{
  "cveId": "CVE-2022-49968",
  "url": "https://patchblox.com/security/cve/CVE-2022-49968",
  "summary": "CVE-2022-49968 is fixed in linux on 1 platform, first by DEBIAN-CVE-2022-49968, released June 18, 2025. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  ieee802154/adf7242: defer destroy_workqueue call...",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  ieee802154/adf7242: defer destroy_workqueue call  There is a possible race condition (use-after-free) like below    (FREE)                     |  (USE)   adf7242_remove             |  adf7242_channel    cancel_delayed_work_sync  |     destroy_workqueue (1)    |   adf7242_cmd_rx                              |    mod_delayed_work (2)                              |  The root cause for this race is that the upper layer (ieee802154) is unaware of this detaching event and the function adf7242_channel can be called without any checks.  To fix this, we can add a flag write at the beginning of adf7242_remove and add flag check in adf7242_channel. Or we can just defer the destructive operation like other commit 3e0588c291d6 (\u0022hamradio: defer ax25 kfree after unregister_netdev\u0022) which let the ieee802154_unregister_hw() to handle the synchronization. This patch takes the second option.  runs\u0022)",
  "published": "2025-06-18T11:15:24Z",
  "severity": "medium",
  "cvss": 4.7,
  "cvssVector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H",
  "epss": 0.00226,
  "epssPercentile": 0.13414,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "6.0.2-1",
      "fix": "DEBIAN-CVE-2022-49968",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-49968",
      "released": "2025-06-18T11:15:24Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "6.0.2-1",
      "fix": "DEBIAN-CVE-2022-49968",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-49968",
      "released": "2025-06-18T11:15:24Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "6.0.2-1",
      "fix": "DEBIAN-CVE-2022-49968",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-49968",
      "released": "2025-06-18T11:15:24Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T13:06:02Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}