CVE-2026-64237 (GCVE-0-2026-64237)

Vulnerability from cvelistv5 – Published: 2026-07-24 15:27 – Updated: 2026-07-27 04:37
VLAI
Title
Input: elan_i2c - validate firmware size before use
Summary
In the Linux kernel, the following vulnerability has been resolved: Input: elan_i2c - validate firmware size before use Ensure that the firmware file is large enough to contain the expected number of pages and the signature (which resides at the end of the firmware blob) before accessing them to prevent potential out-of-bounds reads.
Severity
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: bb03bf3f8427a38112819061fc8688999ba02f67 , < 47b52b98edfe34d0249e72f815215ef24311c3a3 (git)
Affected: bb03bf3f8427a38112819061fc8688999ba02f67 , < c2c3b33b3c0bf2c9427c0926817ef5ffac50de6f (git)
Affected: bb03bf3f8427a38112819061fc8688999ba02f67 , < 331d49b4e1c9efe4479bbd22922dfcdd8c64be7b (git)
Affected: bb03bf3f8427a38112819061fc8688999ba02f67 , < 48b0aa9c08a3ac8e0c0345b7ca581f552324e460 (git)
Affected: bb03bf3f8427a38112819061fc8688999ba02f67 , < 3b37190ad3ded3a15fb1dbfc4f26df520a3e59bb (git)
Affected: bb03bf3f8427a38112819061fc8688999ba02f67 , < bf769358419e00344c1b16fa034d058f563d46a1 (git)
Affected: bb03bf3f8427a38112819061fc8688999ba02f67 , < d97baee9590edf303b3eca432e61de9320834fe1 (git)
Affected: bb03bf3f8427a38112819061fc8688999ba02f67 , < 76b0d0baa9ae9c60e726bbe1b6ff0bec2c993634 (git)
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Linux Linux Affected: 4.0
Unaffected: 0 , < 4.0 (semver)
Unaffected: 5.10.259 , ≤ 5.10.* (semver)
Unaffected: 5.15.210 , ≤ 5.15.* (semver)
Unaffected: 6.1.176 , ≤ 6.1.* (semver)
Unaffected: 6.6.143 , ≤ 6.6.* (semver)
Unaffected: 6.12.93 , ≤ 6.12.* (semver)
Unaffected: 6.18.35 , ≤ 6.18.* (semver)
Unaffected: 7.0.12 , ≤ 7.0.* (semver)
Unaffected: 7.1 , ≤ * (original_commit_for_fix)
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{
  "containers": {
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          "product": "Linux",
          "programFiles": [
            "drivers/input/mouse/elan_i2c_core.c"
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              "version": "0",
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              "versionType": "semver"
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              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.210",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.176",
              "versionType": "semver"
            },
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              "status": "unaffected",
              "version": "6.6.143",
              "versionType": "semver"
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      "cpeApplicability": [
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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\nInput: elan_i2c - validate firmware size before use\n\nEnsure that the firmware file is large enough to contain the expected\nnumber of pages and the signature (which resides at the end of the\nfirmware blob) before accessing them to prevent potential out-of-bounds\nreads."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-07-27T04:37:26.944Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
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          "url": "https://git.kernel.org/stable/c/331d49b4e1c9efe4479bbd22922dfcdd8c64be7b"
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      "title": "Input: elan_i2c - validate firmware size before use",
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  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-64237",
    "datePublished": "2026-07-24T15:27:41.937Z",
    "dateReserved": "2026-07-19T15:36:31.771Z",
    "dateUpdated": "2026-07-27T04:37:26.944Z",
    "state": "PUBLISHED"
  },
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  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
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      "cve": "CVE-2026-64237",
      "date": "2026-07-27",
      "epss": "0.00165",
      "percentile": "0.06097"
    },
    "microsoft_vex": {
      "current_release_date": "2026-07-26T01:01:37.000Z",
      "cve": "CVE-2026-64237",
      "id": "msrc_CVE-2026-64237",
      "initial_release_date": "2026-07-26T01:01:37.000Z",
      "product_status:under_investigation": "1",
      "source": "Microsoft CSAF VEX",
      "status": "final",
      "title": "Input: elan_i2c - validate firmware size before use",
      "url": "https://msrc.microsoft.com/csaf/vex/2026/msrc_cve-2026-64237.json",
      "version": "1"
    },
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  }
}



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Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.