CVE-2026-68406 (GCVE-0-2026-68406)
Vulnerability from cvelistv5
Published
2026-08-10 12:04
Modified
2026-08-19 16:34
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: validate PMSR FTM preamble range PMSR FTM request parsing accepts preamble values outside the enumerated nl80211 preamble range. Reject out-of-range values before using them in the parser capability bit test using the policy. [drop unnecessary check]
Impacted products
Vendor Product Version
Linux Linux Version: 9bb7e0f24e7e7d00daa1219b14539e2e602649b2
Version: 9bb7e0f24e7e7d00daa1219b14539e2e602649b2
Version: 9bb7e0f24e7e7d00daa1219b14539e2e602649b2
Version: 9bb7e0f24e7e7d00daa1219b14539e2e602649b2
Version: 9bb7e0f24e7e7d00daa1219b14539e2e602649b2
Version: 9bb7e0f24e7e7d00daa1219b14539e2e602649b2
Version: 9bb7e0f24e7e7d00daa1219b14539e2e602649b2
Version: 9bb7e0f24e7e7d00daa1219b14539e2e602649b2
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "net/wireless/nl80211.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "73ada9f23c2c7fac74474ea2a38ceb265bae17f1",
              "status": "affected",
              "version": "9bb7e0f24e7e7d00daa1219b14539e2e602649b2",
              "versionType": "git"
            },
            {
              "lessThan": "2b97fa1bce7731f6a244f3d4407c61858f09b93f",
              "status": "affected",
              "version": "9bb7e0f24e7e7d00daa1219b14539e2e602649b2",
              "versionType": "git"
            },
            {
              "lessThan": "9b33f260db3971f572dda0b45dd28d477cf51ed1",
              "status": "affected",
              "version": "9bb7e0f24e7e7d00daa1219b14539e2e602649b2",
              "versionType": "git"
            },
            {
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              "versionType": "git"
            },
            {
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            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "net/wireless/nl80211.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.0"
            },
            {
              "lessThan": "5.0",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.265",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.216",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.183",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.148",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.101",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.42",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.1.*",
              "status": "unaffected",
              "version": "7.1.6",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.2",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.10.265",
                  "versionStartIncluding": "5.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.216",
                  "versionStartIncluding": "5.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.183",
                  "versionStartIncluding": "5.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6.148",
                  "versionStartIncluding": "5.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.101",
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                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18.42",
                  "versionStartIncluding": "5.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.1.6",
                  "versionStartIncluding": "5.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.2",
                  "versionStartIncluding": "5.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: cfg80211: validate PMSR FTM preamble range\n\nPMSR FTM request parsing accepts preamble values outside the\nenumerated nl80211 preamble range.\n\nReject out-of-range values before using them in the parser capability\nbit test using the policy.\n\n[drop unnecessary check]"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-19T16:34:59.823Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/73ada9f23c2c7fac74474ea2a38ceb265bae17f1"
        },
        {
          "url": "https://git.kernel.org/stable/c/2b97fa1bce7731f6a244f3d4407c61858f09b93f"
        },
        {
          "url": "https://git.kernel.org/stable/c/9b33f260db3971f572dda0b45dd28d477cf51ed1"
        },
        {
          "url": "https://git.kernel.org/stable/c/44ea65d779e2d23b2264fea6af2d0c666a3ec9fb"
        },
        {
          "url": "https://git.kernel.org/stable/c/922d71fbaf99c1d5318151a0cb0a42ad448d07d9"
        },
        {
          "url": "https://git.kernel.org/stable/c/cfbda103aeae61071a122a6fc2bfe98cffbd7165"
        },
        {
          "url": "https://git.kernel.org/stable/c/58320cb47df2accc7a20bb72c0150280732fa58f"
        },
        {
          "url": "https://git.kernel.org/stable/c/36230936468f0ba4930e94aef496fc229d4bb951"
        }
      ],
      "title": "wifi: cfg80211: validate PMSR FTM preamble range",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-68406",
    "datePublished": "2026-08-10T12:04:26.251Z",
    "dateReserved": "2026-07-30T09:28:09.390Z",
    "dateUpdated": "2026-08-19T16:34:59.823Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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