Vulnerability-Lookup

GHSA-XPF7-VHXR-QR93

Vulnerability from github – Published: 2026-08-10 15:33 – Updated: 2026-08-10 15:33

Details

In the Linux kernel, the following vulnerability has been resolved:

wifi: cfg80211: Fix an error handling path in cfg80211_wext_siwscan()

If the test against IEEE80211_MAX_SSID_LEN fails, then 'creq' leaks. Use the existing error handling path to fix it.

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-68412"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-10T13:20:34Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: cfg80211: Fix an error handling path in cfg80211_wext_siwscan()\n\nIf the test against IEEE80211_MAX_SSID_LEN fails, then \u0027creq\u0027 leaks.\nUse the existing error handling path to fix it.",
  "id": "GHSA-xpf7-vhxr-qr93",
  "modified": "2026-08-10T15:33:50Z",
  "published": "2026-08-10T15:33:50Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-68412"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/99d2e850c643e2c70fa165b722a1ad28347a8b3a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/c6659f66d4ee4841aafae5659d2ef5e4c5c63cb6"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e67dc2b8d5ac4bb804000b6732768a9ae678912f"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2026-68412 (GCVE-0-2026-68412)

Vulnerability from cvelistv5 – Published: 2026-08-10 12:04 – Updated: 2026-08-17 05:05

Title

wifi: cfg80211: Fix an error handling path in cfg80211_wext_siwscan()

Summary

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: Fix an error handling path in cfg80211_wext_siwscan() If the test against IEEE80211_MAX_SSID_LEN fails, then 'creq' leaks. Use the existing error handling path to fix it.

Severity

No CVSS data available.

Assigner

Linux mitre root

References

3 references

URL	Tags
https://git.kernel.org/stable/c/e67dc2b8d5ac4bb80…
https://git.kernel.org/stable/c/99d2e850c643e2c70…
https://git.kernel.org/stable/c/c6659f66d4ee4841a…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: 2a5193119269062608582418deba7af82844159a , < e67dc2b8d5ac4bb804000b6732768a9ae678912f (git) Affected: 2a5193119269062608582418deba7af82844159a , < 99d2e850c643e2c70fa165b722a1ad28347a8b3a (git) Affected: 2a5193119269062608582418deba7af82844159a , < c6659f66d4ee4841aafae5659d2ef5e4c5c63cb6 (git)
Linux	Linux	Affected: 2.6.30 Unaffected: 0 , < 2.6.30 (semver) Unaffected: 6.18.42 , ≤ 6.18.* (semver) Unaffected: 7.1.6 , ≤ 7.1.* (semver) Unaffected: 7.2 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "net/wireless/scan.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "e67dc2b8d5ac4bb804000b6732768a9ae678912f",
              "status": "affected",
              "version": "2a5193119269062608582418deba7af82844159a",
              "versionType": "git"
            },
            {
              "lessThan": "99d2e850c643e2c70fa165b722a1ad28347a8b3a",
              "status": "affected",
              "version": "2a5193119269062608582418deba7af82844159a",
              "versionType": "git"
            },
            {
              "lessThan": "c6659f66d4ee4841aafae5659d2ef5e4c5c63cb6",
              "status": "affected",
              "version": "2a5193119269062608582418deba7af82844159a",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "net/wireless/scan.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "2.6.30"
            },
            {
              "lessThan": "2.6.30",
              "status": "unaffected",
              "version": "0",
              "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": "6.18.42",
                  "versionStartIncluding": "2.6.30",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.1.6",
                  "versionStartIncluding": "2.6.30",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.2",
                  "versionStartIncluding": "2.6.30",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: cfg80211: Fix an error handling path in cfg80211_wext_siwscan()\n\nIf the test against IEEE80211_MAX_SSID_LEN fails, then \u0027creq\u0027 leaks.\nUse the existing error handling path to fix it."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-17T05:05:03.099Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/e67dc2b8d5ac4bb804000b6732768a9ae678912f"
        },
        {
          "url": "https://git.kernel.org/stable/c/99d2e850c643e2c70fa165b722a1ad28347a8b3a"
        },
        {
          "url": "https://git.kernel.org/stable/c/c6659f66d4ee4841aafae5659d2ef5e4c5c63cb6"
        }
      ],
      "title": "wifi: cfg80211: Fix an error handling path in cfg80211_wext_siwscan()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-68412",
    "datePublished": "2026-08-10T12:04:32.486Z",
    "dateReserved": "2026-07-30T09:28:09.391Z",
    "dateUpdated": "2026-08-17T05:05:03.099Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.

Action not permitted

GHSA-XPF7-VHXR-QR93

CVE-2026-68412 (GCVE-0-2026-68412)

Tags

Sightings

Nomenclature