Loop with Unreachable Exit Condition ('Infinite Loop') Affecting aardvark-dns-debuginfo package, versions <2:1.17.1-1.el10_2


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.38% (30th percentile)

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  • Snyk IDSNYK-RHEL10-AARDVARKDNSDEBUGINFO-17899568
  • published9 Jul 2026
  • disclosed7 Apr 2026

Introduced: 7 Apr 2026

CVE-2026-35406  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

Upgrade RHEL:10 aardvark-dns-debuginfo to version 2:1.17.1-1.el10_2 or higher.
This issue was patched in RHSA-2026:36782.

NVD Description

Note: Versions mentioned in the description apply only to the upstream aardvark-dns-debuginfo package and not the aardvark-dns-debuginfo package as distributed by RHEL. See How to fix? for RHEL:10 relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1