GHSA-Q3HH-QH22-77X8

Vulnerability from github – Published: 2025-02-10 18:30 – Updated: 2025-11-03 21:32
VLAI
Details

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

vfio/platform: check the bounds of read/write syscalls

count and offset are passed from user space and not checked, only offset is capped to 40 bits, which can be used to read/write out of bounds of the device.

Severity
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Show details on source website
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{
  "affected": [],
  "aliases": [
    "CVE-2025-21687"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-125"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-02-10T16:15:38Z",
    "severity": "HIGH"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nvfio/platform: check the bounds of read/write syscalls\n\ncount and offset are passed from user space and not checked, only\noffset is capped to 40 bits, which can be used to read/write out of\nbounds of the device.",
  "id": "GHSA-q3hh-qh22-77x8",
  "modified": "2025-11-03T21:32:35Z",
  "published": "2025-02-10T18:30:47Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-21687"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f65ce06387f8c1fb54bd59e18a8428248ec68eaf"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f21636f24b6786c8b13f1af4319fa75ffcf17f38"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ed81d82bb6e9df3a137f2c343ed689e6c68268ef"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d19a8650fd3d7aed8d1af1d9a77f979a8430eba1"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ce9ff21ea89d191e477a02ad7eabf4f996b80a69"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/c981c32c38af80737a2fedc16e270546d139ccdd"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a20fcaa230f7472456d12cf761ed13938e320ac3"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9377cdc118cf327248f1a9dde7b87de067681dc9"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/92340e6c5122d823ad064984ef7513eba9204048"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6bcb8a5b70b80143db9bf12dfa7d53636f824d53"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/665cfd1083866f87301bbd232cb8ba48dcf4acce"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/61ba518195d61c38c6cb86f83135e51f93735442"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/198090eb6f5f094cf3a268c3c30ef1e9c84a6dbe"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1485932496a1b025235af8aa1e21988d6b7ccd54"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/03844b1908114680ca35fa0a0aba3d906a6d78af"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}



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