FKIE_CVE-2023-52467

Vulnerability from fkie_nvd - Published: 2024-02-26 16:27 - Updated: 2026-06-17 06:42
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: mfd: syscon: Fix null pointer dereference in of_syscon_register() kasprintf() returns a pointer to dynamically allocated memory which can be NULL upon failure.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3ef1130deee98997275904d9bfc37af75e1e906cPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/41673c66b3d0c09915698fec5c13b24336f18dd1Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/527e8c5f3d00299822612c495d5adf1f8f43c001Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/7f2c410ac470959b88e03dadd94b7a0b71df7973Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/927626a2073887ee30ba00633260d4d203f8e875Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c3e3a2144bf50877551138ffce9f7aa6ddfe385bPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/3ef1130deee98997275904d9bfc37af75e1e906cPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/41673c66b3d0c09915698fec5c13b24336f18dd1Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/527e8c5f3d00299822612c495d5adf1f8f43c001Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/7f2c410ac470959b88e03dadd94b7a0b71df7973Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/927626a2073887ee30ba00633260d4d203f8e875Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/c3e3a2144bf50877551138ffce9f7aa6ddfe385bPatch
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2024/06/msg00016.html
Impacted products
Vendor Product Version
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/mfd/syscon.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "927626a2073887ee30ba00633260d4d203f8e875",
              "status": "affected",
              "version": "e15d7f2b81d2e7d93115d46fa931b366c1cdebc2",
              "versionType": "git"
            },
            {
              "lessThan": "c3e3a2144bf50877551138ffce9f7aa6ddfe385b",
              "status": "affected",
              "version": "e15d7f2b81d2e7d93115d46fa931b366c1cdebc2",
              "versionType": "git"
            },
            {
              "lessThan": "527e8c5f3d00299822612c495d5adf1f8f43c001",
              "status": "affected",
              "version": "e15d7f2b81d2e7d93115d46fa931b366c1cdebc2",
              "versionType": "git"
            },
            {
              "lessThan": "3ef1130deee98997275904d9bfc37af75e1e906c",
              "status": "affected",
              "version": "e15d7f2b81d2e7d93115d46fa931b366c1cdebc2",
              "versionType": "git"
            },
            {
              "lessThan": "7f2c410ac470959b88e03dadd94b7a0b71df7973",
              "status": "affected",
              "version": "e15d7f2b81d2e7d93115d46fa931b366c1cdebc2",
              "versionType": "git"
            },
            {
              "lessThan": "41673c66b3d0c09915698fec5c13b24336f18dd1",
              "status": "affected",
              "version": "e15d7f2b81d2e7d93115d46fa931b366c1cdebc2",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/mfd/syscon.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.9"
            },
            {
              "lessThan": "5.9",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.209",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.148",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.75",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.14",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.7.*",
              "status": "unaffected",
              "version": "6.7.2",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.8",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "CDB2CF71-A47E-4390-B675-6597A78D6ADE",
              "versionEndExcluding": "5.10.209",
              "versionStartIncluding": "5.9.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "E25E1389-4B0F-407A-9C94-5908FF3EE88B",
              "versionEndExcluding": "5.15.148",
              "versionStartIncluding": "5.11.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "2C4951FA-80C0-4B4C-9836-6E5035DEB0F9",
              "versionEndExcluding": "6.1.75",
              "versionStartIncluding": "5.16.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "BDBBEB0E-D13A-4567-8984-51C5375350B9",
              "versionEndExcluding": "6.6.14",
              "versionStartIncluding": "6.2.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "0EA3778C-730B-464C-8023-18CA6AC0B807",
              "versionEndExcluding": "6.7.2",
              "versionStartIncluding": "6.7.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmfd: syscon: Fix null pointer dereference in of_syscon_register()\n\nkasprintf() returns a pointer to dynamically allocated memory\nwhich can be NULL upon failure."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: mfd: syscon: corrige la desreferencia del puntero nulo en of_syscon_register() kasprintf() devuelve un puntero a la memoria asignada din\u00e1micamente que puede ser NULL en caso de falla."
    }
  ],
  "id": "CVE-2023-52467",
  "lastModified": "2026-06-17T06:42:47.200",
  "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-2023-52467",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-09-10T16:02:30.477926Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2024-02-26T16:27:48.657",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/3ef1130deee98997275904d9bfc37af75e1e906c"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/41673c66b3d0c09915698fec5c13b24336f18dd1"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/527e8c5f3d00299822612c495d5adf1f8f43c001"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/7f2c410ac470959b88e03dadd94b7a0b71df7973"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/927626a2073887ee30ba00633260d4d203f8e875"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/c3e3a2144bf50877551138ffce9f7aa6ddfe385b"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/3ef1130deee98997275904d9bfc37af75e1e906c"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/41673c66b3d0c09915698fec5c13b24336f18dd1"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/527e8c5f3d00299822612c495d5adf1f8f43c001"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/7f2c410ac470959b88e03dadd94b7a0b71df7973"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/927626a2073887ee30ba00633260d4d203f8e875"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/c3e3a2144bf50877551138ffce9f7aa6ddfe385b"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00016.html"
    }
  ],
  "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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Sightings

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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.