ghsa-7rpw-5262-46cf
Vulnerability from github
Published
2024-05-20 12:30
Modified
2024-05-20 12:30
Details

In the Linux kernel, the following vulnerability has been resolved:

accel/ivpu: Fix deadlock in context_xa

ivpu_device->context_xa is locked both in kernel thread and IRQ context. It requires XA_FLAGS_LOCK_IRQ flag to be passed during initialization otherwise the lock could be acquired from a thread and interrupted by an IRQ that locks it for the second time causing the deadlock.

This deadlock was reported by lockdep and observed in internal tests.

Show details on source website


{
  "affected": [],
  "aliases": [
    "CVE-2024-35953"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-05-20T10:15:10Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\naccel/ivpu: Fix deadlock in context_xa\n\nivpu_device-\u003econtext_xa is locked both in kernel thread and IRQ context.\nIt requires XA_FLAGS_LOCK_IRQ flag to be passed during initialization\notherwise the lock could be acquired from a thread and interrupted by\nan IRQ that locks it for the second time causing the deadlock.\n\nThis deadlock was reported by lockdep and observed in internal tests.",
  "id": "GHSA-7rpw-5262-46cf",
  "modified": "2024-05-20T12:30:27Z",
  "published": "2024-05-20T12:30:27Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-35953"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d43e11d9c7fcb16f18bd46ab2556c2772ffc5775"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e6011411147209bc0cc14628cbc155356837e52a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fd7726e75968b27fe98534ccbf47ccd6fef686f3"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}


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