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

Vulnerability from cvelistv5

Published

2024-11-19 01:30

Modified

2024-12-19 09:37

Severity ?

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

▼

Linux

Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2

Linux

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/md/dm.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "d7aec2a06730b774a97caaf48cbbc58330a85829",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "fed13a5478680614ba97fc87e71f16e2e197912e",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/md/dm.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThanOrEqual": "6.11.*",
              "status": "unaffected",
              "version": "6.11.8",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.12",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "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;\"."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-12-19T09:37:08.555Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/d7aec2a06730b774a97caaf48cbbc58330a85829"
        },
        {
          "url": "https://git.kernel.org/stable/c/fed13a5478680614ba97fc87e71f16e2e197912e"
        }
      ],
      "title": "dm: fix a crash if blk_alloc_disk fails",
      "x_generator": {
        "engine": "bippy-5f407fcff5a0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2024-50277",
    "datePublished": "2024-11-19T01:30:17.994Z",
    "dateReserved": "2024-10-21T19:36:19.983Z",
    "dateUpdated": "2024-12-19T09:37:08.555Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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