CVE-2022-50132 (GCVE-0-2022-50132)

Vulnerability from cvelistv5 – Published: 2025-06-18 11:02 – Updated: 2026-05-11 19:13
VLAI?
Title
usb: cdns3: change place of 'priv_ep' assignment in cdns3_gadget_ep_dequeue(), cdns3_gadget_ep_enable()
Summary
In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: change place of 'priv_ep' assignment in cdns3_gadget_ep_dequeue(), cdns3_gadget_ep_enable() If 'ep' is NULL, result of ep_to_cdns3_ep(ep) is invalid pointer and its dereference with priv_ep->cdns3_dev may cause panic. Found by Linux Verification Center (linuxtesting.org) with SVACE.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 7733f6c32e36ff9d7adadf40001039bf219b1cbe , < 7af83bb516d7aa4f96835288e4aeda21d7aa2a17 (git)
Affected: 7733f6c32e36ff9d7adadf40001039bf219b1cbe , < bfa0201468587072454dba7933e4a4a7be44467a (git)
Affected: 7733f6c32e36ff9d7adadf40001039bf219b1cbe , < d342203df9f2d0851b4acd9ed577d73d10eade77 (git)
Affected: 7733f6c32e36ff9d7adadf40001039bf219b1cbe , < eb82c0382285ee17a9966aaab27b8becb08eb1ac (git)
Affected: 7733f6c32e36ff9d7adadf40001039bf219b1cbe , < c3ffc9c4ca44bfe9562166793d133e1fb0630ea6 (git)
Create a notification for this product.
Linux Linux Affected: 5.4
Unaffected: 0 , < 5.4 (semver)
Unaffected: 5.10.137 , ≤ 5.10.* (semver)
Unaffected: 5.15.61 , ≤ 5.15.* (semver)
Unaffected: 5.18.18 , ≤ 5.18.* (semver)
Unaffected: 5.19.2 , ≤ 5.19.* (semver)
Unaffected: 6.0 , ≤ * (original_commit_for_fix)
Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/usb/cdns3/cdns3-gadget.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "7af83bb516d7aa4f96835288e4aeda21d7aa2a17",
              "status": "affected",
              "version": "7733f6c32e36ff9d7adadf40001039bf219b1cbe",
              "versionType": "git"
            },
            {
              "lessThan": "bfa0201468587072454dba7933e4a4a7be44467a",
              "status": "affected",
              "version": "7733f6c32e36ff9d7adadf40001039bf219b1cbe",
              "versionType": "git"
            },
            {
              "lessThan": "d342203df9f2d0851b4acd9ed577d73d10eade77",
              "status": "affected",
              "version": "7733f6c32e36ff9d7adadf40001039bf219b1cbe",
              "versionType": "git"
            },
            {
              "lessThan": "eb82c0382285ee17a9966aaab27b8becb08eb1ac",
              "status": "affected",
              "version": "7733f6c32e36ff9d7adadf40001039bf219b1cbe",
              "versionType": "git"
            },
            {
              "lessThan": "c3ffc9c4ca44bfe9562166793d133e1fb0630ea6",
              "status": "affected",
              "version": "7733f6c32e36ff9d7adadf40001039bf219b1cbe",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/usb/cdns3/cdns3-gadget.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.4"
            },
            {
              "lessThan": "5.4",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.137",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.61",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.18.*",
              "status": "unaffected",
              "version": "5.18.18",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.19.*",
              "status": "unaffected",
              "version": "5.19.2",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.0",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.10.137",
                  "versionStartIncluding": "5.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.61",
                  "versionStartIncluding": "5.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.18.18",
                  "versionStartIncluding": "5.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.19.2",
                  "versionStartIncluding": "5.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.0",
                  "versionStartIncluding": "5.4",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: cdns3: change place of \u0027priv_ep\u0027 assignment in cdns3_gadget_ep_dequeue(), cdns3_gadget_ep_enable()\n\nIf \u0027ep\u0027 is NULL, result of ep_to_cdns3_ep(ep) is invalid pointer\nand its dereference with priv_ep-\u003ecdns3_dev may cause panic.\n\nFound by Linux Verification Center (linuxtesting.org) with SVACE."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-11T19:13:26.636Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/7af83bb516d7aa4f96835288e4aeda21d7aa2a17"
        },
        {
          "url": "https://git.kernel.org/stable/c/bfa0201468587072454dba7933e4a4a7be44467a"
        },
        {
          "url": "https://git.kernel.org/stable/c/d342203df9f2d0851b4acd9ed577d73d10eade77"
        },
        {
          "url": "https://git.kernel.org/stable/c/eb82c0382285ee17a9966aaab27b8becb08eb1ac"
        },
        {
          "url": "https://git.kernel.org/stable/c/c3ffc9c4ca44bfe9562166793d133e1fb0630ea6"
        }
      ],
      "title": "usb: cdns3: change place of \u0027priv_ep\u0027 assignment in cdns3_gadget_ep_dequeue(), cdns3_gadget_ep_enable()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-50132",
    "datePublished": "2025-06-18T11:02:57.498Z",
    "dateReserved": "2025-06-18T10:57:27.418Z",
    "dateUpdated": "2026-05-11T19:13:26.636Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2022-50132",
      "date": "2026-05-21",
      "epss": "0.00063",
      "percentile": "0.19432"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2022-50132\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-06-18T11:15:43.030\",\"lastModified\":\"2025-11-18T18:09:32.377\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nusb: cdns3: change place of \u0027priv_ep\u0027 assignment in cdns3_gadget_ep_dequeue(), cdns3_gadget_ep_enable()\\n\\nIf \u0027ep\u0027 is NULL, result of ep_to_cdns3_ep(ep) is invalid pointer\\nand its dereference with priv_ep-\u003ecdns3_dev may cause panic.\\n\\nFound by Linux Verification Center (linuxtesting.org) with SVACE.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: usb: cdns3: cambio de la asignaci\u00f3n de \u0027priv_ep\u0027 en cdns3_gadget_ep_dequeue() y cdns3_gadget_ep_enable(). Si \u0027ep\u0027 es nulo, el resultado de ep_to_cdns3_ep(ep) es un puntero no v\u00e1lido y su desreferencia con priv_ep-\u0026gt;cdns3_dev puede causar p\u00e1nico. Encontrado por el Centro de Verificaci\u00f3n de Linux (linuxtesting.org) con SVACE.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-476\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.4\",\"versionEndExcluding\":\"5.10.137\",\"matchCriteriaId\":\"7693EE4A-D4B7-4C70-A72D-7B976F944D76\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.11\",\"versionEndExcluding\":\"5.15.61\",\"matchCriteriaId\":\"51861563-7F40-460F-82CD-2D3FBDAD6618\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.16\",\"versionEndExcluding\":\"5.18.18\",\"matchCriteriaId\":\"5B42E453-8837-49D0-A5EF-03F818A6DC11\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.19\",\"versionEndExcluding\":\"5.19.2\",\"matchCriteriaId\":\"A1A2A5A5-4598-4D7E-BA07-4660398D6C8F\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/7af83bb516d7aa4f96835288e4aeda21d7aa2a17\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/bfa0201468587072454dba7933e4a4a7be44467a\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/c3ffc9c4ca44bfe9562166793d133e1fb0630ea6\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/d342203df9f2d0851b4acd9ed577d73d10eade77\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/eb82c0382285ee17a9966aaab27b8becb08eb1ac\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.