fkie_cve-2025-21995
Vulnerability from fkie_nvd
Published
2025-04-03 08:15
Modified
2025-10-01 19:15
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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: drm/sched: Fix fence reference count leak The last_scheduled fence leaks when an entity is being killed and adding the cleanup callback fails. Decrement the reference count of prev when dma_fence_add_callback() fails, ensuring proper balance. [phasta: add git tag info for stable kernel]
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/1135a9431160575466ea9ac37ebd756ecbe35fffPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/35399c84dcedd6d31448fb9e1336ef52673f2882Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a952f1ab696873be124e31ce5ef964d36bce817fPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c76bd3c99293834de7d1dca5de536616d5655e38Patch
Impacted products
Vendor Product Version
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
linux linux_kernel 6.14
linux linux_kernel 6.14


To clipboard 

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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/sched: Fix fence reference count leak\n\nThe last_scheduled fence leaks when an entity is being killed and adding\nthe cleanup callback fails.\n\nDecrement the reference count of prev when dma_fence_add_callback()\nfails, ensuring proper balance.\n\n[phasta: add git tag info for stable kernel]"
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/sched: Se corrige la fuga del recuento de referencias de la valla. La valla last_scheduled se filtra cuando se elimina una entidad y falla la devoluci\u00f3n de llamada de limpieza. Se reduce el recuento de referencias de prev cuando dma_fence_add_callback() falla, asegurando un equilibrio adecuado. [phasta: se a\u00f1ade informaci\u00f3n de la etiqueta Git para el kernel estable]"
    }
  ],
  "id": "CVE-2025-21995",
  "lastModified": "2025-10-01T19:15:34.783",
  "metrics": {
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          "attackComplexity": "LOW",
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          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
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  "vulnStatus": "Modified",
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      "source": "nvd@nist.gov",
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}


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