cvelistv5 - cve-2023-38426

cve-2023-38426

Vulnerability from cvelistv5

Published

2023-07-17 00:00

Modified

2024-08-02 17:39

Severity ?

Summary

An issue was discovered in the Linux kernel before 6.3.4. ksmbd has an out-of-bounds read in smb2_find_context_vals when create_context's name_len is larger than the tag length.

References

URL	Tags
cve@mitre.org	https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.4	Mailing List, Release Notes, Third Party Advisory
cve@mitre.org	https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/ksmbd?id=02f76c401d17e409ed45bf7887148fcc22c93c85	Patch
cve@mitre.org	https://security.netapp.com/advisory/ntap-20230915-0010/	Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108	https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.4	Mailing List, Release Notes, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/ksmbd?id=02f76c401d17e409ed45bf7887148fcc22c93c85	Patch
af854a3a-2127-422b-91ae-364da2661108	https://security.netapp.com/advisory/ntap-20230915-0010/	Third Party Advisory, VDB Entry

Impacted products

Vendor

Product

Version

▼

n/a

Version: n/a

Show details on NVD website

JSON

To clipboard

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  }
}

ghsa-cg75-5mp4-f52v

Vulnerability from github

Published

2023-07-18 00:31

Modified

2023-12-22 18:30

Severity ?

9.1 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Details

An issue was discovered in the Linux kernel before 6.3.4. ksmbd has an out-of-bounds read in smb2_find_context_vals when create_context's name_len is larger than the tag length.

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2023-38426"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-125"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2023-07-18T00:15:09Z",
    "severity": "CRITICAL"
  },
  "details": "An issue was discovered in the Linux kernel before 6.3.4. ksmbd has an out-of-bounds read in smb2_find_context_vals when create_context\u0027s name_len is larger than the tag length.",
  "id": "GHSA-cg75-5mp4-f52v",
  "modified": "2023-12-22T18:30:28Z",
  "published": "2023-07-18T00:31:08Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-38426"
    },
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      "url": "https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.4"
    },
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      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/ksmbd?id=02f76c401d17e409ed45bf7887148fcc22c93c85"
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      "type": "CVSS_V3"
    }
  ]
}

gsd-2023-38426

Vulnerability from gsd

Modified

2023-12-13 01:20

Details

An issue was discovered in the Linux kernel before 6.3.4. ksmbd has an out-of-bounds read in smb2_find_context_vals when create_context's name_len is larger than the tag length.

Aliases

CVE-2023-38426

Aliases

CVE-2023-38426

JSON

To clipboard

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    "id": "GSD-2023-38426"
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      "remediation": "unknown",
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      "id": "GSD-2023-38426",
      "modified": "2023-12-13T01:20:35.552858Z",
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          {
            "lang": "es",
            "value": "Se descubri\u00f3 un problema en el kernel de Linux antes de 6.3.4. KSMBD tiene una lectura fuera de los l\u00edmites en smb2_find_context_vals cuando el name_len de create_context es mayor que la longitud de la etiqueta."
          }
        ],
        "id": "CVE-2023-38426",
        "lastModified": "2023-12-22T17:04:16.507",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 9.1,
                "baseSeverity": "CRITICAL",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 5.2,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2023-07-18T00:15:09.483",
        "references": [
          {
            "source": "cve@mitre.org",
            "tags": [
              "Mailing List",
              "Release Notes",
              "Third Party Advisory"
            ],
            "url": "https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.4"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Patch"
            ],
            "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/ksmbd?id=02f76c401d17e409ed45bf7887148fcc22c93c85"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20230915-0010/"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Analyzed",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-125"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    }
  }
}

wid-sec-w-2023-1773

Vulnerability from csaf_certbund

Published

2023-07-17 22:00

Modified

2023-09-18 22:00

Summary

Linux Kernel: Mehrere Schwachstellen

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 mehrere Schwachstellen im Linux Kernel ausnutzen, um Informationen offenzulegen und Sicherheitsmaßnahmen zu umgehen.

