{
  "document": {
    "aggregate_severity": {
      "text": "High"
    },
    "category": "csaf_vex",
    "csaf_version": "2.0",
    "distribution": {
      "text": "TuxCare License Agreement",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "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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      "contact_details": "https://tuxcare.com/contact/",
      "name": "TuxCare",
      "namespace": "https://tuxcare.com/"
    },
    "references": [
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        "category": "self",
        "summary": "Canonical URL",
        "url": "https://security.tuxcare.com/csaf/v2/els_os/tuxcare9.6esu/vex/2023/cve-2023-46728-els_os-tuxcare9_6esu.json"
      }
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      "current_release_date": "2026-04-23T11:32:31Z",
      "generator": {
        "date": "2026-04-23T11:32:31Z",
        "engine": {
          "name": "pyCSAF"
        }
      },
      "id": "CVE-2023-46728-ELS_OS-TUXCARE9.6ESU",
      "initial_release_date": "2023-11-06T18:15:00Z",
      "revision_history": [
        {
          "date": "2023-11-06T18:15:00Z",
          "number": "1",
          "summary": "Initial version"
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        {
          "date": "2026-04-23T11:32:31Z",
          "number": "2",
          "summary": "Official Publication"
        }
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      "status": "final",
      "version": "2"
    },
    "title": "Security update on CVE-2023-46728"
  },
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  "vulnerabilities": [
    {
      "cve": "CVE-2023-46728",
      "cwe": {
        "id": "CWE-476",
        "name": "NULL Pointer Dereference"
      },
      "notes": [
        {
          "category": "description",
          "text": "Squid is a caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. Due to a NULL pointer dereference bug Squid is vulnerable to a Denial of Service attack against Squid's Gopher gateway. The gopher protocol is always available and enabled in Squid prior to Squid 6.0.1. Responses triggering this bug are possible to be received from any gopher server, even those without malicious intent. Gopher support has been removed in Squid version 6.0.1. Users are advised to upgrade. Users unable to upgrade should reject all gopher URL requests.",
          "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"
        }
      ],
      "product_status": {
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          "Rocky Linux-9.6:squid-7:5.5-19.el9_6.1.tuxcare.els4.x86_64"
        ],
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          "Rocky Linux-9.6:squid-7:5.5-19.el9_6.1.x86_64"
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      },
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        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els/cve/CVE-2023-46728"
        },
        {
          "category": "external",
          "summary": "https://github.com/squid-cache/squid/commit/6ea12e8fb590ac6959e9356a81aa3370576568c3",
          "url": "https://github.com/squid-cache/squid/commit/6ea12e8fb590ac6959e9356a81aa3370576568c3"
        },
        {
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          "summary": "https://github.com/squid-cache/squid/security/advisories/GHSA-cg5h-v6vc-w33f",
          "url": "https://github.com/squid-cache/squid/security/advisories/GHSA-cg5h-v6vc-w33f"
        },
        {
          "category": "external",
          "summary": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/A5QASTMCUSUEW3UOMKHZJB3FTONWSRXS/",
          "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/A5QASTMCUSUEW3UOMKHZJB3FTONWSRXS/"
        },
        {
          "category": "external",
          "summary": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MEV66D3PAAY6K7TWDT3WZBLCPLASFJDC/",
          "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MEV66D3PAAY6K7TWDT3WZBLCPLASFJDC/"
        },
        {
          "category": "external",
          "summary": "https://security.netapp.com/advisory/ntap-20231214-0006/",
          "url": "https://security.netapp.com/advisory/ntap-20231214-0006/"
        },
        {
          "category": "external",
          "summary": "https://lists.debian.org/debian-lts-announce/2025/09/msg00027.html",
          "url": "https://lists.debian.org/debian-lts-announce/2025/09/msg00027.html"
        }
      ],
      "release_date": "2023-11-06T18:15:00Z",
      "remediations": [
        {
          "category": "none_available",
          "details": "Affected",
          "product_ids": [
            "AlmaLinux-9.6:squid-7:5.5-19.el9_6.1.x86_64",
            "Rocky Linux-9.6:squid-7:5.5-19.el9_6.1.x86_64"
          ]
        }
      ],
      "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"
          },
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            "Rocky Linux-9.6:squid-7:5.5-19.el9_6.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ]
    }
  ]
}