CVE-2021-46962 (GCVE-0-2021-46962)

Vulnerability from cvelistv5 – Published: 2024-02-27 18:47 – Updated: 2026-05-11 13:45
VLAI
Title
mmc: uniphier-sd: Fix a resource leak in the remove function
Summary
In the Linux kernel, the following vulnerability has been resolved: mmc: uniphier-sd: Fix a resource leak in the remove function A 'tmio_mmc_host_free()' call is missing in the remove function, in order to balance a 'tmio_mmc_host_alloc()' call in the probe. This is done in the error handling path of the probe, but not in the remove function. Add the missing call.
Severity
No CVSS data available.
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator (v2.0.3)
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 3fd784f745dd1747863775a99ec749619ee6759c , < 0d8941b9b2d3e7b3481fdf43b1a6189d162175b7 (git)
Affected: 3fd784f745dd1747863775a99ec749619ee6759c , < 25ac6ce65f1ab458982d15ec1caf441acd37106a (git)
Affected: 3fd784f745dd1747863775a99ec749619ee6759c , < ebe0f12cf4c044f812c6d17011531582f9ac8bb3 (git)
Affected: 3fd784f745dd1747863775a99ec749619ee6759c , < d6e7fda496978f2763413b5523557b38dc2bf6c2 (git)
Affected: 3fd784f745dd1747863775a99ec749619ee6759c , < e29c84857e2d51aa017ce04284b962742fb97d9e (git)
Create a notification for this product.
Linux Linux Affected: 4.20
Unaffected: 0 , < 4.20 (semver)
Unaffected: 5.4.118 , ≤ 5.4.* (semver)
Unaffected: 5.10.36 , ≤ 5.10.* (semver)
Unaffected: 5.11.20 , ≤ 5.11.* (semver)
Unaffected: 5.12.3 , ≤ 5.12.* (semver)
Unaffected: 5.13 , ≤ * (original_commit_for_fix)
Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2021-46962",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-03-05T20:16:05.784060Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-06-04T17:13:10.391Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T05:17:42.992Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/0d8941b9b2d3e7b3481fdf43b1a6189d162175b7"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/25ac6ce65f1ab458982d15ec1caf441acd37106a"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/ebe0f12cf4c044f812c6d17011531582f9ac8bb3"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/d6e7fda496978f2763413b5523557b38dc2bf6c2"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/e29c84857e2d51aa017ce04284b962742fb97d9e"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/mmc/host/uniphier-sd.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "0d8941b9b2d3e7b3481fdf43b1a6189d162175b7",
              "status": "affected",
              "version": "3fd784f745dd1747863775a99ec749619ee6759c",
              "versionType": "git"
            },
            {
              "lessThan": "25ac6ce65f1ab458982d15ec1caf441acd37106a",
              "status": "affected",
              "version": "3fd784f745dd1747863775a99ec749619ee6759c",
              "versionType": "git"
            },
            {
              "lessThan": "ebe0f12cf4c044f812c6d17011531582f9ac8bb3",
              "status": "affected",
              "version": "3fd784f745dd1747863775a99ec749619ee6759c",
              "versionType": "git"
            },
            {
              "lessThan": "d6e7fda496978f2763413b5523557b38dc2bf6c2",
              "status": "affected",
              "version": "3fd784f745dd1747863775a99ec749619ee6759c",
              "versionType": "git"
            },
            {
              "lessThan": "e29c84857e2d51aa017ce04284b962742fb97d9e",
              "status": "affected",
              "version": "3fd784f745dd1747863775a99ec749619ee6759c",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/mmc/host/uniphier-sd.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.20"
            },
            {
              "lessThan": "4.20",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.118",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.36",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.11.*",
              "status": "unaffected",
              "version": "5.11.20",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.12.*",
              "status": "unaffected",