Betroffene Betriebssysteme

- Linux

JSON

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 mehrere Schwachstellen im Linux Kernel ausnutzen, um Informationen offenzulegen und Sicherheitsma\u00dfnahmen zu umgehen.",
        "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-2023-1773 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-1773.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-1773 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-1773"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6339-4 vom 2023-09-18",
        "url": "https://ubuntu.com/security/notices/USN-6339-4"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6339-3 vom 2023-09-11",
        "url": "https://ubuntu.com/security/notices/USN-6339-3"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6339-2 vom 2023-09-09",
        "url": "https://ubuntu.com/security/notices/USN-6339-2"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6338-2 vom 2023-09-09",
        "url": "https://ubuntu.com/security/notices/USN-6338-2"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6350-1 vom 2023-09-06",
        "url": "https://ubuntu.com/security/notices/USN-6350-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6344-1 vom 2023-09-06",
        "url": "https://ubuntu.com/security/notices/USN-6344-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6351-1 vom 2023-09-06",
        "url": "https://ubuntu.com/security/notices/USN-6351-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6338-1 vom 2023-09-06",
        "url": "https://ubuntu.com/security/notices/USN-6338-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6339-1 vom 2023-09-06",
        "url": "https://ubuntu.com/security/notices/USN-6339-1"
      },
      {
        "category": "external",
        "summary": "Github Security Advisory vom 2023-07-17",
        "url": "https://github.com/advisories/GHSA-h5gp-9w8f-f2p2"
      },
      {
        "category": "external",
        "summary": "Github Security Advisory vom 2023-07-17",
        "url": "https://github.com/advisories/GHSA-cg75-5mp4-f52v"
      },
      {
        "category": "external",
        "summary": "Github Security Advisory vom 2023-07-17",
        "url": "https://github.com/advisories/GHSA-9vq4-862j-5vx8"
      }
    ],
    "source_lang": "en-US",
    "title": "Linux Kernel: Mehrere Schwachstellen",
    "tracking": {
      "current_release_date": "2023-09-18T22:00:00.000+00:00",
      "generator": {
        "date": "2024-02-15T17:36:52.190+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2023-1773",
      "initial_release_date": "2023-07-17T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2023-07-17T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2023-09-05T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-09-06T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-09-10T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-09-11T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-09-18T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        }
      ],
      "status": "final",
      "version": "6"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Open Source Linux Kernel \u003c 6.3.4",
            "product": {
              "name": "Open Source Linux Kernel \u003c 6.3.4",
              "product_id": "1407524",
              "product_identification_helper": {
                "cpe": "cpe:/o:linux:linux_kernel:6.3.4"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Open Source"
      },
      {
        "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-2023-38429",
      "notes": [
        {
          "category": "description",
          "text": "Im Linux Kernel existieren mehrere Schwachstellen. Diese sind auf verschiedene Out-of-Bound-Lese und Zugriffsfehler zur\u00fcckzuf\u00fchren. Ein lokaler Angreifer kann diese Schwachstellen ausnutzen, um Informationen offenzulegen und Sicherheitsma\u00dfnahmen zu umgehen."
        }
      ],
      "product_status": {
        "known_affected": [
          "T000126"
        ]
      },
      "release_date": "2023-07-17T22:00:00Z",
      "title": "CVE-2023-38429"
    },
    {
      "cve": "CVE-2023-38428",
      "notes": [
        {
          "category": "description",
          "text": "Im Linux Kernel existieren mehrere Schwachstellen. Diese sind auf verschiedene Out-of-Bound-Lese und Zugriffsfehler zur\u00fcckzuf\u00fchren. Ein lokaler Angreifer kann diese Schwachstellen ausnutzen, um Informationen offenzulegen und Sicherheitsma\u00dfnahmen zu umgehen."
        }
      ],
      "product_status": {
        "known_affected": [
          "T000126"
        ]
      },
      "release_date": "2023-07-17T22:00:00Z",
      "title": "CVE-2023-38428"
    },
    {
      "cve": "CVE-2023-38426",
      "notes": [
        {
          "category": "description",
          "text": "Im Linux Kernel existieren mehrere Schwachstellen. Diese sind auf verschiedene Out-of-Bound-Lese und Zugriffsfehler zur\u00fcckzuf\u00fchren. Ein lokaler Angreifer kann diese Schwachstellen ausnutzen, um Informationen offenzulegen und Sicherheitsma\u00dfnahmen zu umgehen."
        }
      ],
      "product_status": {
        "known_affected": [
          "T000126"
        ]
      },
      "release_date": "2023-07-17T22:00:00Z",
      "title": "CVE-2023-38426"
    }
  ]
}

