FKIE_CVE-2023-52809

Vulnerability from fkie_nvd - Published: 2024-05-21 16:15 - Updated: 2026-06-17 06:43
Severity
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved: scsi: libfc: Fix potential NULL pointer dereference in fc_lport_ptp_setup() fc_lport_ptp_setup() did not check the return value of fc_rport_create() which can return NULL and would cause a NULL pointer dereference. Address this issue by checking return value of fc_rport_create() and log error message on fc_rport_create() failed.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/442fd24d7b6b29e4a9cd9225afba4142d5f522baPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/4df105f0ce9f6f30cda4e99f577150d23f0c9c5fPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/56d78b5495ebecbb9395101f3be177cd0a52450bPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/6b9ecf4e1032e645873933e5b43cbb84cac19106Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/77072ec41d6ab3718c3fc639bc149b8037caedfaPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/930f0aaba4820d6362de4e6ed569eaf444f1ea4ePatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/b549acf999824d4f751ca57965700372f2f3ad00Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/bb83f79f90e92f46466adcfd4fd264a7ae0f0f01Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f6fe7261b92b21109678747f36df9fdab1e30c34Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/442fd24d7b6b29e4a9cd9225afba4142d5f522baPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/4df105f0ce9f6f30cda4e99f577150d23f0c9c5fPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/56d78b5495ebecbb9395101f3be177cd0a52450bPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/6b9ecf4e1032e645873933e5b43cbb84cac19106Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/77072ec41d6ab3718c3fc639bc149b8037caedfaPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/930f0aaba4820d6362de4e6ed569eaf444f1ea4ePatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/b549acf999824d4f751ca57965700372f2f3ad00Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/bb83f79f90e92f46466adcfd4fd264a7ae0f0f01Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/f6fe7261b92b21109678747f36df9fdab1e30c34Patch
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/scsi/libfc/fc_lport.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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              "status": "affected",
              "version": "42e9a92fe6a9095bd68a379aaec7ad2be0337f7a",
              "versionType": "git"
            },
            {
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              "status": "affected",
              "version": "42e9a92fe6a9095bd68a379aaec7ad2be0337f7a",
              "versionType": "git"
            },
            {
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            },
            {
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            {
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              "version": "42e9a92fe6a9095bd68a379aaec7ad2be0337f7a",
              "versionType": "git"
            },
            {
              "lessThan": "442fd24d7b6b29e4a9cd9225afba4142d5f522ba",
              "status": "affected",
              "version": "42e9a92fe6a9095bd68a379aaec7ad2be0337f7a",
              "versionType": "git"
            },
            {
              "lessThan": "f6fe7261b92b21109678747f36df9fdab1e30c34",
              "status": "affected",
              "version": "42e9a92fe6a9095bd68a379aaec7ad2be0337f7a",
              "versionType": "git"
            },
            {
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              "status": "affected",
              "version": "42e9a92fe6a9095bd68a379aaec7ad2be0337f7a",
              "versionType": "git"
            },
            {
              "lessThan": "4df105f0ce9f6f30cda4e99f577150d23f0c9c5f",
              "status": "affected",
              "version": "42e9a92fe6a9095bd68a379aaec7ad2be0337f7a",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/scsi/libfc/fc_lport.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "2.6.29"
            },
            {
              "lessThan": "2.6.29",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.14.*",
              "status": "unaffected",
              "version": "4.14.331",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.19.*",
              "status": "unaffected",
              "version": "4.19.300",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.262",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.202",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.140",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.64",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.5.*",
              "status": "unaffected",
              "version": "6.5.13",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.3",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.7",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "6F120ED7-3012-4856-9F08-B433BC310335",
              "versionEndExcluding": "4.14.331",
              "vulnerable": true
            },
            {
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              "versionEndExcluding": "4.19.300",
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            {
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            {
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              "versionEndExcluding": "5.10.202",
              "versionStartIncluding": "5.5",
              "vulnerable": true
            },
            {
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              "matchCriteriaId": "15D6C23C-78A3-40D2-B76B-4F1D9C2D95C0",
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            {
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              "matchCriteriaId": "8D7C884A-CAA2-4EA2-9FEB-5CE776D7B05F",
              "versionEndExcluding": "6.1.64",
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              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "674C4F82-C336-4B49-BF64-1DE422E889C4",
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              "versionStartIncluding": "6.2",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "B58252FA-A49C-411F-9B28-DC5FE44BC5A0",
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              "versionStartIncluding": "6.6",
              "vulnerable": true
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          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: libfc: Fix potential NULL pointer dereference in fc_lport_ptp_setup()\n\nfc_lport_ptp_setup() did not check the return value of fc_rport_create()\nwhich can return NULL and would cause a NULL pointer dereference. Address\nthis issue by checking return value of fc_rport_create() and log error\nmessage on fc_rport_create() failed."
    },
    {
      "lang": "es",
      "value": " En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: scsi: libfc: corrigi\u00f3 la posible desreferencia del puntero NULL en fc_lport_ptp_setup() fc_lport_ptp_setup() no verific\u00f3 el valor de retorno de fc_rport_create() que puede devolver NULL y causar\u00eda una desreferencia del puntero NULL. Solucione este problema verificando el valor de retorno de fc_rport_create() y el mensaje de error de registro en fc_rport_create() fall\u00f3."
    }
  ],
  "id": "CVE-2023-52809",
  "lastModified": "2026-06-17T06:43:37.970",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-52809",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-09-10T15:36:44.046464Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2024-05-21T16:15:19.197",
  "references": [
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  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-476"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.