              "version": "5.12.3",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "5.13",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.4.118",
                  "versionStartIncluding": "4.20",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.10.36",
                  "versionStartIncluding": "4.20",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.11.20",
                  "versionStartIncluding": "4.20",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.12.3",
                  "versionStartIncluding": "4.20",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.13",
                  "versionStartIncluding": "4.20",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmmc: uniphier-sd: Fix a resource leak in the remove function\n\nA \u0027tmio_mmc_host_free()\u0027 call is missing in the remove function, in order\nto balance a \u0027tmio_mmc_host_alloc()\u0027 call in the probe.\nThis is done in the error handling path of the probe, but not in the remove\nfunction.\n\nAdd the missing call."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-11T13:45:17.857Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/0d8941b9b2d3e7b3481fdf43b1a6189d162175b7"
        },
        {
          "url": "https://git.kernel.org/stable/c/25ac6ce65f1ab458982d15ec1caf441acd37106a"
        },
        {
          "url": "https://git.kernel.org/stable/c/ebe0f12cf4c044f812c6d17011531582f9ac8bb3"
        },
        {
          "url": "https://git.kernel.org/stable/c/d6e7fda496978f2763413b5523557b38dc2bf6c2"
        },
        {
          "url": "https://git.kernel.org/stable/c/e29c84857e2d51aa017ce04284b962742fb97d9e"
        }
      ],
      "title": "mmc: uniphier-sd: Fix a resource leak in the remove function",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2021-46962",
    "datePublished": "2024-02-27T18:47:01.169Z",
    "dateReserved": "2024-02-27T18:42:55.942Z",
    "dateUpdated": "2026-05-11T13:45:17.857Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2021-46962",
      "date": "2026-07-22",
      "epss": "0.00228",
      "percentile": "0.13737"
    },
    "fkie_nvd": {
      "configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"4.20\", \"versionEndExcluding\": \"5.4.118\", \"matchCriteriaId\": \"C83F5505-AF9D-4F2A-8D37-A8EB73ED772D\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"5.5\", \"versionEndExcluding\": \"5.10.36\", \"matchCriteriaId\": \"003E22D0-CA29-4338-8B35-0754C740074F\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"5.11\", \"versionEndExcluding\": \"5.11.20\", \"matchCriteriaId\": \"EEC03413-9760-46D4-AC1D-EB084A1D4111\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"5.12\", \"versionEndExcluding\": \"5.12.3\", \"matchCriteriaId\": \"F9D6B2DE-7E4A-4B3B-9AEE-3A2C5F23DA32\"}]}]}]",
      "descriptions": "[{\"lang\": \"en\", \"value\": \"In the Linux kernel, the following vulnerability has been resolved:\\n\\nmmc: uniphier-sd: Fix a resource leak in the remove function\\n\\nA \u0027tmio_mmc_host_free()\u0027 call is missing in the remove function, in order\\nto balance a \u0027tmio_mmc_host_alloc()\u0027 call in the probe.\\nThis is done in the error handling path of the probe, but not in the remove\\nfunction.\\n\\nAdd the missing call.\"}, {\"lang\": \"es\", \"value\": \"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: mmc: uniphier-sd: corrige una fuga de recursos en la funci\\u00f3n de eliminaci\\u00f3n Falta una llamada \u0027tmio_mmc_host_free()\u0027 en la funci\\u00f3n de eliminaci\\u00f3n, para equilibrar un \u0027tmio_mmc_host_alloc()\u0027 llamar a la sonda. Esto se hace en la ruta de manejo de errores de la sonda, pero no en la funci\\u00f3n de eliminaci\\u00f3n. Agrega la llamada faltante.\"}]",
      "id": "CVE-2021-46962",
      "lastModified": "2024-12-11T14:56:40.457",
      "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:H/I:N/A:N\", \"baseScore\": 5.5, \"baseSeverity\": \"MEDIUM\", \"attackVector\": \"LOCAL\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"LOW\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"NONE\"}, \"exploitabilityScore\": 1.8, \"impactScore\": 3.6}]}",
      "published": "2024-02-27T19:04:06.960",
