{
  "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"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://tuxcare.com/contact/",
      "name": "TuxCare",
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        "category": "self",
        "summary": "Canonical URL",
        "url": "https://security.tuxcare.com/csaf/v2/els_os/centos8.4els/vex/2023/cve-2023-6817-els_os-centos8_4els.json"
      }
    ],
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      "current_release_date": "2026-04-08T20:32:43Z",
      "generator": {
        "date": "2026-04-08T20:32:43Z",
        "engine": {
          "name": "pyCSAF"
        }
      },
      "id": "CVE-2023-6817-ELS_OS-CENTOS8.4ELS",
      "initial_release_date": "2023-12-18T15:15:00Z",
      "revision_history": [
        {
          "date": "2023-12-18T15:15:00Z",
          "number": "1",
          "summary": "Initial version"
        },
        {
          "date": "2026-04-08T20:32:43Z",
          "number": "2",
          "summary": "Official Publication"
        }
      ],
      "status": "final",
      "version": "2"
    },
    "title": "Security update on CVE-2023-6817"
  },
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        "category": "vendor",
        "name": "Red Hat, Inc."
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        },
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        "relates_to_product_reference": "CentOS-8.4"
      },
      {
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        },
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        "relates_to_product_reference": "CentOS-8.4"
      },
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        },
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        "relates_to_product_reference": "CentOS-8.4"
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  },
  "vulnerabilities": [
    {
      "cve": "CVE-2023-6817",
      "cwe": {
        "id": "CWE-416",
        "name": "Use After Free"
      },
      "notes": [
        {
          "category": "description",
          "text": "A use-after-free vulnerability in the Linux kernel's netfilter: nf_tables component can be exploited to achieve local privilege escalation.\n\nThe function nft_pipapo_walk did not skip inactive elements during set walk which could lead double deactivations of PIPAPO (Pile Packet Policies) elements, leading to use-after-free.\n\nWe recommend upgrading past commit 317eb9685095678f2c9f5a8189de698c5354316a.",
          "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": [
          "CentOS-8.4:file-0:5.33-20.el8.tuxcare.els1.x86_64",
          "CentOS-8.4:file-devel-0:5.33-20.el8.tuxcare.els1.i686",
          "CentOS-8.4:file-devel-0:5.33-20.el8.tuxcare.els1.x86_64",
          "CentOS-8.4:file-libs-0:5.33-20.el8.tuxcare.els1.i686",
          "CentOS-8.4:file-libs-0:5.33-20.el8.tuxcare.els1.x86_64",
          "CentOS-8.4:python3-magic-0:5.33-20.el8.tuxcare.els1.noarch"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els/cve/CVE-2023-6817"
        },
        {
          "category": "external",
          "summary": "http://packetstormsecurity.com/files/177029/Kernel-Live-Patch-Security-Notice-LSN-0100-1.html",
          "url": "http://packetstormsecurity.com/files/177029/Kernel-Live-Patch-Security-Notice-LSN-0100-1.html"
        },
        {
          "category": "external",
          "summary": "http://www.openwall.com/lists/oss-security/2023/12/22/13",
          "url": "http://www.openwall.com/lists/oss-security/2023/12/22/13"
        },
        {
          "category": "external",
          "summary": "http://www.openwall.com/lists/oss-security/2023/12/22/6",
          "url": "http://www.openwall.com/lists/oss-security/2023/12/22/6"
        },
        {
          "category": "external",
          "summary": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=317eb9685095678f2c9f5a8189de698c5354316a",
          "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=317eb9685095678f2c9f5a8189de698c5354316a"
        },
        {
          "category": "external",
          "summary": "https://kernel.dance/317eb9685095678f2c9f5a8189de698c5354316a",
          "url": "https://kernel.dance/317eb9685095678f2c9f5a8189de698c5354316a"
        },
        {
          "category": "external",
          "summary": "https://lists.debian.org/debian-lts-announce/2024/01/msg00005.html",
          "url": "https://lists.debian.org/debian-lts-announce/2024/01/msg00005.html"
        }
      ],
      "release_date": "2023-12-18T15:15:00Z",
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
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        }
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      "threats": [
        {
          "category": "impact",
          "details": "Important"
        },
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          "category": "impact",
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}