github - ghsa-h7q2-h7p3-jwmj

ghsa-h7q2-h7p3-jwmj

Vulnerability from github

Published

2024-11-19 03:31

Modified

2024-11-27 18:34

Severity ?

4.7 (Medium) - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

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

dm: fix a crash if blk_alloc_disk fails

If blk_alloc_disk fails, the variable md->disk is set to an error value. cleanup_mapped_device will see that md->disk is non-NULL and it will attempt to access it, causing a crash on this statement "md->disk->private_data = NULL;".

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{
  "affected": [],
  "aliases": [
    "CVE-2024-50277"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-476"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-11-19T02:16:30Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndm: fix a crash if blk_alloc_disk fails\n\nIf blk_alloc_disk fails, the variable md-\u003edisk is set to an error value.\ncleanup_mapped_device will see that md-\u003edisk is non-NULL and it will\nattempt to access it, causing a crash on this statement\n\"md-\u003edisk-\u003eprivate_data = NULL;\".",
  "id": "GHSA-h7q2-h7p3-jwmj",
  "modified": "2024-11-27T18:34:01Z",
  "published": "2024-11-19T03:31:07Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-50277"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d7aec2a06730b774a97caaf48cbbc58330a85829"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fed13a5478680614ba97fc87e71f16e2e197912e"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2024-50277 (GCVE-0-2024-50277)

Vulnerability from cvelistv5

Published

2024-11-19 01:30

Modified

2025-10-01 20:17

Severity ?

4.7 (Medium) - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

Summary

In the Linux kernel, the following vulnerability has been resolved: dm: fix a crash if blk_alloc_disk fails If blk_alloc_disk fails, the variable md->disk is set to an error value. cleanup_mapped_device will see that md->disk is non-NULL and it will attempt to access it, causing a crash on this statement "md->disk->private_data = NULL;".

References

URL

Tags

	https://git.kernel.org/stable/c/d7aec2a06730b774a97caaf48cbbc58330a85829
	https://git.kernel.org/stable/c/fed13a5478680614ba97fc87e71f16e2e197912e

Impacted products

Vendor

Product

Version

Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2

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              "confidentialityImpact": "NONE",
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}

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