WID-SEC-W-2023-1773

Vulnerability from csaf_certbund

Published

2023-07-17 22:00

Modified

2023-09-18 22:00

Summary

Linux Kernel: Mehrere Schwachstellen

Notes

Produktbeschreibung

Der Kernel stellt den Kern des Linux Betriebssystems dar.

Angriff

Ein lokaler Angreifer kann mehrere Schwachstellen im Linux Kernel ausnutzen, um Informationen offenzulegen und Sicherheitsmaßnahmen zu umgehen.

Betroffene Betriebssysteme

- Linux

JSON

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 mehrere Schwachstellen im Linux Kernel ausnutzen, um Informationen offenzulegen und Sicherheitsma\u00dfnahmen zu umgehen.",
        "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-2023-1773 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-1773.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2023-1773 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-1773"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6339-4 vom 2023-09-18",
        "url": "https://ubuntu.com/security/notices/USN-6339-4"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6339-3 vom 2023-09-11",
        "url": "https://ubuntu.com/security/notices/USN-6339-3"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6339-2 vom 2023-09-09",
        "url": "https://ubuntu.com/security/notices/USN-6339-2"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6338-2 vom 2023-09-09",
        "url": "https://ubuntu.com/security/notices/USN-6338-2"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6350-1 vom 2023-09-06",
        "url": "https://ubuntu.com/security/notices/USN-6350-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6344-1 vom 2023-09-06",
        "url": "https://ubuntu.com/security/notices/USN-6344-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6351-1 vom 2023-09-06",
        "url": "https://ubuntu.com/security/notices/USN-6351-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6338-1 vom 2023-09-06",
        "url": "https://ubuntu.com/security/notices/USN-6338-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6339-1 vom 2023-09-06",
        "url": "https://ubuntu.com/security/notices/USN-6339-1"
      },
      {
        "category": "external",
        "summary": "Github Security Advisory vom 2023-07-17",
        "url": "https://github.com/advisories/GHSA-h5gp-9w8f-f2p2"
      },
      {
        "category": "external",
        "summary": "Github Security Advisory vom 2023-07-17",
        "url": "https://github.com/advisories/GHSA-cg75-5mp4-f52v"
      },
      {
        "category": "external",
        "summary": "Github Security Advisory vom 2023-07-17",
        "url": "https://github.com/advisories/GHSA-9vq4-862j-5vx8"
      }
    ],
    "source_lang": "en-US",
    "title": "Linux Kernel: Mehrere Schwachstellen",
    "tracking": {
      "current_release_date": "2023-09-18T22:00:00.000+00:00",
      "generator": {
        "date": "2024-02-15T17:36:52.190+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2023-1773",
      "initial_release_date": "2023-07-17T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2023-07-17T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2023-09-05T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-09-06T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-09-10T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-09-11T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2023-09-18T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        }
      ],
      "status": "final",
      "version": "6"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Open Source Linux Kernel \u003c 6.3.4",
            "product": {
              "name": "Open Source Linux Kernel \u003c 6.3.4",
              "product_id": "1407524",
              "product_identification_helper": {
                "cpe": "cpe:/o:linux:linux_kernel:6.3.4"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Open Source"
      },
      {
        "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-2023-38429",
      "notes": [
        {
          "category": "description",
          "text": "Im Linux Kernel existieren mehrere Schwachstellen. Diese sind auf verschiedene Out-of-Bound-Lese und Zugriffsfehler zur\u00fcckzuf\u00fchren. Ein lokaler Angreifer kann diese Schwachstellen ausnutzen, um Informationen offenzulegen und Sicherheitsma\u00dfnahmen zu umgehen."
        }
      ],
      "product_status": {
        "known_affected": [
          "T000126"
        ]
      },
      "release_date": "2023-07-17T22:00:00Z",
      "title": "CVE-2023-38429"
    },
    {
      "cve": "CVE-2023-38428",
      "notes": [
        {
          "category": "description",
          "text": "Im Linux Kernel existieren mehrere Schwachstellen. Diese sind auf verschiedene Out-of-Bound-Lese und Zugriffsfehler zur\u00fcckzuf\u00fchren. Ein lokaler Angreifer kann diese Schwachstellen ausnutzen, um Informationen offenzulegen und Sicherheitsma\u00dfnahmen zu umgehen."
        }
      ],
      "product_status": {
        "known_affected": [
          "T000126"
        ]
      },
      "release_date": "2023-07-17T22:00:00Z",
      "title": "CVE-2023-38428"
    },
    {
      "cve": "CVE-2023-38426",
      "notes": [
        {
          "category": "description",
          "text": "Im Linux Kernel existieren mehrere Schwachstellen. Diese sind auf verschiedene Out-of-Bound-Lese und Zugriffsfehler zur\u00fcckzuf\u00fchren. Ein lokaler Angreifer kann diese Schwachstellen ausnutzen, um Informationen offenzulegen und Sicherheitsma\u00dfnahmen zu umgehen."
        }
      ],
      "product_status": {
        "known_affected": [
          "T000126"
        ]
      },
      "release_date": "2023-07-17T22:00:00Z",
      "title": "CVE-2023-38426"
    }
  ]
}

