What is GHSA-hfpq-x728-986j?

GHSA-hfpq-x728-986j is a security advisory published by GitHub Security Advisories with High severity. netavark has incorrect error handling for malformed tcp packets

Which CVE IDs does GHSA-hfpq-x728-986j cover?

GHSA-hfpq-x728-986j covers the following CVE IDs: CVE-2026-35406. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-hfpq-x728-986j?

GHSA-hfpq-x728-986j has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

Which products are affected by GHSA-hfpq-x728-986j?

GHSA-hfpq-x728-986j affects 1 product, including: rust/netavark:\u003e= 1.16.0, \u003c= 1.17.0.

GHSA-hfpq-x728-986jHighCVSS 7.5

netavark has incorrect error handling for malformed tcp packets

Vendor

GitHub Security Advisories

Published

April 7, 2026

Last Modified

April 24, 2026

🔗 CVE IDs covered (1)

CVE-2026-35406 →

📋 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

🎯 Affected products1

rust/netavark:>= 1.16.0, <= 1.17.0

🔗 References (5)

https://github.com/containers/aardvark-dns/security/advisories/GHSA-hfpq-x728-986j
https://github.com/containers/aardvark-dns/commit/3b49ea7b38bdea134b7f03256f2e13f44ce73bb1
https://github.com/containers/aardvark-dns/releases/tag/v1.17.1
https://nvd.nist.gov/vuln/detail/CVE-2026-35406
https://github.com/advisories/GHSA-hfpq-x728-986j