GHSA-7FP9-V4P9-P354

Vulnerability from github – Published: 2025-12-09 03:31 – Updated: 2025-12-09 03:31
VLAI?
Details

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

dm flakey: fix a crash with invalid table line

This command will crash with NULL pointer dereference: dmsetup create flakey --table \ "0 blockdev --getsize /dev/ram0 flakey /dev/ram0 0 0 1 2 corrupt_bio_byte 512"

Fix the crash by checking if arg_name is non-NULL before comparing it.

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{
  "affected": [],
  "aliases": [
    "CVE-2023-53786"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-12-09T01:16:49Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndm flakey: fix a crash with invalid table line\n\nThis command will crash with NULL pointer dereference:\n dmsetup create flakey --table \\\n  \"0 `blockdev --getsize /dev/ram0` flakey /dev/ram0 0 0 1 2 corrupt_bio_byte 512\"\n\nFix the crash by checking if arg_name is non-NULL before comparing it.",
  "id": "GHSA-7fp9-v4p9-p354",
  "modified": "2025-12-09T03:31:10Z",
  "published": "2025-12-09T03:31:10Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-53786"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/12849ed107c0b2869fb775c81208050899006f07"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/337b7af273562b73c46ef77a724604ad139ca762"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/8258d84a7917aeece773716518deadb7ad776cb7"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/83b4e3d878ea6be9aec1d5a1ab177c766c64d1a0"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/98dba02d9a93eec11bffbb93c7c51624290702d2"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a1e3fffe02e05c05357af91364ac0fc1ed425b5b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/cb874a190f3f7c3c3fa5b979bee7a3b8cc3a19cc"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f76fcb9d43ec014ac4a1bb983768696d5b032df9"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f95cb1526669ccdf7eb12eefd57a893953e3595f"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}


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