fkie_cve-2025-37776
Vulnerability from fkie_nvd
Published
2025-05-01 14:15
Modified
2025-05-02 13:53
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in smb_break_all_levII_oplock() There is a room in smb_break_all_levII_oplock that can cause racy issues when unlocking in the middle of the loop. This patch use read lock to protect whole loop.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/18b4fac5ef17f77fed9417d22210ceafd6525fc7
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/296cb5457cc6f4a754c4ae29855f8a253d52bcc6
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d54ab1520d43e95f9b2e22d7a05fc9614192e5a5
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d73686367ad68534257cd88a36ca3c52cb8b81d8
Impacted products
Vendor Product Version


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{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nksmbd: fix use-after-free in smb_break_all_levII_oplock()\n\nThere is a room in smb_break_all_levII_oplock that can cause racy issues\nwhen unlocking in the middle of the loop. This patch use read lock\nto protect whole loop."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ksmbd: se corrige el error \"use-after-free\" en smb_break_all_levII_oplock(). Existe una zona en smb_break_all_levII_oplock que puede causar problemas de velocidad al desbloquear en medio del bucle. Este parche utiliza un bloqueo de lectura para proteger todo el bucle."
    }
  ],
  "id": "CVE-2025-37776",
  "lastModified": "2025-05-02T13:53:20.943",
  "metrics": {},
  "published": "2025-05-01T14:15:41.373",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/18b4fac5ef17f77fed9417d22210ceafd6525fc7"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/296cb5457cc6f4a754c4ae29855f8a253d52bcc6"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/d54ab1520d43e95f9b2e22d7a05fc9614192e5a5"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/d73686367ad68534257cd88a36ca3c52cb8b81d8"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Awaiting Analysis"
}


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