iio: core: fix memleak in iio_device_register_sysfs

{
  "id": "46f1a97625f9da5f25915d6d41e8f5206daa5d9e3f4a78fd90b8463455dc047c",
  "url": "https://osv.dev/vulnerability/CVE-2023-52643",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "iio: core: fix memleak in iio_device_register_sysfs",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: iio: core: fix memleak in iio_device_register_sysfs When iio_device_register_sysfs_group() fails, we should free iio_dev_opaque->chan_attr_group.attrs to prevent potential memleak.",
    "evidence": "osv:CVE-2023-52643",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.15.149",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.79",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.6.18",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.7.6",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2023-52643",
      "aliases": [
        "CVE-2023-52643"
      ],
      "affected": [
        {
          "ranges": [
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              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
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                  "introduced": "32f171724e5cbecc80594fb6eced057cfdd6eb6f"
                },
                {
                  "fixed": "1c6d19c8cbf6abcea2c8fca2db26abca2cbf0363"
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                {
                  "fixed": "359f220d0e753bba840eac19ffedcdc816b532f2"
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                {
                  "fixed": "b90126c86d83912688501826643ea698f0df1728"
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                  "fixed": "3db312e06851996e7fb27cb5a8ccab4c0f9cdb93"
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                  "fixed": "95a0d596bbd0552a78e13ced43f2be1038883c81"
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          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-52643.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.13.0"
                },
                {
                  "fixed": "5.15.149"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
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                {
                  "fixed": "6.1.79"
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            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.2.0"
                },
                {
                  "fixed": "6.6.18"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.7.0"
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                {
                  "fixed": "6.7.6"
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              ]
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          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-52643.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:32.892299916Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/1c6d19c8cbf6abcea2c8fca2db26abca2cbf0363",
        "https://git.kernel.org/stable/c/359f220d0e753bba840eac19ffedcdc816b532f2",
        "https://git.kernel.org/stable/c/3db312e06851996e7fb27cb5a8ccab4c0f9cdb93",
        "https://git.kernel.org/stable/c/95a0d596bbd0552a78e13ced43f2be1038883c81",
        "https://git.kernel.org/stable/c/b90126c86d83912688501826643ea698f0df1728",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52643.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-52643",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52643.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2023-52643",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 499807,
  "published_at": "2024-04-17T09:43:45.813+00:00"
}