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concurrency bug fix

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    CVE-2026-43119: Linux Bluetooth hci_sync Race Fixed with READ_ONCE/WRITE_ONCE

    On May 6, 2026, CVE-2026-43119 was published for a Linux kernel Bluetooth flaw in hci_sync, where unsynchronized reads and writes of hdev->req_status could create a data race across separate kernel workqueues. The fix is small, almost boring: annotate the shared status field with READ_ONCE() and...
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    • bluetooth security concurrency bug fix cve 2026 linux kernel
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    • Forum: Security Alerts
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