CVE-2026-93797 (GCVE-0-2026-93797)
Vulnerability from cvelistv5
Published
2026-09-24 16:02
Modified
2026-10-03 10:57
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: fix an off-by-1 boundary check Before looking at the 11th byte, check the length is big enough.
References
Impacted products
Vendor Product Version
Linux Linux Version: 4f58121dc40a1d5dd2f630a5ec4dac5afa1ce3f4
Version: 4f58121dc40a1d5dd2f630a5ec4dac5afa1ce3f4
Version: 4f58121dc40a1d5dd2f630a5ec4dac5afa1ce3f4
Version: 4f58121dc40a1d5dd2f630a5ec4dac5afa1ce3f4
Version: 4f58121dc40a1d5dd2f630a5ec4dac5afa1ce3f4
Version: 4f58121dc40a1d5dd2f630a5ec4dac5afa1ce3f4
Version: 4f58121dc40a1d5dd2f630a5ec4dac5afa1ce3f4
 Create a notification for this product.
Show details on NVD website

To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "2c8c06c59ed72a42e4d32e222542b582b4911459",
              "status": "affected",
              "version": "4f58121dc40a1d5dd2f630a5ec4dac5afa1ce3f4",
              "versionType": "git"
            },
            {
              "lessThan": "23d3fddddd2bcedb4fd6cec5bef16b1fbb563019",
              "status": "affected",
              "version": "4f58121dc40a1d5dd2f630a5ec4dac5afa1ce3f4",
              "versionType": "git"
            },
            {
              "lessThan": "45fcdbae679861b90f08964a0c3e9eead3bacd6f",
              "status": "affected",
              "version": "4f58121dc40a1d5dd2f630a5ec4dac5afa1ce3f4",
              "versionType": "git"
            },
            {
              "lessThan": "7a2d4efea2c41b49db90907c8b6f37f8b63a9f50",
              "status": "affected",
              "version": "4f58121dc40a1d5dd2f630a5ec4dac5afa1ce3f4",
              "versionType": "git"
            },
            {
              "lessThan": "1e3b72c9b63288a5f204e2c8f38eae01515d7dc5",
              "status": "affected",
              "version": "4f58121dc40a1d5dd2f630a5ec4dac5afa1ce3f4",
              "versionType": "git"
            },
            {
              "lessThan": "4d60332387336088e66cc8f1e71e516b6b872ef9",
              "status": "affected",
              "version": "4f58121dc40a1d5dd2f630a5ec4dac5afa1ce3f4",
              "versionType": "git"
            },
            {
              "lessThan": "d77aff138c9ec6c8562f4c2c9f262d3d9c4b4cb8",
              "status": "affected",
              "version": "4f58121dc40a1d5dd2f630a5ec4dac5afa1ce3f4",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.4"
            },
            {
              "lessThan": "5.4",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.271",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.222",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.189",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.158",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.111",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.53",
              "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": "5.10.271",
                  "versionStartIncluding": "5.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.222",
                  "versionStartIncluding": "5.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.189",
                  "versionStartIncluding": "5.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6.158",
                  "versionStartIncluding": "5.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.111",
                  "versionStartIncluding": "5.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18.53",
                  "versionStartIncluding": "5.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.2",
                  "versionStartIncluding": "5.4",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: iwlwifi: mvm: fix an off-by-1 boundary check\n\nBefore looking at the 11th byte, check the length is big enough."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-03T10:57:31.431Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/2c8c06c59ed72a42e4d32e222542b582b4911459"
        },
        {
          "url": "https://git.kernel.org/stable/c/23d3fddddd2bcedb4fd6cec5bef16b1fbb563019"
        },
        {
          "url": "https://git.kernel.org/stable/c/45fcdbae679861b90f08964a0c3e9eead3bacd6f"
        },
        {
          "url": "https://git.kernel.org/stable/c/7a2d4efea2c41b49db90907c8b6f37f8b63a9f50"
        },
        {
          "url": "https://git.kernel.org/stable/c/1e3b72c9b63288a5f204e2c8f38eae01515d7dc5"
        },
        {
          "url": "https://git.kernel.org/stable/c/4d60332387336088e66cc8f1e71e516b6b872ef9"
        },
        {
          "url": "https://git.kernel.org/stable/c/d77aff138c9ec6c8562f4c2c9f262d3d9c4b4cb8"
        }
      ],
      "title": "wifi: iwlwifi: mvm: fix an off-by-1 boundary check",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-93797",
    "datePublished": "2026-09-24T16:02:30.333Z",
    "dateReserved": "2026-09-18T17:59:28.789Z",
    "dateUpdated": "2026-10-03T10:57:31.431Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.