{
  "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": {
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      "contact_details": "https://tuxcare.com/contact/",
      "name": "TuxCare",
      "namespace": "https://tuxcare.com/"
    },
    "references": [
      {
        "category": "self",
        "summary": "Canonical URL",
        "url": "https://security.tuxcare.com/csaf/v2/els_os/centos8.4els/vex/2023/cve-2023-6931-els_os-centos8_4els.json"
      }
    ],
    "tracking": {
      "current_release_date": "2026-08-18T13:00:50Z",
      "generator": {
        "date": "2026-08-18T13:00:49Z",
        "engine": {
          "name": "pyCSAF"
        }
      },
      "id": "CVE-2023-6931-ELS_OS-CENTOS8.4ELS",
      "initial_release_date": "2023-12-19T14:15:00Z",
      "revision_history": [
        {
          "date": "2023-12-19T14:15:00Z",
          "number": "1",
          "summary": "Initial version"
        },
        {
          "date": "2026-04-08T20:32:42Z",
          "number": "2",
          "summary": "Official Publication"
        },
        {
          "date": "2026-06-12T18:43:24Z",
          "number": "3",
          "summary": "Update document"
        },
        {
          "date": "2026-08-18T13:00:50Z",
          "number": "4",
          "summary": "Update document"
        }
      ],
      "status": "final",
      "version": "4"
    },
    "title": "Security update on CVE-2023-6931"
  },
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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"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "file-libs-0:5.33-20.el8.tuxcare.els1.i686 as a component of Community Enterprise Operating System 8.4",
          "product_id": "CentOS-8.4:file-libs-0:5.33-20.el8.tuxcare.els1.i686"
        },
        "product_reference": "file-libs-0:5.33-20.el8.tuxcare.els1.i686",
        "relates_to_product_reference": "CentOS-8.4"
      },
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        "category": "default_component_of",
        "full_product_name": {
          "name": "file-libs-0:5.33-20.el8.tuxcare.els1.x86_64 as a component of Community Enterprise Operating System 8.4",
          "product_id": "CentOS-8.4:file-libs-0:5.33-20.el8.tuxcare.els1.x86_64"
        },
        "product_reference": "file-libs-0:5.33-20.el8.tuxcare.els1.x86_64",
        "relates_to_product_reference": "CentOS-8.4"
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    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2023-6931",
      "cwe": {
        "id": "CWE-787",
        "name": "Out-of-bounds Write"
      },
      "notes": [
        {
          "category": "description",
          "text": "A heap out-of-bounds write vulnerability in the Linux kernel's Performance Events system component can be exploited to achieve local privilege escalation.\n\n\n\nA perf_event's read_size can overflow, leading to an heap out-of-bounds increment or write in perf_read_group().\n\n\n\nWe recommend upgrading past commit 382c27f4ed28f803b1f1473ac2d8db0afc795a1b.",
          "title": "Vulnerability description"
        },
        {
          "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-2023-6931"
        },
        {
          "category": "external",
          "summary": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=382c27f4ed28f803b1f1473ac2d8db0afc795a1b",
          "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=382c27f4ed28f803b1f1473ac2d8db0afc795a1b"
        },
        {
          "category": "external",
          "summary": "https://kernel.dance/382c27f4ed28f803b1f1473ac2d8db0afc795a1b",
          "url": "https://kernel.dance/382c27f4ed28f803b1f1473ac2d8db0afc795a1b"
        },
        {
          "category": "external",
          "summary": "https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html",
          "url": "https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html"
        },
        {
          "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"
        },
        {
          "category": "external",
          "summary": "https://cert-portal.siemens.com/productcert/html/ssa-265688.html",
          "url": "https://cert-portal.siemens.com/productcert/html/ssa-265688.html"
        },
        {
          "category": "external",
          "summary": "https://cert-portal.siemens.com/productcert/html/ssa-398330.html",
          "url": "https://cert-portal.siemens.com/productcert/html/ssa-398330.html"
        },
        {
          "category": "external",
          "summary": "https://cert-portal.siemens.com/productcert/html/ssa-613116.html",
          "url": "https://cert-portal.siemens.com/productcert/html/ssa-613116.html"
        },
        {
          "category": "external",
          "summary": "https://cert-portal.siemens.com/productcert/html/ssa-794697.html",
          "url": "https://cert-portal.siemens.com/productcert/html/ssa-794697.html"
        }
      ],
      "release_date": "2023-12-19T14:15:00Z",
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        },
        {
          "category": "impact",
          "date": "2026-06-12T13:06:55.157337Z",
          "details": "important",
          "product_ids": [
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            "CentOS-8.4:file-devel-0:5.33-20.el8.tuxcare.els1.i686",
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}