      "references": "[{\"url\": \"https://git.kernel.org/stable/c/0d8941b9b2d3e7b3481fdf43b1a6189d162175b7\", \"source\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/25ac6ce65f1ab458982d15ec1caf441acd37106a\", \"source\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/d6e7fda496978f2763413b5523557b38dc2bf6c2\", \"source\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/e29c84857e2d51aa017ce04284b962742fb97d9e\", \"source\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/ebe0f12cf4c044f812c6d17011531582f9ac8bb3\", \"source\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/0d8941b9b2d3e7b3481fdf43b1a6189d162175b7\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/25ac6ce65f1ab458982d15ec1caf441acd37106a\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/d6e7fda496978f2763413b5523557b38dc2bf6c2\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/e29c84857e2d51aa017ce04284b962742fb97d9e\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/ebe0f12cf4c044f812c6d17011531582f9ac8bb3\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\"]}]",
      "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "vulnStatus": "Analyzed",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"NVD-CWE-Other\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-46962\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-02-27T19:04:06.960\",\"lastModified\":\"2026-06-17T04:16:00.063\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nmmc: uniphier-sd: Fix a resource leak in the remove function\\n\\nA \u0027tmio_mmc_host_free()\u0027 call is missing in the remove function, in order\\nto balance a \u0027tmio_mmc_host_alloc()\u0027 call in the probe.\\nThis is done in the error handling path of the probe, but not in the remove\\nfunction.\\n\\nAdd the missing call.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: mmc: uniphier-sd: corrige una fuga de recursos en la funci\u00f3n de eliminaci\u00f3n Falta una llamada \u0027tmio_mmc_host_free()\u0027 en la funci\u00f3n de eliminaci\u00f3n, para equilibrar un \u0027tmio_mmc_host_alloc()\u0027 llamar a la sonda. Esto se hace en la ruta de manejo de errores de la sonda, pero no en la funci\u00f3n de eliminaci\u00f3n. Agrega la llamada faltante.\"}],\"affected\":[{\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"affectedData\":[{\"vendor\":\"Linux\",\"product\":\"Linux\",\"defaultStatus\":\"unaffected\",\"programFiles\":[\"drivers/mmc/host/uniphier-sd.c\"],\"repo\":\"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\"versions\":[{\"version\":\"3fd784f745dd1747863775a99ec749619ee6759c\",\"lessThan\":\"0d8941b9b2d3e7b3481fdf43b1a6189d162175b7\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"3fd784f745dd1747863775a99ec749619ee6759c\",\"lessThan\":\"25ac6ce65f1ab458982d15ec1caf441acd37106a\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"3fd784f745dd1747863775a99ec749619ee6759c\",\"lessThan\":\"ebe0f12cf4c044f812c6d17011531582f9ac8bb3\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"3fd784f745dd1747863775a99ec749619ee6759c\",\"lessThan\":\"d6e7fda496978f2763413b5523557b38dc2bf6c2\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"3fd784f745dd1747863775a99ec749619ee6759c\",\"lessThan\":\"e29c84857e2d51aa017ce04284b962742fb97d9e\",\"versionType\":\"git\",\"status\":\"affected\"}]},{\"vendor\":\"Linux\",\"product\":\"Linux\",\"defaultStatus\":\"affected\",\"programFiles\":[\"drivers/mmc/host/uniphier-sd.c\"],\"repo\":\"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\"versions\":[{\"version\":\"4.20\",\"status\":\"affected\"},{\"version\":\"0\",\"lessThan\":\"4.20\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.4.118\",\"lessThanOrEqual\":\"5.4.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.10.36\",\"lessThanOrEqual\":\"5.10.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.11.20\",\"lessThanOrEqual\":\"5.11.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.12.3\",\"lessThanOrEqual\":\"5.12.