ghsa-hg4j-jx55-3m9p
Vulnerability from github
Published
2025-10-22 15:31
Modified
2025-10-22 15:31
Details

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

wifi: ath12k: Fix a NULL pointer dereference in ath12k_mac_op_hw_scan()

In ath12k_mac_op_hw_scan(), the return value of kzalloc() is directly used in memcpy(), which may lead to a NULL pointer dereference on failure of kzalloc().

Fix this bug by adding a check of arg.extraie.ptr.

Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0-03427-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1.15378.4

Show details on source website


{
  "affected": [],
  "aliases": [
    "CVE-2023-53721"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-10-22T14:15:46Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath12k: Fix a NULL pointer dereference in ath12k_mac_op_hw_scan()\n\nIn ath12k_mac_op_hw_scan(), the return value of kzalloc() is directly\nused in memcpy(), which may lead to a NULL pointer dereference on\nfailure of kzalloc().\n\nFix this bug by adding a check of arg.extraie.ptr.\n\nTested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0-03427-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1.15378.4",
  "id": "GHSA-hg4j-jx55-3m9p",
  "modified": "2025-10-22T15:31:11Z",
  "published": "2025-10-22T15:31:11Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-53721"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5a263df398b581189fe632b4ab8440f3dd76c251"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/8ad314da54c6dd223a6b6cc85019160aa842f659"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}


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