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    1 vulnerability found for aardvark-dns by containers

    CVE-2026-35406 (GCVE-0-2026-35406)

    Vulnerability from cvelistv5 – Published: 2026-04-07 21:32 – Updated: 2026-04-08 16:14
    VLAI
    Title
    Aardvark-dns has incorrect error handling for malformed tcp packets
    Summary
    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.
    Severity
    6.2 (Medium)
    CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-04-08 16:09 UTC
    CWE
    • CWE-400 - Uncontrolled Resource Consumption
    Assigner
    GitHub_M CNA
    References
    Impacted products
    Vendor Product Version
    containers aardvark-dns Affected: >= 1.16.0, < 1.17.1
    		Create a notification for this product.
    Show details on NVD website
    To clipboard 

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                "id": "CVE-2026-35406",
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                "timestamp": "2026-04-08T16:09:52.961124Z",
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      "descriptions": [
        {
          "lang": "en",
          "value": "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."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
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            "baseScore": 6.2,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
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      "references": [
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          "tags": [
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          "url": "https://github.com/containers/aardvark-dns/security/advisories/GHSA-hfpq-x728-986j"
        },
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          "name": "https://github.com/containers/aardvark-dns/commit/3b49ea7b38bdea134b7f03256f2e13f44ce73bb1",
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      "title": "Aardvark-dns has incorrect error handling for malformed tcp packets"
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