soc: mediatek: svs: Fix memory leak in svs_enable_debug_write()

{
  "id": "a509e38875ff8d8ccc4b9908012dc140a52e9fc305b4b49c473beff6bfa32fcf",
  "url": "https://osv.dev/vulnerability/CVE-2026-45881",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "soc: mediatek: svs: Fix memory leak in svs_enable_debug_write()",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: soc: mediatek: svs: Fix memory leak in svs_enable_debug_write() In svs_enable_debug_write(), the buf allocated by memdup_user_nul() is leaked if kstrtoint() fails. Fix this by using __free(kfree) to automatically free buf, eliminating the need for explicit kfree() calls and preventing leaks. [Angelo: Added missing cleanup.h inclusion]",
    "evidence": "osv:CVE-2026-45881",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
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            "value": "6.1.165",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.6.128",
            "evidence": "/affected/1/ranges"
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          {
            "value": "6.12.75",
            "evidence": "/affected/1/ranges"
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          {
            "value": "6.18.14",
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          {
            "value": "6.19.4",
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    "severity": "unknown",
    "structured": {
      "id": "CVE-2026-45881",
      "aliases": [
        "CVE-2026-45881"
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                  "fixed": "0f6498077faa9cd89bb787bcc57063494a6f0601"
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          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
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        }
      ],
      "modified": "2026-10-28T02:30:27.066741589Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/06195456c4e4de3826c4ca60eca941c472f991d0",
        "https://git.kernel.org/stable/c/0f6498077faa9cd89bb787bcc57063494a6f0601",
        "https://git.kernel.org/stable/c/47a3e372f7d68776adb749a27c0ec9058ff1b4fd",
        "https://git.kernel.org/stable/c/6259094ee806fb813ca95894c65fb80e2ec98bf1",
        "https://git.kernel.org/stable/c/6bb10466e0884b4a68d4a1f3f4bb87eeb471c18a",
        "https://git.kernel.org/stable/c/a58c97828911c0b6e25d6b556789da974003efda",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/45xxx/CVE-2026-45881.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-45881",
        "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/2026/45xxx/CVE-2026-45881.json"
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    "related_cves": [
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        "evidence": "/id"
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    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 493149,
  "published_at": "2026-05-27T12:16:53.677+00:00"
}