CVE-2022-49855 (GCVE-0-2022-49855)
Vulnerability from cvelistv5
Published
2025-05-01 14:10
Modified
2025-05-04 08:46
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: net: wwan: iosm: fix memory leak in ipc_pcie_read_bios_cfg ipc_pcie_read_bios_cfg() is using the acpi_evaluate_dsm() to obtain the wwan power state configuration from BIOS but is not freeing the acpi_object. The acpi_evaluate_dsm() returned acpi_object to be freed. Free the acpi_object after use.
References
Impacted products
Vendor Product Version
Linux Linux Version: 7e98d785ae6184c7580a33619dae8b651769ff08
Version: 7e98d785ae6184c7580a33619dae8b651769ff08
Version: 7e98d785ae6184c7580a33619dae8b651769ff08
 Create a notification for this product.
Show details on NVD website

To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/wwan/iosm/iosm_ipc_pcie.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "13b1ea861e8aeb701bcfbfe436b943efa2d44029",
              "status": "affected",
              "version": "7e98d785ae6184c7580a33619dae8b651769ff08",
              "versionType": "git"
            },
            {
              "lessThan": "7560ceef4d2832a67e8781d924e129c7f542376f",
              "status": "affected",
              "version": "7e98d785ae6184c7580a33619dae8b651769ff08",
              "versionType": "git"
            },
            {
              "lessThan": "d38a648d2d6cc7bee11c6f533ff9426a00c2a74c",
              "status": "affected",
              "version": "7e98d785ae6184c7580a33619dae8b651769ff08",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/wwan/iosm/iosm_ipc_pcie.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.14"
            },
            {
              "lessThan": "5.14",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.79",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.0.*",
              "status": "unaffected",
              "version": "6.0.9",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.79",
                  "versionStartIncluding": "5.14",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.0.9",
                  "versionStartIncluding": "5.14",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1",
                  "versionStartIncluding": "5.14",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: wwan: iosm: fix memory leak in ipc_pcie_read_bios_cfg\n\nipc_pcie_read_bios_cfg() is using the acpi_evaluate_dsm() to\nobtain the wwan power state configuration from BIOS but is\nnot freeing the acpi_object. The acpi_evaluate_dsm() returned\nacpi_object to be freed.\n\nFree the acpi_object after use."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-05-04T08:46:58.540Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/13b1ea861e8aeb701bcfbfe436b943efa2d44029"
        },
        {
          "url": "https://git.kernel.org/stable/c/7560ceef4d2832a67e8781d924e129c7f542376f"
        },
        {
          "url": "https://git.kernel.org/stable/c/d38a648d2d6cc7bee11c6f533ff9426a00c2a74c"
        }
      ],
      "title": "net: wwan: iosm: fix memory leak in ipc_pcie_read_bios_cfg",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-49855",
    "datePublished": "2025-05-01T14:10:09.164Z",
    "dateReserved": "2025-05-01T14:05:17.231Z",
    "dateUpdated": "2025-05-04T08:46:58.540Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2022-49855\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-05-01T15:16:09.090\",\"lastModified\":\"2025-05-07T13:31:58.267\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nnet: wwan: iosm: fix memory leak in ipc_pcie_read_bios_cfg\\n\\nipc_pcie_read_bios_cfg() is using the acpi_evaluate_dsm() to\\nobtain the wwan power state configuration from BIOS but is\\nnot freeing the acpi_object. The acpi_evaluate_dsm() returned\\nacpi_object to be freed.\\n\\nFree the acpi_object after use.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net: wwan: iosm: se corrige la p\u00e9rdida de memoria en ipc_pcie_read_bios_cfg. ipc_pcie_read_bios_cfg() utiliza acpi_evaluate_dsm() para obtener la configuraci\u00f3n del estado de energ\u00eda de wwan desde la BIOS, pero no libera acpi_object. Acpi_evaluate_dsm() devolvi\u00f3 acpi_object para su liberaci\u00f3n. Libere acpi_object despu\u00e9s de su uso.\"}],\"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\":\"5.14\",\"versionEndExcluding\":\"5.15.79\",\"matchCriteriaId\":\"FB443DA9-A9E7-45CA-AAF4-AF14F567FE9F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.16\",\"versionEndExcluding\":\"6.0.9\",\"matchCriteriaId\":\"C3F26709-7D49-4AF0-8145-46CCF4E8E2AD\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.1:rc1:*:*:*:*:*:*\",\"matchCriteriaId\":\"E7E331DA-1FB0-4DEC-91AC-7DA69D461C11\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.1:rc2:*:*:*:*:*:*\",\"matchCriteriaId\":\"17F0B248-42CF-4AE6-A469-BB1BAE7F4705\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.1:rc3:*:*:*:*:*:*\",\"matchCriteriaId\":\"E2422816-0C14-4B5E-A1E6-A9D776E5C49B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.1:rc4:*:*:*:*:*:*\",\"matchCriteriaId\":\"1C6E00FE-5FB9-4D20-A1A1-5A32128F9B76\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/13b1ea861e8aeb701bcfbfe436b943efa2d44029\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/7560ceef4d2832a67e8781d924e129c7f542376f\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/d38a648d2d6cc7bee11c6f533ff9426a00c2a74c\",\"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.