WID-SEC-W-2023-2077

Vulnerability from csaf_certbund - Published: 2023-08-16 22:00 - Updated: 2024-01-28 23:00
Summary
Linux Kernel: Schwachstelle ermöglicht Denial of Service
Severity
Mittel
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: Der Kernel stellt den Kern des Linux Betriebssystems dar.
Angriff: Ein lokaler Angreifer kann eine Schwachstelle im Linux Kernel ausnutzen, um einen Denial of Service Angriff durchzuführen.
Betroffene Betriebssysteme: - Linux
CVE-2023-4385

Es besteht eine Schwachstelle im Linux-Kernel. Dieser Fehler besteht in "dbFree" in "fs/jfs/jfs_dmap.c" im Journaling File System (JFS) aufgrund einer NULL-Zeiger-Dereferenz, aufgrund einer fehlenden Plausibilitätsprüfung besteht. Ein lokaler Angreifer kann diese Schwachstelle ausnutzen, um einen Denial-of-Service-Zustand zu verursachen.

Affected products
Product Identifier Version Remediation
Dell NetWorker vProxy< 19.9.0.4
Dell / NetWorker
 cpe:/a:dell:networker:vproxy_19.9.0.4 —
Dell NetWorker vProxy< 19.10
Dell / NetWorker
 cpe:/a:dell:networker:vproxy_19.10 —
SUSE Linux
SUSE
 cpe:/o:suse:suse_linux:- —
Ubuntu Linux
Ubuntu
 cpe:/o:canonical:ubuntu_linux:- —
References
To clipboard 

{
  "document": {
    "aggregate_severity": {
      "text": "mittel"
    },
    "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": "Der Kernel stellt den Kern des Linux Betriebssystems dar.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein lokaler Angreifer kann eine Schwachstelle im Linux Kernel ausnutzen, um einen Denial of Service Angriff durchzuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Linux",
        "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-2023-2077 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-2077.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-2077 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-2077"
      },
      {
        "category": "external",
        "summary": "Red Hat Bugzilla \u2013 Bug 2219272 vom 2023-08-16",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2219272"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3601-1 vom 2023-09-14",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016153.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3687-1 vom 2023-09-19",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016222.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3680-1 vom 2023-09-19",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016208.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6388-1 vom 2023-09-20",
        "url": "https://ubuntu.com/security/notices/USN-6388-1"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3681-1 vom 2023-09-19",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016214.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3684-1 vom 2023-09-19",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016211.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3705-1 vom 2023-09-20",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016233.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:3785-1 vom 2023-09-26",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-September/016326.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2023:4028-1 vom 2023-10-10",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-October/016622.html"
      },
      {
        "category": "external",
        "summary": "DELL Security Update",
        "url": "https://www.dell.com/support/kbdoc/de-de/000221476/dsa-2024-058-security-update-for-dell-networker-vproxy-multiple-components-vulnerabilities"
      }
    ],
    "source_lang": "en-US",
    "title": "Linux Kernel: Schwachstelle erm\u00f6glicht Denial of Service",
    "tracking": {
      "current_release_date": "2024-01-28T23:00:00.000+00:00",
      "generator": {
        "date": "2024-08-15T17:57:10.776+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.5"
        }
      },
      "id": "WID-SEC-W-2023-2077",
      "initial_release_date": "2023-08-16T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2023-08-16T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2023-09-14T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-09-19T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von SUSE und Ubuntu aufgenommen"
        },
        {
          "date": "2023-09-20T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-09-26T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-10-10T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2024-01-28T23:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Dell aufgenommen"
        }
      ],
      "status": "final",
      "version": "7"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Dell NetWorker vProxy\u003c 19.9.0.4",
                "product": {
                  "name": "Dell NetWorker vProxy\u003c 19.9.0.4",
                  "product_id": "T032377",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:dell:networker:vproxy_19.9.0.4"
                  }
                }
              },
              {
                "category": "product_name",
                "name": "Dell NetWorker vProxy\u003c 19.10",
                "product": {
                  "name": "Dell NetWorker vProxy\u003c 19.10",
                  "product_id": "T032378",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:dell:networker:vproxy_19.10"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "NetWorker"
          }
        ],
        "category": "vendor",
        "name": "Dell"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Open Source Linux Kernel \u003c 5.19-rc1",
            "product": {
              "name": "Open Source Linux Kernel \u003c 5.19-rc1",
              "product_id": "T029352",
              "product_identification_helper": {
                "cpe": "cpe:/o:linux:linux_kernel:5.19-rc1"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Open Source"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "SUSE Linux",
            "product": {
              "name": "SUSE Linux",
              "product_id": "T002207",
              "product_identification_helper": {
                "cpe": "cpe:/o:suse:suse_linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "SUSE"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Ubuntu Linux",
            "product": {
              "name": "Ubuntu Linux",
              "product_id": "T000126",
              "product_identification_helper": {
                "cpe": "cpe:/o:canonical:ubuntu_linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Ubuntu"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2023-4385",
      "notes": [
        {
          "category": "description",
          "text": "Es besteht eine Schwachstelle im Linux-Kernel. Dieser Fehler besteht in \"dbFree\" in \"fs/jfs/jfs_dmap.c\" im Journaling File System (JFS) aufgrund einer NULL-Zeiger-Dereferenz, aufgrund einer fehlenden Plausibilit\u00e4tspr\u00fcfung besteht. Ein lokaler Angreifer kann diese Schwachstelle ausnutzen, um einen Denial-of-Service-Zustand zu verursachen."
        }
      ],
      "product_status": {
        "known_affected": [
          "T032377",
          "T032378",
          "T002207",
          "T000126"
        ]
      },
      "release_date": "2023-08-16T22:00:00.000+00:00",
      "title": "CVE-2023-4385"
    }
  ]
}



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