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CVE-2025-39982

🗓️ 15 Oct 2025 07:56:02Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 13 Views

Resolved use after free in hci_acl_create_conn_sync for pending Bluetooth connections in the Linux kernel.

Related
Detection
Affected
Refs
Vulners
CNA
Node
linuxlinux_kernelRange5.186.1.155
OR
linuxlinux_kernelRange6.2.06.6.109
OR
linuxlinux_kernelRange6.7.06.12.50
OR
linuxlinux_kernelRange6.13.06.16.10
OR
linuxlinux_kernelRange6.17.0
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "include/net/bluetooth/hci_core.h",
      "net/bluetooth/hci_event.c"
    ],
    "versions": [
      {
        "version": "aef2aa4fa98e18ea5d9345bf777ee698c8598728",
        "lessThan": "6243bda271a628c48875e3e473206e7f584892ce",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "aef2aa4fa98e18ea5d9345bf777ee698c8598728",
        "lessThan": "bcce99f613163a43de24674b717e7a6c135fc879",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "aef2aa4fa98e18ea5d9345bf777ee698c8598728",
        "lessThan": "484c7d571a3d1b3fd298fa691b660438c4548a53",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "aef2aa4fa98e18ea5d9345bf777ee698c8598728",
        "lessThan": "a78fd4fc5694ecb3b97deb2ad9eaebd67b4d2b08",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "aef2aa4fa98e18ea5d9345bf777ee698c8598728",
        "lessThan": "9e622804d57e2d08f0271200606bd1270f75126f",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "include/net/bluetooth/hci_core.h",
      "net/bluetooth/hci_event.c"
    ],
    "versions": [
      {
        "version": "5.18",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.18",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.155",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.109",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.50",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.16.10",
        "lessThanOrEqual": "6.16.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.17",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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11 May 2026 21:40Current
6.2Medium risk
Vulners AI Score6.2
EPSS0.00047
13