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MediumFix available

lib/string_helpers: fix not adding strarray to device's resource list

Type: advisorySources: OSV

In the Linux kernel, the following vulnerability has been resolved: lib/string_helpers: fix not adding strarray to device's resource list Add allocated strarray to device's resource list. This is a must to automatically release strarray when the device disappears. Without this fix we have a memory leak in the few drivers which use devm_kasprintf_strarray().

Products
Kernel
Affected versions
Not specified
Fixed versions
5.17.14, 5.18.3
CVEs
CVE-2022-49403
Confirmed fixed CVEs
Not specified
Updated in this feed
5 Nov 2026, 10:41 UTC · Revision 1

Source evidence

lib/string_helpers: fix not adding strarray to device's resource list

core-osv · Original source

Published 26 Feb 2025, 02:12 UTC

In the Linux kernel, the following vulnerability has been resolved: lib/string_helpers: fix not adding strarray to device's resource list Add allocated strarray to device's resource list. This is a must to automatically release strarray when the device disappears. Without this fix we have a memory leak in the few drivers which use devm_kasprintf_strarray().

osv:CVE-2022-49403

Kernel

Fixed versions: 5.17.14, 5.18.3

Complete source record
{
  "id": "e5c33f89e0598d131ee788276a0ec3f2c6e78cd9c20fe8f8c46d59ee139a4080",
  "url": "https://osv.dev/vulnerability/CVE-2022-49403",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "lib/string_helpers: fix not adding strarray to device's resource list",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: lib/string_helpers: fix not adding strarray to device's resource list Add allocated strarray to device's resource list. This is a must to automatically release strarray when the device disappears. Without this fix we have a memory leak in the few drivers which use devm_kasprintf_strarray().",
    "evidence": "osv:CVE-2022-49403",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.17.14",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.18.3",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "CVE-2022-49403",
      "aliases": [
        "CVE-2022-49403"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
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                {
                  "fixed": "bf29edab0c9ff3d2633b8306a67d04c357e2a385"
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          "database_specific": {
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        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.17.0"
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                  "fixed": "5.17.14"
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              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.18.0"
                },
                {
                  "fixed": "5.18.3"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49403.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:43.783649197Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/a152eb42fcecfe41239c3c6695342f3a128593e7",
        "https://git.kernel.org/stable/c/bf29edab0c9ff3d2633b8306a67d04c357e2a385",
        "https://git.kernel.org/stable/c/cd290a9839cee2f6641558877e707bd373c8f6f1",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49403.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-49403",
        "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/2022/49xxx/CVE-2022-49403.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-49403",
        "evidence": "/id"
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    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 511658,
  "published_at": "2025-02-26T02:12:29.556+00:00"
}