CVE-2026-93063

Full vulnerability record from the local CVENow database.
Description

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mei: check SAP message length before reading it Verify the SAP message size is not larger than the local buffer before reading the message to avoid buffer overflow.
Severity
HIGH
CVSS score
8.4 (v3.1)
Vulnerability status
Received
Source identifier
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Published
2026-09-17 17:18:00.013000
Last modified
2026-10-19 10:16:56.153000
View original CVE JSON
{
  "id": "CVE-2026-93063",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2026-09-17T17:18:00.013",
  "lastModified": "2026-10-19T10:16:56.153",
  "vulnStatus": "Received",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: iwlwifi: mei: check SAP message length before reading it\n\nVerify the SAP message size is not larger than the local buffer before\nreading the message to avoid buffer overflow."
    }
  ],
  "affected": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "affectedData": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "programFiles": [
            "drivers/net/wireless/intel/iwlwifi/mei/main.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "versions": [
            {
              "version": "a29e442ee110aafdf7785fac6de44b22d3da43db",
              "lessThan": "a4034f1cc8a422cefc519290d8e6cfb7ff773586",
              "versionType": "git",
              "status": "affected"
            },
            {
              "version": "bcd68b3dbe78b7b0f7b6b55162cf1eff1e7fff9e",
              "lessThan": "b90ebae632318dc2e5cd4ac96e454ec50f705579",
              "versionType": "git",
              "status": "affected"
            },
            {
              "version": "bcd68b3dbe78b7b0f7b6b55162cf1eff1e7fff9e",
              "lessThan": "9c6bea89a16815688a5240dd4a74c922a92fcdc3",
              "versionType": "git",
              "status": "affected"
            },
            {
              "version": "bcd68b3dbe78b7b0f7b6b55162cf1eff1e7fff9e",
              "lessThan": "242125bbf19a2974d22f3d5025c9c14c0a4aea58",
              "versionType": "git",
              "status": "affected"
            },
            {
              "version": "bcd68b3dbe78b7b0f7b6b55162cf1eff1e7fff9e",
              "lessThan": "f7f770d12e6e928006f89a59291074e5fea82886",
              "versionType": "git",
              "status": "affected"
            },
            {
              "version": "bcd68b3dbe78b7b0f7b6b55162cf1eff1e7fff9e",
              "lessThan": "7d8cc301bcba233f31b589a45f4c1c97f2bb90d6",
              "versionType": "git",
              "status": "affected"
            },
            {
              "version": "9f71cebcac2148e68d0d67f113d0f9aabfcc7a2a",
              "versionType": "git",
              "status": "affected"
            },
            {
              "version": "6.1.2",
              "lessThan": "6.1.188",
              "versionType": "semver",
              "status": "affected"
            },
            {
              "version": "6.0.16",
              "lessThan": "6.1",
              "versionType": "semver",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "programFiles": [
            "drivers/net/wireless/intel/iwlwifi/mei/main.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "versions": [
            {
              "version": "6.2",
              "status": "affected"
            },
            {
              "version": "0",
              "lessThan": "6.2",
              "versionType": "semver",
              "status": "unaffected"
            },
            {
              "version": "6.1.188",
              "lessThanOrEqual": "6.1.*",
              "versionType": "semver",
              "status": "unaffected"
            },
            {
              "version": "6.6.157",
              "lessThanOrEqual": "6.6.*",
              "versionType": "semver",
              "status": "unaffected"
            },
            {
              "version": "6.12.110",
              "lessThanOrEqual": "6.12.*",
              "versionType": "semver",
              "status": "unaffected"
            },
            {
              "version": "6.18.52",
              "lessThanOrEqual": "6.18.*",
              "versionType": "semver",
              "status": "unaffected"
            },
            {
              "version": "7.2.6",
              "lessThanOrEqual": "7.2.*",
              "versionType": "semver",
              "status": "unaffected"
            },
            {
              "version": "7.3",
              "lessThanOrEqual": "*",
              "versionType": "original_commit_for_fix",
              "status": "unaffected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "baseScore": 8.4,
          "baseSeverity": "HIGH",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 2.5,
        "impactScore": 5.9
      }
    ]
  },
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/242125bbf19a2974d22f3d5025c9c14c0a4aea58",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/7d8cc301bcba233f31b589a45f4c1c97f2bb90d6",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/9c6bea89a16815688a5240dd4a74c922a92fcdc3",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/a4034f1cc8a422cefc519290d8e6cfb7ff773586",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/b90ebae632318dc2e5cd4ac96e454ec50f705579",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/f7f770d12e6e928006f89a59291074e5fea82886",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ]
}