CVE-2026-35406

EUVD-2026-19972
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.2 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
aardvark-dns
jammy
dne
noble
needs-triage
questing
needs-triage
Common Weakness Enumeration
References
https://github.com/containers/aardvark-dns/commit/3b49ea7b38bdea134b7f03256f2e13f44ce73bb1
https://github.com/containers/aardvark-dns/releases/tag/v1.17.1
https://github.com/containers/aardvark-dns/security/advisories/GHSA-hfpq-x728-986j