In the Linux kernel, the following vulnerability has been resolved:
Bluetooth: hcisync: hold hdev->lock for hciconn_params lookups
hciconnparams_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.
{
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/68xxx/CVE-2026-68390.json",
"cna_assigner": "Linux"
}