cve-2023-38426

Vulnerability from fkie_nvd

Published

2023-07-18 00:15

Modified

2024-11-21 08:13

Severity ?

9.1 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Summary

An issue was discovered in the Linux kernel before 6.3.4. ksmbd has an out-of-bounds read in smb2_find_context_vals when create_context's name_len is larger than the tag length.

References

URL	Tags
cve@mitre.org	https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.4	Mailing List, Release Notes, Third Party Advisory
cve@mitre.org	https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/ksmbd?id=02f76c401d17e409ed45bf7887148fcc22c93c85	Patch
cve@mitre.org	https://security.netapp.com/advisory/ntap-20230915-0010/	Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108	https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.4	Mailing List, Release Notes, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/ksmbd?id=02f76c401d17e409ed45bf7887148fcc22c93c85	Patch
af854a3a-2127-422b-91ae-364da2661108	https://security.netapp.com/advisory/ntap-20230915-0010/	Third Party Advisory, VDB Entry

Impacted products

Vendor	Product	Version
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
netapp	solidfire_\&_hci_management_node	-
netapp	solidfire_\&_hci_storage_node	-
netapp	h300s	-
netapp	h410s	-
netapp	h500s	-
netapp	h700s	-

JSON

To clipboard

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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              "versionEndExcluding": "5.15.113",
              "versionStartIncluding": "5.15",
              "vulnerable": true
            },
            {
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            },
            {
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              "vulnerable": true
            },
            {
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  ],
  "cveTags": [],
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    },
    {
      "lang": "es",
      "value": "Se descubri\u00f3 un problema en el kernel de Linux antes de 6.3.4. KSMBD tiene una lectura fuera de los l\u00edmites en smb2_find_context_vals cuando el name_len de create_context es mayor que la longitud de la etiqueta."
    }
  ],
  "id": "CVE-2023-38426",
  "lastModified": "2024-11-21T08:13:32.647",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.1,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
          "version": "3.1"
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    ]
  },
  "published": "2023-07-18T00:15:09.483",
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      "source": "cve@mitre.org",
      "tags": [
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        "Release Notes",
        "Third Party Advisory"
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    },
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
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      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "https://security.netapp.com/advisory/ntap-20230915-0010/"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

Action not permitted

cve-2023-38426

Vulnerability from cvelistv5

ghsa-cg75-5mp4-f52v

Vulnerability from github

gsd-2023-38426

Vulnerability from gsd

wid-sec-w-2023-1773

Vulnerability from csaf_certbund

WID-SEC-W-2023-1773

Vulnerability from csaf_certbund

cve-2023-38426

Vulnerability from fkie_nvd

Tags

Sightings

Nomenclature