{
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      "text": "High"
    },
    "category": "csaf_vex",
    "csaf_version": "2.0",
    "distribution": {
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        "url": "https://www.first.org/tlp/"
      }
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    "lang": "en",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Cloud Linux Inc. and provide a link to the original.",
        "title": "Terms of Use"
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      "generator": {
        "date": "2026-06-12T16:34:33Z",
        "engine": {
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      "id": "CVE-2023-0217-ELS_ALT_COMMON-DEBIAN11",
      "initial_release_date": "2023-02-08T20:15:00Z",
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        {
          "date": "2023-02-08T20:15:00Z",
          "number": "1",
          "summary": "Initial version"
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        {
          "date": "2026-06-12T16:34:33Z",
          "number": "2",
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    },
    "title": "Security update on CVE-2023-0217"
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  },
  "vulnerabilities": [
    {
      "cve": "CVE-2023-0217",
      "cwe": {
        "id": "CWE-476",
        "name": "NULL Pointer Dereference"
      },
      "notes": [
        {
          "category": "description",
          "text": "An invalid pointer dereference on read can be triggered when an\napplication tries to check a malformed DSA public key by the\nEVP_PKEY_public_check() function. This will most likely lead\nto an application crash. This function can be called on public\nkeys supplied from untrusted sources which could allow an attacker\nto cause a denial of service attack.\n\nThe TLS implementation in OpenSSL does not call this function\nbut applications might call the function if there are additional\nsecurity requirements imposed by standards such as FIPS 140-3.",
          "title": "Vulnerability description"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        },
        {
          "category": "other",
          "text": "TuxCare has assessed that this vulnerability does not impact any currently supported TuxCare products. This evaluation may change as new information becomes available. For additional details regarding this vulnerability and affected products, refer to the provided references.",
          "title": "Statement"
        }
      ],
      "product_status": {
        "known_not_affected": [
          "Debian-11:alt-openssl-0:1.1.1w-3.1.amd64",
          "Debian-11:alt-openssl-0:1.1.1w-3.2.amd64",
          "Debian-11:alt-openssl-0:1.1.1w-3.4.amd64",
          "Debian-11:alt-openssl-dev-0:1.1.1w-3.1.amd64",
          "Debian-11:alt-openssl-dev-0:1.1.1w-3.2.amd64",
          "Debian-11:alt-openssl-dev-0:1.1.1w-3.4.amd64",
          "Debian-11:alt-openssl-doc-0:1.1.1w-3.1.all",
          "Debian-11:alt-openssl-doc-0:1.1.1w-3.2.all",
          "Debian-11:alt-openssl-doc-0:1.1.1w-3.4.all",
          "Debian-11:alt-openssl-libs-0:1.1.1w-3.1.amd64",
          "Debian-11:alt-openssl-libs-0:1.1.1w-3.2.amd64",
          "Debian-11:alt-openssl-libs-0:1.1.1w-3.4.amd64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els-lang/cve/CVE-2023-0217"
        },
        {
          "category": "external",
          "summary": "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=23985bac83fd50c8e29431009302b5442f985096",
          "url": "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=23985bac83fd50c8e29431009302b5442f985096"
        },
        {
          "category": "external",
          "summary": "https://security.gentoo.org/glsa/202402-08",
          "url": "https://security.gentoo.org/glsa/202402-08"
        },
        {
          "category": "external",
          "summary": "https://www.openssl.org/news/secadv/20230207.txt",
          "url": "https://www.openssl.org/news/secadv/20230207.txt"
        },
        {
          "category": "external",
          "summary": "https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2023-0003",
          "url": "https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2023-0003"
        }
      ],
      "release_date": "2023-02-08T20:15:00Z",
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
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            "Debian-11:alt-openssl-libs-0:1.1.1w-3.4.amd64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        },
        {
          "category": "impact",
          "date": "2026-06-12T13:13:09.678736Z",
          "details": "Not affected: the deployed OpenSSL version is 1.1.1w, and upstream documents that CVE‑2023‑0217 impacts only the 3.0.x provider-based implementation (3.0.0–3.0.7), while OpenSSL 1.1.1 and 1.0.2 are not affected. The invalid pointer dereference occurs in the DSA public‑key validation path introduced with the 3.0 provider rewrite and is absent in the 1.1.1 branch. Therefore, this denial‑of‑service condition is not reachable in the current deployment.",
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