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.13\",\"lessThanOrEqual\":\"*\",\"versionType\":\"original_commit_for_fix\",\"status\":\"unaffected\"}]}]}],\"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:H/I:N/A:N\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}],\"ssvcV203\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"ssvcData\":{\"timestamp\":\"2024-03-05T20:16:05.784060Z\",\"id\":\"CVE-2021-46962\",\"options\":[{\"exploitation\":\"none\"},{\"automatable\":\"no\"},{\"technicalImpact\":\"partial\"}],\"role\":\"CISA Coordinator\",\"version\":\"2.0.3\"}}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-Other\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.20\",\"versionEndExcluding\":\"5.4.118\",\"matchCriteriaId\":\"C83F5505-AF9D-4F2A-8D37-A8EB73ED772D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.5\",\"versionEndExcluding\":\"5.10.36\",\"matchCriteriaId\":\"003E22D0-CA29-4338-8B35-0754C740074F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.11\",\"versionEndExcluding\":\"5.11.20\",\"matchCriteriaId\":\"EEC03413-9760-46D4-AC1D-EB084A1D4111\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.12\",\"versionEndExcluding\":\"5.12.3\",\"matchCriteriaId\":\"F9D6B2DE-7E4A-4B3B-9AEE-3A2C5F23DA32\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/0d8941b9b2d3e7b3481fdf43b1a6189d162175b7\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/25ac6ce65f1ab458982d15ec1caf441acd37106a\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/d6e7fda496978f2763413b5523557b38dc2bf6c2\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/e29c84857e2d51aa017ce04284b962742fb97d9e\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/ebe0f12cf4c044f812c6d17011531582f9ac8bb3\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/0d8941b9b2d3e7b3481fdf43b1a6189d162175b7\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/25ac6ce65f1ab458982d15ec1caf441acd37106a\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/d6e7fda496978f2763413b5523557b38dc2bf6c2\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/e29c84857e2d51aa017ce04284b962742fb97d9e\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/ebe0f12cf4c044f812c6d17011531582f9ac8bb3\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]}]}}",
    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2025-11-21T14:16:17+00:00",
      "cve": "CVE-2021-46962",
      "id": "CVE-2021-46962",
      "initial_release_date": "2021-01-01T00:00:00+00:00",
      "product_status:known_affected": "42",
      "product_status:known_not_affected": "156",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: mmc: uniphier-sd: Fix a resource leak in the remove function",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-46962.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-06-06T06:09:00Z",
      "cve": "CVE-2021-46962",
      "id": "CVE-2021-46962",
      "initial_release_date": "2024-02-29T03:56:33Z",
      "product_status:known_affected": "376",
      "product_status:known_not_affected": "211",
      "product_status:recommended": "137",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2021-46962",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2021-46962.json",
      "version": "39"
    },
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://git.kernel.org/stable/c/0d8941b9b2d3e7b3481fdf43b1a6189d162175b7\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://git.kernel.org/stable/c/25ac6ce65f1ab458982d15ec1caf441acd37106a\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://git.kernel.org/stable/c/ebe0f12cf4c044f812c6d17011531582f9ac8bb3\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://git.kernel.org/stable/c/d6e7fda496978f2763413b5523557b38dc2bf6c2\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://git.kernel.org/stable/c/e29c84857e2d51aa017ce04284b962742fb97d9e\", \"tags\": [\"x_transferred\"]}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2024-08-04T05:17:42.992Z\"}}, {\"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2021-46962\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2024-03-05T20:16:05.784060Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2024-05-23T19:01:15.852Z\"}, \"title\": \"CISA ADP Vulnrichment\"}], \"cna\": {\"title\": \"mmc: uniphier-sd: Fix a resource leak in