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HighFix available

wifi: mac80211: check S1G action frame size

Type: advisorySources: OSV

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: check S1G action frame size Before checking the action code, check that it even exists in the frame.

Products
Kernel
Affected versions
Not specified
Fixed versions
5.15.133, 6.1.55, 6.5.5
CVEs
CVE-2023-53257
Confirmed fixed CVEs
Not specified
Updated in this feed
7 Nov 2026, 03:24 UTC · Revision 1

Source evidence

wifi: mac80211: check S1G action frame size

core-osv · Original source

Published 15 Sept 2025, 14:46 UTC

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: check S1G action frame size Before checking the action code, check that it even exists in the frame.

osv:CVE-2023-53257

Kernel

Fixed versions: 5.15.133, 6.1.55, 6.5.5

Complete source record
{
  "id": "954ee92b70777a89eb62d0a161eff972a244ba28f8957b3c085bbaaf9509590a",
  "url": "https://osv.dev/vulnerability/CVE-2023-53257",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "wifi: mac80211: check S1G action frame size",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: check S1G action frame size Before checking the action code, check that it even exists in the frame.",
    "evidence": "osv:CVE-2023-53257",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.15.133",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.55",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.5.5",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "CVE-2023-53257",
      "aliases": [
        "CVE-2023-53257"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "f5a4c24e689f54e66201f04d343bdd2e8a1d7923"
                },
                {
                  "fixed": "fedd9377dd9c71a950d432fbe1628eebfbed70a1"
                },
                {
                  "fixed": "7ae7a1378a119780c8c17a6b5fc03011c3bb7029"
                },
                {
                  "fixed": "5e030a2509be72b452b6f4a800786d43229414db"
                },
                {
                  "fixed": "19e4a47ee74718a22e963e8a647c8c3bfe8bb05c"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53257.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.15.0"
                },
                {
                  "fixed": "5.15.133"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "6.1.55"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.2.0"
                },
                {
                  "fixed": "6.5.5"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53257.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:49.367289995Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/19e4a47ee74718a22e963e8a647c8c3bfe8bb05c",
        "https://git.kernel.org/stable/c/5e030a2509be72b452b6f4a800786d43229414db",
        "https://git.kernel.org/stable/c/7ae7a1378a119780c8c17a6b5fc03011c3bb7029",
        "https://git.kernel.org/stable/c/fedd9377dd9c71a950d432fbe1628eebfbed70a1",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53257.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-53257",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53257.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2023-53257",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 517726,
  "published_at": "2025-09-15T14:46:29.009+00:00"
}