CVE-2025-40081 (GCVE-0-2025-40081)
Vulnerability from cvelistv5
Published
2025-10-28 11:48
Modified
2025-10-29 13:20
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: perf: arm_spe: Prevent overflow in PERF_IDX2OFF() Cast nr_pages to unsigned long to avoid overflow when handling large AUX buffer sizes (>= 2 GiB).
References
Impacted products
Vendor Product Version
Linux Linux Version: d5d9696b03808bc6be723cc85288c912c3a05606
Version: d5d9696b03808bc6be723cc85288c912c3a05606
Version: d5d9696b03808bc6be723cc85288c912c3a05606
Version: d5d9696b03808bc6be723cc85288c912c3a05606
Version: d5d9696b03808bc6be723cc85288c912c3a05606
Version: d5d9696b03808bc6be723cc85288c912c3a05606
Version: d5d9696b03808bc6be723cc85288c912c3a05606
Version: d5d9696b03808bc6be723cc85288c912c3a05606
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{
  "containers": {
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        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/perf/arm_spe_pmu.c"
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          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
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              "status": "unaffected",
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            {
              "lessThanOrEqual": "5.10.*",
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            {
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              "status": "unaffected",
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            },
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              "status": "unaffected",
              "version": "6.12.53",
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            {
              "lessThanOrEqual": "6.17.*",
              "status": "unaffected",
              "version": "6.17.3",
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            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.18-rc1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
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              "cpeMatch": [
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              "operator": "OR"
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      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nperf: arm_spe: Prevent overflow in PERF_IDX2OFF()\n\nCast nr_pages to unsigned long to avoid overflow when handling large\nAUX buffer sizes (\u003e= 2 GiB)."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-10-29T13:20:01.782Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
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          "url": "https://git.kernel.org/stable/c/656e9a5d69acdd1b20462f4a33378b90ddcb9626"
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          "url": "https://git.kernel.org/stable/c/9c045d4501f7f70724a3bbb561f4f22d292bbfe6"
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          "url": "https://git.kernel.org/stable/c/7500384d3c9587593d75ded3b006835e7aa73ef8"
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          "url": "https://git.kernel.org/stable/c/379cae2cb982f571cda9493ac573ab71125fd299"
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        {
          "url": "https://git.kernel.org/stable/c/a29fea30dd93da16652930162b177941abd8c75e"
        }
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      "title": "perf: arm_spe: Prevent overflow in PERF_IDX2OFF()",
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  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-40081",
    "datePublished": "2025-10-28T11:48:45.392Z",
    "dateReserved": "2025-04-16T07:20:57.161Z",
    "dateUpdated": "2025-10-29T13:20:01.782Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
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  }
}


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