the remove function\", \"affected\": [{\"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"vendor\": \"Linux\", \"product\": \"Linux\", \"versions\": [{\"status\": \"affected\", \"version\": \"3fd784f745dd1747863775a99ec749619ee6759c\", \"lessThan\": \"0d8941b9b2d3e7b3481fdf43b1a6189d162175b7\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"3fd784f745dd1747863775a99ec749619ee6759c\", \"lessThan\": \"25ac6ce65f1ab458982d15ec1caf441acd37106a\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"3fd784f745dd1747863775a99ec749619ee6759c\", \"lessThan\": \"ebe0f12cf4c044f812c6d17011531582f9ac8bb3\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"3fd784f745dd1747863775a99ec749619ee6759c\", \"lessThan\": \"d6e7fda496978f2763413b5523557b38dc2bf6c2\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"3fd784f745dd1747863775a99ec749619ee6759c\", \"lessThan\": \"e29c84857e2d51aa017ce04284b962742fb97d9e\", \"versionType\": \"git\"}], \"programFiles\": [\"drivers/mmc/host/uniphier-sd.c\"], \"defaultStatus\": \"unaffected\"}, {\"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"vendor\": \"Linux\", \"product\": \"Linux\", \"versions\": [{\"status\": \"affected\", \"version\": \"4.20\"}, {\"status\": \"unaffected\", \"version\": \"0\", \"lessThan\": \"4.20\", \"versionType\": \"semver\"}, {\"status\": \"unaffected\", \"version\": \"5.4.118\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.4.*\"}, {\"status\": \"unaffected\", \"version\": \"5.10.36\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.10.*\"}, {\"status\": \"unaffected\", \"version\": \"5.11.20\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.11.*\"}, {\"status\": \"unaffected\", \"version\": \"5.12.3\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.12.*\"}, {\"status\": \"unaffected\", \"version\": \"5.13\", \"versionType\": \"original_commit_for_fix\", \"lessThanOrEqual\": \"*\"}], \"programFiles\": [\"drivers/mmc/host/uniphier-sd.c\"], \"defaultStatus\": \"affected\"}], \"references\": [{\"url\": \"https://git.kernel.org/stable/c/0d8941b9b2d3e7b3481fdf43b1a6189d162175b7\"}, {\"url\": \"https://git.kernel.org/stable/c/25ac6ce65f1ab458982d15ec1caf441acd37106a\"}, {\"url\": \"https://git.kernel.org/stable/c/ebe0f12cf4c044f812c6d17011531582f9ac8bb3\"}, {\"url\": \"https://git.kernel.org/stable/c/d6e7fda496978f2763413b5523557b38dc2bf6c2\"}, {\"url\": \"https://git.kernel.org/stable/c/e29c84857e2d51aa017ce04284b962742fb97d9e\"}], \"x_generator\": {\"engine\": \"bippy-1.2.0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"In the Linux kernel, the following vulnerability has been resolved:\\n\\nmmc: uniphier-sd: Fix a resource leak in the remove function\\n\\nA \u0027tmio_mmc_host_free()\u0027 call is missing in the remove function, in order\\nto balance a \u0027tmio_mmc_host_alloc()\u0027 call in the probe.\\nThis is done in the error handling path of the probe, but not in the remove\\nfunction.\\n\\nAdd the missing call.\"}], \"cpeApplicability\": [{\"nodes\": [{\"negate\": false, \"cpeMatch\": [{\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.4.118\", \"versionStartIncluding\": \"4.20\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.10.36\", \"versionStartIncluding\": \"4.20\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.11.20\", \"versionStartIncluding\": \"4.20\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.12.3\", \"versionStartIncluding\": \"4.20\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.13\", \"versionStartIncluding\": \"4.20\"}], \"operator\": \"OR\"}]}], \"providerMetadata\": {\"orgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"shortName\": \"Linux\", \"dateUpdated\": \"2026-05-11T13:45:17.857Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2021-46962\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-05-11T13:45:17.857Z\", \"dateReserved\": \"2024-02-27T18:42:55.942Z\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"datePublished\": \"2024-02-27T18:47:01.169Z\", \"assignerShortName\": \"Linux\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



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.