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.
Published: 2026-04-07
Score: 6.2 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-hfpq-x728-986j netavark has incorrect error handling for malformed tcp packets
History

Tue, 07 Apr 2026 22:00:00 +0000

Type Values Removed Values Added
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.
Title Aardvark-dns has incorrect error handling for malformed tcp packets
Weaknesses CWE-400
References
Metrics cvssV3_1

{'score': 6.2, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}


Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-04-07T21:32:23.512Z

Reserved: 2026-04-02T17:03:42.075Z

Link: CVE-2026-35406

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-04-07T22:16:23.277

Modified: 2026-04-07T22:16:23.277

Link: CVE-2026-35406

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses