fkie_cve-2025-21918
Vulnerability from fkie_nvd
Published
2025-04-01 16:15
Modified
2025-04-11 13:16
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: usb: typec: ucsi: Fix NULL pointer access Resources should be released only after all threads that utilize them have been destroyed. This commit ensures that resources are not released prematurely by waiting for the associated workqueue to complete before deallocating them.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/079a3e52f3e751bb8f5937195bdf25c5d14fdff0Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/46fba7be161bb89068958138ea64ec33c0b446d4Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/592a0327d026a122e97e8e8bb7c60cbbe7697344Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/7a735a8a46f6ebf898bbefd96659ca5da798bce0Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/b13abcb7ddd8d38de769486db5bd917537b32ab1Patch
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel 6.14
linux linux_kernel 6.14
linux linux_kernel 6.14
linux linux_kernel 6.14
linux linux_kernel 6.14


To clipboard 

{
  "configurations": [
    {
      "nodes": [
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              "versionEndExcluding": "6.1.133",
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: typec: ucsi: Fix NULL pointer access\n\nResources should be released only after all threads that utilize them\nhave been destroyed.\nThis commit ensures that resources are not released prematurely by waiting\nfor the associated workqueue to complete before deallocating them."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: usb: typec: ucsi: Se corrige el acceso a punteros nulos. Los recursos solo deben liberarse despu\u00e9s de que se hayan destruido todos los subprocesos que los utilizan. Esta confirmaci\u00f3n garantiza que los recursos no se liberen prematuramente esperando a que se complete la cola de trabajo asociada antes de desasignarlos."
    }
  ],
  "id": "CVE-2025-21918",
  "lastModified": "2025-04-11T13:16:41.533",
  "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"
      }
    ]
  },
  "published": "2025-04-01T16:15:22.457",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
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      "url": "https://git.kernel.org/stable/c/079a3e52f3e751bb8f5937195bdf25c5d14fdff0"
    },
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  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-476"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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