CVE catalog
CVE-2026-35406
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
- Severity
- Medium · CVSS 6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.38% · Oct 25, 2026
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.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | aardvark-dns | sid | 1.17.1-3 | fixed |
| Debian | aardvark-dns | forky | 1.17.1-3 | fixed |
| Debian | aardvark-dns | trixie | 1.14.0-3 | not affected |
| Debian | aardvark-dns | bookworm | 1.4.0-3 | not affected |
| Cpe | aardvark-dns | Not reported | Not reported | not affected |
| Cpe | aardvark-dns | Not reported | 1.17.1 | fixed |
| Opensuse | aardvark-dns | tumbleweed | 1.17.1-1.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | aardvark-dns | source | sid | 1.16.0-3 | not yet assigned | Not reported | Not reported |
| Debian | aardvark-dns | source | forky | 1.16.0-3 | not yet assigned | Not reported | Not reported |
| Debian | aardvark-dns | source | trixie | Not affected | unimportant | Not reported | Not reported |
| Debian | aardvark-dns | source | bookworm | Not affected | unimportant | Not reported | Not reported |
| Cpe | aardvark-dns | cpe | Not reported | 1.17.1 | Not reported | Not reported | Not reported |
| Opensuse | aardvark-dns | rpm | tumbleweed | 1.17.1-1.1 | Not reported | OPENSUSE-SU-2026:10570-1 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [aardvark-dns]Not affected
Details (2)
1.4.0-3· amd64 · bookwormNot affected
nvd · aardvark-dns · debian · bookworm
1.4.0-3· arm64 · bookwormNot affected
nvd · aardvark-dns · debian · bookworm
[openSUSE Tumbleweed]
- [aardvark-dns]Fixed
Source package: [aardvark-dns]
Details (1)
2.0.0-1.2· x86_64 · tumbleweedFixed · Fixed:
1.17.1-1.1nvd · aardvark-dns · opensuse · tumbleweed
Observed:
References
- [https://ftp.suse.com/pub/projects/security/]
- [https://nvd.nist.gov/vuln/detail/CVE-2026-35406]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-35406]
- [https://osv.dev/vulnerability/openSUSE-SU-2026:10570-1]
- [https://security-tracker.debian.org/tracker/CVE-2026-35406]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-35406.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-2247.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]