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CVE-2026-98246 Bluetooth: hci_sync: Serialize local codec list cleanup

🗓️ 06 Oct 2026 08:45:15Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 30 Views

Use-after-free in Linux kernel Bluetooth hci_dev_close_sync() during codec list cleanup.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/bluetooth/hci_sync.c"
    ],
    "versions": [
      {
        "version": "626535077ba9dc110787540d1fe24881094c15a1",
        "lessThan": "9f407d52c0d881430d689836d3e7d32aa36f98b5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b938790e70540bf4f2e653dcd74b232494d06c8f",
        "lessThan": "560ed4373c06a58123ecdf9ad5ecaddc87a73382",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b938790e70540bf4f2e653dcd74b232494d06c8f",
        "lessThan": "1ee0c5429dc4a92879bda2554b1bfd4abc6c587c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b938790e70540bf4f2e653dcd74b232494d06c8f",
        "lessThan": "4dc1ae5ff75b17e17ec4b74b11cc4b0099e71e00",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b938790e70540bf4f2e653dcd74b232494d06c8f",
        "lessThan": "1276c2fafd18499769a28f96f45c5a76d6fc990e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b938790e70540bf4f2e653dcd74b232494d06c8f",
        "lessThan": "9a10987a2f160a44a638c9a35994ca6e3089696e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "eea5a8f0c3b7c884d2351e75fbdd0a3d7def5ae1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6.1.57",
        "lessThan": "6.1.189",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.5.7",
        "lessThan": "6.6",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/bluetooth/hci_sync.c"
    ],
    "versions": [
      {
        "version": "6.6",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.6",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.189",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.158",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.112",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.54",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.8",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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