CVE-2026-35406

Name	CVE-2026-35406
Description	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.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
aardvark-dns (PTS)	bookworm	1.4.0-3	vulnerable
	trixie	1.14.0-3	vulnerable
	forky	1.16.0-2	vulnerable
	sid	1.16.0-3	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
aardvark-dns	source	(unstable)	1.16.0-3

Notes

https://github.com/containers/aardvark-dns/security/advisories/GHSA-hfpq-x728-986j
Fixed by: https://github.com/containers/aardvark-dns/commit/3b49ea7b38bdea134b7f03256f2e13f44ce73bb1 (main)
Fixed by: https://github.com/containers/aardvark-dns/commit/b66c50e88ead4416ae3cd86044e5905cb33f2d4b (v1.17.1)