cve-2022-49794
Vulnerability from cvelistv5
Published
2025-05-01 14:09
Modified
2025-05-01 14:09
Severity ?
Summary
iio: adc: at91_adc: fix possible memory leak in at91_adc_allocate_trigger()
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website


{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/iio/adc/at91_adc.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "c3ce73f60599a483dca7becd4112508833a40ef9",
              "status": "affected",
              "version": "0e589d5fb3172b0dde7fdad3a4829ce5352dd30d",
              "versionType": "git"
            },
            {
              "lessThan": "a0d98ae5a62a7bbad8fcf9fa22e0a1274197bbc4",
              "status": "affected",
              "version": "0e589d5fb3172b0dde7fdad3a4829ce5352dd30d",
              "versionType": "git"
            },
            {
              "lessThan": "2b29a7f2d52fb5281b30cf61c947d88bab18a29b",
              "status": "affected",
              "version": "0e589d5fb3172b0dde7fdad3a4829ce5352dd30d",
              "versionType": "git"
            },
            {
              "lessThan": "7b75515728b628a9a7540f201efdeb8ca7299385",
              "status": "affected",
              "version": "0e589d5fb3172b0dde7fdad3a4829ce5352dd30d",
              "versionType": "git"
            },
            {
              "lessThan": "85d2a8b287a89853c0dcfc5a97b5e9d36376fe37",
              "status": "affected",
              "version": "0e589d5fb3172b0dde7fdad3a4829ce5352dd30d",
              "versionType": "git"
            },
            {
              "lessThan": "1bf8c0aff8fb5c4edf3ba6728e6bedbd610d7f4b",
              "status": "affected",
              "version": "0e589d5fb3172b0dde7fdad3a4829ce5352dd30d",
              "versionType": "git"
            },
            {
              "lessThan": "c27a3b6ba23350708cf5ab9962337447b51eb76d",
              "status": "affected",
              "version": "0e589d5fb3172b0dde7fdad3a4829ce5352dd30d",
              "versionType": "git"
            },
            {
              "lessThan": "65f20301607d07ee279b0804d11a05a62a6c1a1c",
              "status": "affected",
              "version": "0e589d5fb3172b0dde7fdad3a4829ce5352dd30d",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/iio/adc/at91_adc.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "3.5"
            },
            {
              "lessThan": "3.5",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.9.*",
              "status": "unaffected",
              "version": "4.9.334",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.14.*",
              "status": "unaffected",
              "version": "4.14.300",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.19.*",
              "status": "unaffected",
              "version": "4.19.267",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.225",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.156",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.80",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.0.*",
              "status": "unaffected",
              "version": "6.0.10",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niio: adc: at91_adc: fix possible memory leak in at91_adc_allocate_trigger()\n\nIf iio_trigger_register() returns error, it should call iio_trigger_free()\nto give up the reference that hold in iio_trigger_alloc(), so that it can\ncall iio_trig_release() to free memory when the refcount hit to 0."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-05-01T14:09:25.124Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/c3ce73f60599a483dca7becd4112508833a40ef9"
        },
        {
          "url": "https://git.kernel.org/stable/c/a0d98ae5a62a7bbad8fcf9fa22e0a1274197bbc4"
        },
        {
          "url": "https://git.kernel.org/stable/c/2b29a7f2d52fb5281b30cf61c947d88bab18a29b"
        },
        {
          "url": "https://git.kernel.org/stable/c/7b75515728b628a9a7540f201efdeb8ca7299385"
        },
        {
          "url": "https://git.kernel.org/stable/c/85d2a8b287a89853c0dcfc5a97b5e9d36376fe37"
        },
        {
          "url": "https://git.kernel.org/stable/c/1bf8c0aff8fb5c4edf3ba6728e6bedbd610d7f4b"
        },
        {
          "url": "https://git.kernel.org/stable/c/c27a3b6ba23350708cf5ab9962337447b51eb76d"
        },
        {
          "url": "https://git.kernel.org/stable/c/65f20301607d07ee279b0804d11a05a62a6c1a1c"
        }
      ],
      "title": "iio: adc: at91_adc: fix possible memory leak in at91_adc_allocate_trigger()",
      "x_generator": {
        "engine": "bippy-1.1.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-49794",
    "datePublished": "2025-05-01T14:09:25.124Z",
    "dateReserved": "2025-05-01T14:05:17.224Z",
    "dateUpdated": "2025-05-01T14:09:25.124Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2022-49794\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-05-01T15:16:02.673\",\"lastModified\":\"2025-05-01T15:16:02.673\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\niio: adc: at91_adc: fix possible memory leak in at91_adc_allocate_trigger()\\n\\nIf iio_trigger_register() returns error, it should call iio_trigger_free()\\nto give up the reference that hold in iio_trigger_alloc(), so that it can\\ncall iio_trig_release() to free memory when the refcount hit to 0.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/1bf8c0aff8fb5c4edf3ba6728e6bedbd610d7f4b\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/2b29a7f2d52fb5281b30cf61c947d88bab18a29b\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/65f20301607d07ee279b0804d11a05a62a6c1a1c\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/7b75515728b628a9a7540f201efdeb8ca7299385\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/85d2a8b287a89853c0dcfc5a97b5e9d36376fe37\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/a0d98ae5a62a7bbad8fcf9fa22e0a1274197bbc4\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/c27a3b6ba23350708cf5ab9962337447b51eb76d\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/c3ce73f60599a483dca7becd4112508833a40ef9\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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