fkie_nvd - fkie_cve-2022-50785

FKIE_CVE-2022-50785

Vulnerability from fkie_nvd - Published: 2025-12-30 12:15 - Updated: 2025-12-30 12:15

Severity ?

Summary

In the Linux kernel, the following vulnerability has been resolved: fsi: occ: Prevent use after free Use get_device and put_device in the open and close functions to make sure the device doesn't get freed while a file descriptor is open. Also, lock around the freeing of the device buffer and check the buffer before using it in the submit function.

References

	URL	Tags
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/1d5ad0a874ddfcee9f932f54b1d34cbe8b9ddcfe
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/3593e8efc9f0dac6be70bd5c964eadaa86bf2713
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/d3e1e24604031b0d83b6c2d38f54eeea265cfcc0

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfsi: occ: Prevent use after free\n\nUse get_device and put_device in the open and close functions to\nmake sure the device doesn\u0027t get freed while a file descriptor is\nopen.\nAlso, lock around the freeing of the device buffer and check the\nbuffer before using it in the submit function."
    }
  ],
  "id": "CVE-2022-50785",
  "lastModified": "2025-12-30T12:15:44.143",
  "metrics": {},
  "published": "2025-12-30T12:15:44.143",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/1d5ad0a874ddfcee9f932f54b1d34cbe8b9ddcfe"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/3593e8efc9f0dac6be70bd5c964eadaa86bf2713"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/d3e1e24604031b0d83b6c2d38f54eeea265cfcc0"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Received"
}

CVE-2022-50785 (GCVE-0-2022-50785)

Vulnerability from cvelistv5 – Published: 2025-12-30 12:03 – Updated: 2025-12-30 12:03

Title

fsi: occ: Prevent use after free

Summary

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/1d5ad0a874ddfcee9…
	https://git.kernel.org/stable/c/3593e8efc9f0dac6b…
	https://git.kernel.org/stable/c/d3e1e24604031b0d8…

Impacted products

Vendor

Product

Version

Linux

Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 1d5ad0a874ddfcee9f932f54b1d34cbe8b9ddcfe (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 3593e8efc9f0dac6be70bd5c964eadaa86bf2713 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < d3e1e24604031b0d83b6c2d38f54eeea265cfcc0 (git)

Linux

Unaffected: 5.19.17 , ≤ 5.19.* (semver)
Unaffected: 6.0.3 , ≤ 6.0.* (semver)
Unaffected: 6.1 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/fsi/fsi-occ.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "1d5ad0a874ddfcee9f932f54b1d34cbe8b9ddcfe",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "3593e8efc9f0dac6be70bd5c964eadaa86bf2713",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "d3e1e24604031b0d83b6c2d38f54eeea265cfcc0",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/fsi/fsi-occ.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThanOrEqual": "5.19.*",
              "status": "unaffected",
              "version": "5.19.17",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.0.*",
              "status": "unaffected",
              "version": "6.0.3",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.19.17",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.0.3",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfsi: occ: Prevent use after free\n\nUse get_device and put_device in the open and close functions to\nmake sure the device doesn\u0027t get freed while a file descriptor is\nopen.\nAlso, lock around the freeing of the device buffer and check the\nbuffer before using it in the submit function."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-12-30T12:03:22.224Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/1d5ad0a874ddfcee9f932f54b1d34cbe8b9ddcfe"
        },
        {
          "url": "https://git.kernel.org/stable/c/3593e8efc9f0dac6be70bd5c964eadaa86bf2713"
        },
        {
          "url": "https://git.kernel.org/stable/c/d3e1e24604031b0d83b6c2d38f54eeea265cfcc0"
        }
      ],
      "title": "fsi: occ: Prevent use after free",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-50785",
    "datePublished": "2025-12-30T12:03:22.224Z",
    "dateReserved": "2025-12-24T13:02:21.548Z",
    "dateUpdated": "2025-12-30T12:03:22.224Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

FKIE_CVE-2022-50785

CVE-2022-50785 (GCVE-0-2022-50785)

Tags

Sightings

Nomenclature