Vulnerability-Lookup

FKIE_CVE-2022-50443

Vulnerability from fkie_nvd - Published: 2025-10-01 12:15 - Updated: 2026-01-16 21:34

Severity ?

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

Summary

In the Linux kernel, the following vulnerability has been resolved: drm/rockchip: lvds: fix PM usage counter unbalance in poweron pm_runtime_get_sync will increment pm usage counter even it failed. Forgetting to putting operation will result in reference leak here. We fix it by replacing it with the newest pm_runtime_resume_and_get to keep usage counter balanced.

References

URL	Tags
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/110bf15825edf4f20bc4e56aba624297861b06ab	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/12a9b4c4ebd9a0ba856370e088564af83cffd565	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/4dba27f1a14592ac4cf71c3bc1cc1fd05dea8015	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/589a911980b730feadb9c430bc0747a118b04dd8	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/f6ed73db390319b248b91a6325da1a48ad85e0d1	Patch

Impacted products

Vendor	Product	Version
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*

JSON

To clipboard

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "C638D01C-2BC0-4A4D-995B-071DBB8042B7",
              "versionEndExcluding": "5.10.163",
              "versionStartIncluding": "4.15",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "47237296-55D1-4ED4-8075-D00FC85A61EE",
              "versionEndExcluding": "5.15.86",
              "versionStartIncluding": "5.11",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "C720A569-3D93-4D77-95F6-E2B3A3267D9F",
              "versionEndExcluding": "6.0.16",
              "versionStartIncluding": "5.16",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "77239F4B-6BB2-4B9E-A654-36A52396116C",
              "versionEndExcluding": "6.1.2",
              "versionStartIncluding": "6.1",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/rockchip: lvds: fix PM usage counter unbalance in poweron\n\npm_runtime_get_sync will increment pm usage counter even it failed.\nForgetting to putting operation will result in reference leak here.\nWe fix it by replacing it with the newest pm_runtime_resume_and_get\nto keep usage counter balanced."
    }
  ],
  "id": "CVE-2022-50443",
  "lastModified": "2026-01-16T21:34:09.787",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2025-10-01T12:15:36.590",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
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    },
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    },
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    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2022-50443 (GCVE-0-2022-50443)

Vulnerability from cvelistv5 – Published: 2025-10-01 11:42 – Updated: 2025-10-01 11:42

Title

drm/rockchip: lvds: fix PM usage counter unbalance in poweron

Summary

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/110bf15825edf4f20…
	https://git.kernel.org/stable/c/f6ed73db390319b24…
	https://git.kernel.org/stable/c/589a911980b730fea…
	https://git.kernel.org/stable/c/12a9b4c4ebd9a0ba8…
	https://git.kernel.org/stable/c/4dba27f1a14592ac4…

Impacted products

Vendor

Product

Version

Linux

Affected: 34cc0aa2545603560c79aaea3340d8ff3a71bd10 , < 110bf15825edf4f20bc4e56aba624297861b06ab (git)
Affected: 34cc0aa2545603560c79aaea3340d8ff3a71bd10 , < f6ed73db390319b248b91a6325da1a48ad85e0d1 (git)
Affected: 34cc0aa2545603560c79aaea3340d8ff3a71bd10 , < 589a911980b730feadb9c430bc0747a118b04dd8 (git)
Affected: 34cc0aa2545603560c79aaea3340d8ff3a71bd10 , < 12a9b4c4ebd9a0ba856370e088564af83cffd565 (git)
Affected: 34cc0aa2545603560c79aaea3340d8ff3a71bd10 , < 4dba27f1a14592ac4cf71c3bc1cc1fd05dea8015 (git)

Linux

Affected: 4.15
Unaffected: 0 , < 4.15 (semver)
Unaffected: 5.10.163 , ≤ 5.10.* (semver)
Unaffected: 5.15.86 , ≤ 5.15.* (semver)
Unaffected: 6.0.16 , ≤ 6.0.* (semver)
Unaffected: 6.1.2 , ≤ 6.1.* (semver)
Unaffected: 6.2 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/rockchip/rockchip_lvds.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "110bf15825edf4f20bc4e56aba624297861b06ab",
              "status": "affected",
              "version": "34cc0aa2545603560c79aaea3340d8ff3a71bd10",
              "versionType": "git"
            },
            {
              "lessThan": "f6ed73db390319b248b91a6325da1a48ad85e0d1",
              "status": "affected",
              "version": "34cc0aa2545603560c79aaea3340d8ff3a71bd10",
              "versionType": "git"
            },
            {
              "lessThan": "589a911980b730feadb9c430bc0747a118b04dd8",
              "status": "affected",
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              "versionType": "git"
            },
            {
              "lessThan": "12a9b4c4ebd9a0ba856370e088564af83cffd565",
              "status": "affected",
              "version": "34cc0aa2545603560c79aaea3340d8ff3a71bd10",
              "versionType": "git"
            },
            {
              "lessThan": "4dba27f1a14592ac4cf71c3bc1cc1fd05dea8015",
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          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
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          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.15"
            },
            {
              "lessThan": "4.15",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.163",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.86",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.0.*",
              "status": "unaffected",
              "version": "6.0.16",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.2",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.2",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
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        {
          "lang": "en",
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    "dateReserved": "2025-09-17T14:53:07.010Z",
    "dateUpdated": "2025-10-01T11:42:18.900Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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-2022-50443

CVE-2022-50443 (GCVE-0-2022-50443)

Tags

Sightings

Nomenclature