CVE-2023-53209 (GCVE-0-2023-53209)
Vulnerability from cvelistv5
Published
2025-09-15 14:21
Modified
2025-09-15 14:21
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211_hwsim: Fix possible NULL dereference In a call to mac80211_hwsim_select_tx_link() the sta pointer might be NULL, thus need to check that it is not NULL before accessing it.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/0cc80943ef518a1c51a1111e9346d1daf11dd545
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a8a20fed3e05b3a6866c5c58855deaf3c217ccd6
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d0124848c7940aba73492e282506b32a13f2e30e
Impacted products
Vendor Product Version
Linux Linux Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/wireless/virtual/mac80211_hwsim.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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          "vendor": "Linux",
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              "versionType": "semver"
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              "version": "6.4.7",
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            },
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              "version": "6.5",
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        }
      ],
      "cpeApplicability": [
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          "nodes": [
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              "negate": false,
              "operator": "OR"
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        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211_hwsim: Fix possible NULL dereference\n\nIn a call to mac80211_hwsim_select_tx_link() the sta pointer might\nbe NULL, thus need to check that it is not NULL before accessing it."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-09-15T14:21:37.415Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
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        },
        {
          "url": "https://git.kernel.org/stable/c/0cc80943ef518a1c51a1111e9346d1daf11dd545"
        }
      ],
      "title": "wifi: mac80211_hwsim: Fix possible NULL dereference",
      "x_generator": {
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  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2023-53209",
    "datePublished": "2025-09-15T14:21:37.415Z",
    "dateReserved": "2025-09-15T13:59:19.068Z",
    "dateUpdated": "2025-09-15T14:21:37.415Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
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  }
}


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