | Apr 7, 2026 |
| aardvark-dns · RHEL 9 | 2:1.17.1-1.el9_8 | RHSA-2026:36318 | Jul 8, 2026 |
| aardvark-dns · almalinux 10 | 2:1.17.1-1.el10_2 | ALSA-2026:36782 | Jul 8, 2026 |
| aardvark-dns · almalinux 9 | 2:1.17.1-1.el9_8 | ALSA-2026:36318 | Jul 7, 2026 |
| aardvark-dns · ol 10 | 2:1.17.1-1.el10_2 | ELSA-2026-36782 | Jul 16, 2026 |
| aardvark-dns · ol 9 | 2:1.17.1-1.el9_8 | ELSA-2026-36318 | Jul 7, 2026 |
| aardvark-dns · rocky 10 | 2:1.17.1-1.el10_2 | RLSA-2026:36782 | Jul 10, 2026 |
| aardvark-dns · rocky 9 | 2:1.17.1-1.el9_8 | RLSA-2026:36318 | Jul 8, 2026 |
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