GitHub Advisoryadvisory · crates.io
GHSA-hfpq-x728-986j netavark has incorrect error handling for malformed tcp packets
HIGH
Official page ↗
- Aliases
- CVE-2026-35406
- Ecosystem
- crates.io
- Packages
- netavark
- Severity
- High
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-400, CWE-835
- Reviewed
- 2026-04-07
Affected packages
• crates.io netavark: >= 1.16.0, < 1.17.1 → fixed in 1.17.1
Description
Impact
A truncated TCP DNS query followed by a connection reset causes aardvark-dns to enter an unrecoverable infinite error loop at 100% CPU.
Patches
https://github.com/containers/aardvark-dns/commit/3b49ea7b38bdea134b7f03256f2e13f44ce73bb1
Workarounds
None
Credits
Thanks to @dkane01 for reporting this
Related
Alias · CVE (1)
- CVE-2026-35406 Aardvark-dns is an authoritative dns server for A/AAAA container records. vulnerability
References
- https://github.com/containers/aardvark-dns/security/advisories/GHSA-hfpq-x728-986j web
- https://nvd.nist.gov/vuln/detail/CVE-2026-35406 advisory
- https://github.com/containers/aardvark-dns/commit/3b49ea7b38bdea134b7f03256f2e13f44ce73bb1 web
- https://github.com/containers/aardvark-dns package
- https://github.com/containers/aardvark-dns/releases/tag/v1.17.1 web