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CVE-2026-68393 Bluetooth: hci_sync: extend conn_hash lookup critical sections

🗓️ 10 Aug 2026 12:04:12Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 3 Views

Fix Bluetooth hci_sync: extend conn_hash critical section for lookup and use; add rcu_read_lock and protect accept_list with device lock.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-68393
10 Aug 202612:04
cve
debiancve
Debian CVE
CVE-2026-68393
10 Aug 202612:04
debiancve
euvd
EUVD
EUVD-2026-55579
10 Aug 202612:04
euvd
nvd
NVD
CVE-2026-68393
10 Aug 202613:20
nvd
osv
OSV
DEBIAN-CVE-2026-68393
10 Aug 202615:47
osv
[
  {
    "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": "6d0417e4e1cf66fd917f06f0454958362714ef7d",
        "lessThan": "83b7e67698d0b93f685875ce82c8d335436834f7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6d0417e4e1cf66fd917f06f0454958362714ef7d",
        "lessThan": "38326774df6198df0cc2744cc73bf77cb741c538",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6d0417e4e1cf66fd917f06f0454958362714ef7d",
        "lessThan": "d5efd6e4b8b0634af6843178fe1a7dd2b2178a3d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "eb8b860e87b296bd1874c79a668081efd00f9754",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "94bf6380e936339a700c0b3171a49baf512aa70b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6.12.28",
        "lessThan": "6.13",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.14.6",
        "lessThan": "6.15",
        "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": "6.15",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.15",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.42",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.6",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2-rc4",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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