Bluetooth: hci_sync: hold hdev->lock for hci_conn_params lookups

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Summary

CVECVE-2026-68390
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-08-10 13:20:32 UTC
Updated2026-08-10 13:20:32 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_sync: hold hdev->lock for hci_conn_params lookups hci_conn_params_lookup requires hdev->lock be held, otherwise the list iteration or param access is not safe. Hold hdev->lock for params lookups in hci_sync.

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected c530569adc19b5f0c62955de41f067bad34e3fe0 8d892bec1dd134761cabec6ba23fe315d0f20f98 git Not specified
CNA Linux Linux affected c530569adc19b5f0c62955de41f067bad34e3fe0 c363202ec841df36421ec280eea3d5f94f556143 git Not specified
CNA Linux Linux affected 6.19 Not specified
CNA Linux Linux unaffected 6.19 semver Not specified
CNA Linux Linux unaffected 7.1.6 7.1.* semver Not specified
CNA Linux Linux unaffected 7.2-rc4 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/c363202ec841df36421ec280eea3d5f94f556143 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/8d892bec1dd134761cabec6ba23fe315d0f20f98 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
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