github - ghsa-jxxc-79rj-gvh4

ghsa-jxxc-79rj-gvh4

Vulnerability from github

Published

2024-11-05 18:32

Modified

2024-11-13 00:30

Severity ?

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

Details

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

dm vdo: don't refer to dedupe_context after releasing it

Clear the dedupe_context pointer in a data_vio whenever ownership of the context is lost, so that vdo can't examine it accidentally.

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{
  "affected": [],
  "aliases": [
    "CVE-2024-50091"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-11-05T17:15:06Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndm vdo: don\u0027t refer to dedupe_context after releasing it\n\nClear the dedupe_context pointer in a data_vio whenever ownership of\nthe context is lost, so that vdo can\u0027t examine it accidentally.",
  "id": "GHSA-jxxc-79rj-gvh4",
  "modified": "2024-11-13T00:30:47Z",
  "published": "2024-11-05T18:32:11Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-50091"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/0808ebf2f80b962e75741a41ced372a7116f1e26"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/63ef073084c67878d7a92e15ad055172da3f05a3"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

cve-2024-50091

Vulnerability from cvelistv5

Published

2024-11-05 17:04

Modified

2024-12-19 09:32

Severity ?

Summary

In the Linux kernel, the following vulnerability has been resolved: dm vdo: don't refer to dedupe_context after releasing it Clear the dedupe_context pointer in a data_vio whenever ownership of the context is lost, so that vdo can't examine it accidentally.

References

▼	URL	Tags
	https://git.kernel.org/stable/c/63ef073084c67878d7a92e15ad055172da3f05a3
	https://git.kernel.org/stable/c/0808ebf2f80b962e75741a41ced372a7116f1e26

Impacted products

Vendor

Product

Version

▼

Linux

Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2

Linux

Show details on NVD website

JSON

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/md/dm-vdo/dedupe.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "63ef073084c67878d7a92e15ad055172da3f05a3",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "0808ebf2f80b962e75741a41ced372a7116f1e26",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/md/dm-vdo/dedupe.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThanOrEqual": "6.11.*",
              "status": "unaffected",
              "version": "6.11.4",
              "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 vdo: don\u0027t refer to dedupe_context after releasing it\n\nClear the dedupe_context pointer in a data_vio whenever ownership of\nthe context is lost, so that vdo can\u0027t examine it accidentally."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-12-19T09:32:49.480Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/63ef073084c67878d7a92e15ad055172da3f05a3"
        },
        {
          "url": "https://git.kernel.org/stable/c/0808ebf2f80b962e75741a41ced372a7116f1e26"
        }
      ],
      "title": "dm vdo: don\u0027t refer to dedupe_context after releasing it",
      "x_generator": {
        "engine": "bippy-5f407fcff5a0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2024-50091",
    "datePublished": "2024-11-05T17:04:55.311Z",
    "dateReserved": "2024-10-21T19:36:19.943Z",
    "dateUpdated": "2024-12-19T09:32:49.480Z",
    "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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