fkie_cve-2023-52755
Vulnerability from fkie_nvd
Published
2024-05-21 16:15
Modified
2024-11-21 08:40
Severity ?
8.4 (High) - CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix slab out of bounds write in smb_inherit_dacl() slab out-of-bounds write is caused by that offsets is bigger than pntsd allocation size. This patch add the check to validate 3 offsets using allocation size.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/09d9d8b40a3338193619c14ed4dc040f4f119e70
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/712e01f32e577e7e48ab0adb5fe550646a3d93cb
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/8387c94d73ec66eb597c7a23a8d9eadf64bfbafa
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/aaf0a07d60887d6c36fc46a24de0083744f07819
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/eebff19acaa35820cb09ce2ccb3d21bee2156ffb
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/09d9d8b40a3338193619c14ed4dc040f4f119e70
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/712e01f32e577e7e48ab0adb5fe550646a3d93cb
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/8387c94d73ec66eb597c7a23a8d9eadf64bfbafa
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/aaf0a07d60887d6c36fc46a24de0083744f07819
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/eebff19acaa35820cb09ce2ccb3d21bee2156ffb
Impacted products
Vendor Product Version


To clipboard 

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nksmbd: fix slab out of bounds write in smb_inherit_dacl()\n\nslab out-of-bounds write is caused by that offsets is bigger than pntsd\nallocation size. This patch add the check to validate 3 offsets using\nallocation size."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: ksmbd: corrige la escritura fuera de los l\u00edmites de slab en smb_inherit_dacl(). La escritura fuera de los l\u00edmites de slab se debe a que las compensaciones son mayores que el tama\u00f1o de asignaci\u00f3n de pntsd. Este parche agrega la verificaci\u00f3n para validar 3 compensaciones usando el tama\u00f1o de asignaci\u00f3n."
    }
  ],
  "id": "CVE-2023-52755",
  "lastModified": "2024-11-21T08:40:31.207",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 8.4,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.5,
        "impactScore": 5.9,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  },
  "published": "2024-05-21T16:15:15.037",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/09d9d8b40a3338193619c14ed4dc040f4f119e70"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/712e01f32e577e7e48ab0adb5fe550646a3d93cb"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/8387c94d73ec66eb597c7a23a8d9eadf64bfbafa"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/aaf0a07d60887d6c36fc46a24de0083744f07819"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/eebff19acaa35820cb09ce2ccb3d21bee2156ffb"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://git.kernel.org/stable/c/09d9d8b40a3338193619c14ed4dc040f4f119e70"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://git.kernel.org/stable/c/712e01f32e577e7e48ab0adb5fe550646a3d93cb"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://git.kernel.org/stable/c/8387c94d73ec66eb597c7a23a8d9eadf64bfbafa"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://git.kernel.org/stable/c/aaf0a07d60887d6c36fc46a24de0083744f07819"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://git.kernel.org/stable/c/eebff19acaa35820cb09ce2ccb3d21bee2156ffb"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}


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