{
  "@id": "urn:uuid:1c340226-cf20-4123-acf5-f73117865666",
  "role": "Document Creator",
  "author": "https://tuxcare.com",
  "version": 4,
  "@context": "https://openvex.dev/ns/v0.2.0",
  "timestamp": "2026-11-06T06:19:00.029332+00:00",
  "statements": [
    {
      "status": "not_affected",
      "products": [
        {
          "@id": "pkg:maven/com.fasterxml.jackson.dataformat/jackson-dataformat-cbor@2.14.3-tuxcare.2",
          "identifiers": {
            "purl": "pkg:maven/com.fasterxml.jackson.dataformat/jackson-dataformat-cbor@2.14.3-tuxcare.2"
          }
        }
      ],
      "timestamp": "2026-11-04T09:04:11.456857+00:00",
      "status_notes": "Vulnerability CVE-2020-28491 does not affect version 2.14.3-tuxcare.2 of com.fasterxml.jackson.dataformat:jackson-dataformat-cbor. Target version 2.14.3 is NOT vulnerable to CVE-2020-28491. The upstream fix for unchecked byte buffer allocation was already included in the 2.14.3 release that TuxCare onboarded. The defense code (LONGEST_NON_CHUNKED_BINARY limit and incremental reading via _finishLongContiguousBytes) is present in CBORParser.java. Fix commit de072d31 by upstream author tatu.saloranta@iki.fi is an ancestor of the first TuxCare commit 1973e055 (\"Onboard version 2.14.3\"), confirming this is an upstream fix, not a TuxCare backport.\n\nAdvisory cross-check (dlmn): outside the affected ranges of GitHub (>= 2.8.0rc1, < 2.11.4; >= 2.12.0rc1, < 2.12.1), NVD (< 2.11.4; > 2.12.0, < 2.12.1; = 2.12.0; = 2.12.0-rc1; = 2.12.0-rc2), cve.org (< 2.11.4; >= 2.12.0-rc1, < 2.12.1), Snyk (>= 0, < 2.11.4; >= 2.12.0-rc1, < 2.12.1).",
      "justification": "vulnerable_code_not_present",
      "vulnerability": {
        "name": "CVE-2020-28491"
      },
      "impact_statement": "Target version 2.14.3 is NOT vulnerable to CVE-2020-28491. The upstream fix for unchecked byte buffer allocation was already included in the 2.14.3 release that TuxCare onboarded. The defense code (LONGEST_NON_CHUNKED_BINARY limit and incremental reading via _finishLongContiguousBytes) is present in CBORParser.java. Fix commit de072d31 by upstream author tatu.saloranta@iki.fi is an ancestor of the first TuxCare commit 1973e055 (\"Onboard version 2.14.3\"), confirming this is an upstream fix, not a TuxCare backport.\n\nAdvisory cross-check (dlmn): outside the affected ranges of GitHub (>= 2.8.0rc1, < 2.11.4; >= 2.12.0rc1, < 2.12.1), NVD (< 2.11.4; > 2.12.0, < 2.12.1; = 2.12.0; = 2.12.0-rc1; = 2.12.0-rc2), cve.org (< 2.11.4; >= 2.12.0-rc1, < 2.12.1), Snyk (>= 0, < 2.11.4; >= 2.12.0-rc1, < 2.12.1)."
    },
    {
      "status": "not_affected",
      "products": [
        {
          "@id": "pkg:maven/com.fasterxml.jackson.dataformat/jackson-dataformat-cbor@2.14.3-tuxcare.2",
          "identifiers": {
            "purl": "pkg:maven/com.fasterxml.jackson.dataformat/jackson-dataformat-cbor@2.14.3-tuxcare.2"
          }
        }
      ],
      "timestamp": "2026-11-06T06:19:00.029332+00:00",
      "status_notes": "Vulnerability CVE-2026-106554 does not affect version 2.14.3-tuxcare.2 of com.fasterxml.jackson.dataformat:jackson-dataformat-cbor. not_affected \u2014 Not affected. In 2.14.3 the CBOR parser has no TagList and no tag accumulation. It keeps one tag in a single int field (_tagValue) and rejects a second consecutive tag with \"Multiple tags not allowed per value\". A run of N tag bytes is therefore rejected at the second tag, with constant work and no growing array, so the quadratic growth cannot occur.",
      "justification": "vulnerable_code_not_in_execute_path",
      "vulnerability": {
        "name": "CVE-2026-106554"
      },
      "impact_statement": "not_affected \u2014 Not affected. In 2.14.3 the CBOR parser has no TagList and no tag accumulation. It keeps one tag in a single int field (_tagValue) and rejects a second consecutive tag with \"Multiple tags not allowed per value\". A run of N tag bytes is therefore rejected at the second tag, with constant work and no growing array, so the quadratic growth cannot occur."
    }
  ]
}