{
  "threat_severity" : "Low",
  "public_date" : "2024-07-29T00:00:00Z",
  "bugzilla" : {
    "description" : "kernel: Bluetooth: hci_core: cancel all works upon hci_unregister_dev()",
    "id" : "2300438",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=2300438"
  },
  "cvss3" : {
    "cvss3_base_score" : "5.5",
    "cvss3_scoring_vector" : "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
    "status" : "verified"
  },
  "cwe" : "CWE-833",
  "details" : [ "In the Linux kernel, the following vulnerability has been resolved:\nBluetooth: hci_core: cancel all works upon hci_unregister_dev()\nsyzbot is reporting that calling hci_release_dev() from hci_error_reset()\ndue to hci_dev_put() from hci_error_reset() can cause deadlock at\ndestroy_workqueue(), for hci_error_reset() is called from\nhdev->req_workqueue which destroy_workqueue() needs to flush.\nWe need to make sure that hdev->{rx_work,cmd_work,tx_work} which are\nqueued into hdev->workqueue and hdev->{power_on,error_reset} which are\nqueued into hdev->req_workqueue are no longer running by the moment\ndestroy_workqueue(hdev->workqueue);\ndestroy_workqueue(hdev->req_workqueue);\nare called from hci_release_dev().\nCall cancel_work_sync() on these work items from hci_unregister_dev()\nas soon as hdev->list is removed from hci_dev_list." ],
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2024-11-12T00:00:00Z",
    "advisory" : "RHSA-2024:9315",
    "cpe" : "cpe:/a:redhat:enterprise_linux:9",
    "package" : "kernel-0:5.14.0-503.11.1.el9_5"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2024-11-12T00:00:00Z",
    "advisory" : "RHSA-2024:9315",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9",
    "package" : "kernel-0:5.14.0-503.11.1.el9_5"
  } ],
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Out of support scope",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Out of support scope",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Out of support scope",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "fix_state" : "Fix deferred",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "fix_state" : "Fix deferred",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "fix_state" : "Affected",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2024-41063\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-41063\nhttps://lore.kernel.org/linux-cve-announce/2024072906-CVE-2024-41063-b9bd@gregkh/T" ],
  "name" : "CVE-2024-41063",
  "csaw" : false
}