cve-2022-48904
Vulnerability from cvelistv5
Published
2024-08-22 01:30
Modified
2024-11-04 12:18
Severity ?
Summary
iommu/amd: Fix I/O page table memory leak
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/378e2fe1eb58d5c2ed55c8fe5e11f9db5033cdd6Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/6b0b2d9a6a308bcd9300c2d83000a82812c56ceaPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c78627f757e37c2cf386b59c700c4e1574988597Patch
Impacted products
Vendor Product Version
Linux Linux Version: 5.12
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2022-48904",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-09-10T15:34:23.714235Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-09-12T17:33:02.557Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/iommu/amd/io_pgtable.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "378e2fe1eb58",
              "status": "affected",
              "version": "e42ba0633064",
              "versionType": "git"
            },
            {
              "lessThan": "c78627f757e3",
              "status": "affected",
              "version": "e42ba0633064",
              "versionType": "git"
            },
            {
              "lessThan": "6b0b2d9a6a30",
              "status": "affected",
              "version": "e42ba0633064",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/iommu/amd/io_pgtable.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.12"
            },
            {
              "lessThan": "5.12",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.27",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.16.*",
              "status": "unaffected",
              "version": "5.16.13",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "5.17",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niommu/amd: Fix I/O page table memory leak\n\nThe current logic updates the I/O page table mode for the domain\nbefore calling the logic to free memory used for the page table.\nThis results in IOMMU page table memory leak, and can be observed\nwhen launching VM w/ pass-through devices.\n\nFix by freeing the memory used for page table before updating the mode."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-11-04T12:18:51.767Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/378e2fe1eb58d5c2ed55c8fe5e11f9db5033cdd6"
        },
        {
          "url": "https://git.kernel.org/stable/c/c78627f757e37c2cf386b59c700c4e1574988597"
        },
        {
          "url": "https://git.kernel.org/stable/c/6b0b2d9a6a308bcd9300c2d83000a82812c56cea"
        }
      ],
      "title": "iommu/amd: Fix I/O page table memory leak",
      "x_generator": {
        "engine": "bippy-9e1c9544281a"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-48904",
    "datePublished": "2024-08-22T01:30:28.907Z",
    "dateReserved": "2024-08-21T06:06:23.292Z",
    "dateUpdated": "2024-11-04T12:18:51.767Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2022-48904\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-08-22T02:15:04.980\",\"lastModified\":\"2024-09-12T13:55:34.123\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\niommu/amd: Fix I/O page table memory leak\\n\\nThe current logic updates the I/O page table mode for the domain\\nbefore calling the logic to free memory used for the page table.\\nThis results in IOMMU page table memory leak, and can be observed\\nwhen launching VM w/ pass-through devices.\\n\\nFix by freeing the memory used for page table before updating the mode.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: iommu/amd: corrige la p\u00e9rdida de memoria de la tabla de p\u00e1ginas de E/S. La l\u00f3gica actual actualiza el modo de tabla de p\u00e1ginas de E/S para el dominio antes de llamar a la l\u00f3gica para liberar la memoria utilizada para la tabla de p\u00e1ginas. Esto da como resultado una p\u00e9rdida de memoria en la tabla de p\u00e1ginas de IOMMU y se puede observar al iniciar VM con dispositivos de paso. Se soluciona liberando la memoria utilizada para la tabla de p\u00e1ginas antes de actualizar el modo.\"}],\"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-401\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.12\",\"versionEndExcluding\":\"5.15.27\",\"matchCriteriaId\":\"0124F44D-3165-4025-A6AD-1C47145E6B2A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.16\",\"versionEndExcluding\":\"5.16.13\",\"matchCriteriaId\":\"B871B667-EDC0-435D-909E-E918D8D90995\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:5.17:rc1:*:*:*:*:*:*\",\"matchCriteriaId\":\"7BD5F8D9-54FA-4CB0-B4F0-CB0471FDDB2D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:5.17:rc2:*:*:*:*:*:*\",\"matchCriteriaId\":\"E6E34B23-78B4-4516-9BD8-61B33F4AC49A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:5.17:rc3:*:*:*:*:*:*\",\"matchCriteriaId\":\"C030FA3D-03F4-4FB9-9DBF-D08E5CAC51AA\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:5.17:rc4:*:*:*:*:*:*\",\"matchCriteriaId\":\"B2D2677C-5389-4AE9-869D-0F881E80D923\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:5.17:rc5:*:*:*:*:*:*\",\"matchCriteriaId\":\"EFA3917C-C322-4D92-912D-ECE45B2E7416\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:5.17:rc6:*:*:*:*:*:*\",\"matchCriteriaId\":\"BED18363-5ABC-4639-8BBA-68E771E5BB3F\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/378e2fe1eb58d5c2ed55c8fe5e11f9db5033cdd6\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/6b0b2d9a6a308bcd9300c2d83000a82812c56cea\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/c78627f757e37c2cf386b59c700c4e1574988597\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.