WID-SEC-W-2026-3107

Vulnerability from csaf_certbund - Published: 2026-08-31 22:00 - Updated: 2026-09-30 22:00
Summary
WebKitGTK: Schwachstelle ermöglicht Codeausführung
Severity
Hoch
Notes
Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen.
Produktbeschreibung: WebKitGTK ist ein Webbrowser. Dieser nutzt die WebKit-Engine, die auch von Safari und vielen anderen Apps auf macOS, iOS und Linux verwendet wird.
Angriff: Ein entfernter, anonymer Angreifer kann eine Schwachstelle in WebKitGTK ausnutzen, um eine Speicherbeschädigung zu verursachen und möglicherweise beliebigen Code auszuführen oder einen Denial-of-Service-Zustand auszulösen.
Betroffene Betriebssysteme: - Sonstiges - UNIX
CVE-2026-83596
Affected products
Product Identifier Version Remediation
Oracle Linux
Oracle
 cpe:/o:oracle:linux:- —
RESF Rocky Linux
RESF
 cpe:/o:resf:rocky_linux:- —
Red Hat Enterprise Linux
Red Hat
 cpe:/o:redhat:enterprise_linux:- —
Fedora Linux
Fedora
 cpe:/o:fedoraproject:fedora:- —
Amazon Linux 2
Amazon
 cpe:/o:amazon:linux_2:- —
Open Source WebKitGTK
Open Source
 cpe:/a:webkitgtk:webkitgtk:- —
References
To clipboard 

{
  "document": {
    "aggregate_severity": {
      "text": "hoch"
    },
    "category": "csaf_base",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "de-DE",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
      },
      {
        "category": "description",
        "text": "WebKitGTK ist ein Webbrowser. Dieser nutzt die WebKit-Engine, die auch von Safari und vielen anderen Apps auf macOS, iOS und Linux verwendet wird.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, anonymer Angreifer kann eine Schwachstelle in WebKitGTK ausnutzen, um eine Speicherbesch\u00e4digung zu verursachen und m\u00f6glicherweise beliebigen Code auszuf\u00fchren oder einen Denial-of-Service-Zustand auszul\u00f6sen.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Sonstiges\n- UNIX",
        "title": "Betroffene Betriebssysteme"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "csaf-provider@cert-bund.de",
      "name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
      "namespace": "https://www.bsi.bund.de"
    },
    "references": [
      {
        "category": "self",
        "summary": "WID-SEC-W-2026-3107 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-3107.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2026-3107 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-3107"
      },
      {
        "category": "external",
        "summary": "GitHub Security Advisory GHSA-xxgm-wv7m-9vch vom 2026-08-31",
        "url": "https://github.com/advisories/GHSA-xxgm-wv7m-9vch"
      },
      {
        "category": "external",
        "summary": "Red Hat Bugtracker 2526490 vom 2026-08-31",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2526490"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS2-2026-3917 vom 2026-09-14",
        "url": "https://alas.aws.amazon.com/AL2/ALAS2-2026-3917.html"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2026-164300CB22 vom 2026-09-17",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2026-164300cb22"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2026-B3F7D5344B vom 2026-09-17",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2026-b3f7d5344b"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2026-69098 vom 2026-09-21",
        "url": "https://linux.oracle.com/errata/ELSA-2026-69098.html"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2026-011617B4DB vom 2026-09-22",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2026-011617b4db"
      },
      {
        "category": "external",
        "summary": "Rocky Linux Security Advisory RLSA-2026:69098 vom 2026-09-22",
        "url": "https://errata.build.resf.org/RLSA-2026:69098"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2026-40DB9B80A2 vom 2026-09-22",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2026-40db9b80a2"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2026:74084 vom 2026-09-30",
        "url": "https://access.redhat.com/errata/RHSA-2026:74084"
      }
    ],
    "source_lang": "en-US",
    "title": "WebKitGTK: Schwachstelle erm\u00f6glicht Codeausf\u00fchrung",
    "tracking": {
      "current_release_date": "2026-09-30T22:00:00.000+00:00",
      "generator": {
        "date": "2026-10-01T10:07:01.885+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.6.0"
        }
      },
      "id": "WID-SEC-W-2026-3107",
      "initial_release_date": "2026-08-31T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2026-08-31T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2026-09-14T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2026-09-17T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Fedora aufgenommen"
        },
        {
          "date": "2026-09-21T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2026-09-22T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Fedora und Rocky Enterprise Software Foundation aufgenommen"
        },
        {
          "date": "2026-09-30T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Red Hat aufgenommen"
        }
      ],
      "status": "final",
      "version": "6"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Amazon Linux 2",
            "product": {
              "name": "Amazon Linux 2",
              "product_id": "398363",
              "product_identification_helper": {
                "cpe": "cpe:/o:amazon:linux_2:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Amazon"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Fedora Linux",
            "product": {
              "name": "Fedora Linux",
              "product_id": "74178",
              "product_identification_helper": {
                "cpe": "cpe:/o:fedoraproject:fedora:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Fedora"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Open Source WebKitGTK",
            "product": {
              "name": "Open Source WebKitGTK",
              "product_id": "T058882",
              "product_identification_helper": {
                "cpe": "cpe:/a:webkitgtk:webkitgtk:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Open Source"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Oracle Linux",
            "product": {
              "name": "Oracle Linux",
              "product_id": "T056236",
              "product_identification_helper": {
                "cpe": "cpe:/o:oracle:linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Oracle"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "RESF Rocky Linux",
            "product": {
              "name": "RESF Rocky Linux",
              "product_id": "T054581",
              "product_identification_helper": {
                "cpe": "cpe:/o:resf:rocky_linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "RESF"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Red Hat Enterprise Linux",
            "product": {
              "name": "Red Hat Enterprise Linux",
              "product_id": "67646",
              "product_identification_helper": {
                "cpe": "cpe:/o:redhat:enterprise_linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Red Hat"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2026-83596",
      "product_status": {
        "known_affected": [
          "T056236",
          "T054581",
          "67646",
          "74178",
          "398363",
          "T058882"
        ]
      },
      "release_date": "2026-08-31T22:00:00.000+00:00",
      "title": "CVE-2026-83596"
    }
  ]
}



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