Linux Kernel Security Vulnerabilities

The Linux kernel version 4.18 contains security vulnerabilities. These vulnerabilities arise from the lack of cancellation of the wake-up process when a device is removed. Additionally, remote wake-up requests may re-trigger this process after it has been canceled, leading to reuse after release...

CVE-2026-68334

In the Linux kernel, the following vulnerability has been resolved: rxrpc: fix iothread race in rxrpcwakeupiothread rxrpcwakeupiothread checks local-iothread before waking it, but then reloads the pointer for wakeupprocess. local-iothread is cleared with WRITEONCE when the I/O thread exits, so th...

CVE-2026-68334

CVE-2026-68334 concerns the Linux kernel rxrpc subsystem. The issue arises in rxrpc_wake_up_io_thread(), which checks local->io_thread before waking it but then reloads the pointer for wake_up_process(), allowing a race because local->io_thread can be cleared by WRITE_ONCE() when the I/O th...

CVE-2026-68334 rxrpc: fix io_thread race in rxrpc_wake_up_io_thread()

In the Linux kernel, the following vulnerability has been resolved: rxrpc: fix iothread race in rxrpcwakeupiothread rxrpcwakeupiothread checks local-iothread before waking it, but then reloads the pointer for wakeupprocess. local-iothread is cleared with WRITEONCE when the I/O thread exits, so th...