EUVD-2026-19972
GHSA-hfpq-x728-986j
6.2
CVSS 3.1
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CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Lifecycle Timeline
4
Analysis Generated
Apr 07, 2026 - 20:16 vuln.today
EUVD ID Assigned
Apr 07, 2026 - 20:16 euvd
EUVD-2026-19972
Patch Released
Apr 07, 2026 - 20:16 nvd
Patch available
CVE Published
Apr 07, 2026 - 20:13 nvd
MEDIUM 6.2
Tags
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
Analysis
Aardvark-dns enters an unrecoverable infinite error loop consuming 100% CPU when processing a truncated TCP DNS query followed by a connection reset, causing denial of service to DNS resolution services. The vulnerability affects the aardvark-dns container DNS service and requires local network access to trigger. …
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Priority Score
31
Low
Medium
High
Critical
KEV: 0
EPSS: +0.0
CVSS: +31
POC: 0
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External POC / Exploit Code
Leaving vuln.today
Destination URL
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