CVE-2022-50667 (GCVE-0-2022-50667)

Vulnerability from cvelistv5 – Published: 2025-12-09 01:29 – Updated: 2025-12-09 01:29
VLAI?
Title
drm/vmwgfx: Fix memory leak in vmw_mksstat_add_ioctl()
Summary
In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fix memory leak in vmw_mksstat_add_ioctl() If the copy of the description string from userspace fails, then the page for the instance descriptor doesn't get freed before returning -EFAULT, which leads to a memleak.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 7a7a933edd6c3a6d5d64e08093f2d564104cefcd , < b47a37ad4a444d82f9caf153a79d090b79786ebb (git)
Affected: 7a7a933edd6c3a6d5d64e08093f2d564104cefcd , < 6ad40bbb2c25f17b899fcea114ebc0a46d8a938b (git)
Affected: 7a7a933edd6c3a6d5d64e08093f2d564104cefcd , < 53066b144715332ce9370143c33c50d9a4d3e809 (git)
Affected: 7a7a933edd6c3a6d5d64e08093f2d564104cefcd , < a40c7f61d12fbd1e785e59140b9efd57127c0c33 (git)
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    Linux Linux Affected: 5.15
Unaffected: 0 , < 5.15 (semver)
Unaffected: 5.15.75 , ≤ 5.15.* (semver)
Unaffected: 5.19.17 , ≤ 5.19.* (semver)
Unaffected: 6.0.3 , ≤ 6.0.* (semver)
Unaffected: 6.1 , ≤ * (original_commit_for_fix)
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/vmwgfx/vmwgfx_msg.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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              "versionType": "git"
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          "product": "Linux",
          "programFiles": [
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          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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              "status": "affected",
              "version": "5.15"
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              "versionType": "semver"
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              "version": "6.0.3",
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              "status": "unaffected",
              "version": "6.1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.75",
                  "versionStartIncluding": "5.15",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.19.17",
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                  "vulnerable": true
                },
                {
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                  "versionEndExcluding": "6.1",
                  "versionStartIncluding": "5.15",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/vmwgfx: Fix memory leak in vmw_mksstat_add_ioctl()\n\nIf the copy of the description string from userspace fails, then the page\nfor the instance descriptor doesn\u0027t get freed before returning -EFAULT,\nwhich leads to a memleak."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-12-09T01:29:17.925Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/b47a37ad4a444d82f9caf153a79d090b79786ebb"
        },
        {
          "url": "https://git.kernel.org/stable/c/6ad40bbb2c25f17b899fcea114ebc0a46d8a938b"
        },
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          "url": "https://git.kernel.org/stable/c/53066b144715332ce9370143c33c50d9a4d3e809"
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        {
          "url": "https://git.kernel.org/stable/c/a40c7f61d12fbd1e785e59140b9efd57127c0c33"
        }
      ],
      "title": "drm/vmwgfx: Fix memory leak in vmw_mksstat_add_ioctl()",
      "x_generator": {
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    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-50667",
    "datePublished": "2025-12-09T01:29:17.925Z",
    "dateReserved": "2025-12-09T01:26:45.990Z",
    "dateUpdated": "2025-12-09T01:29:17.925Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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  • 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.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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