CVE-2022-50374 Bluetooth: hci_{ldisc,serdev}: check percpu_init_rwsem() failure

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcildisc,serdev: check percpuinitrwsem failure syzbot is reporting NULL pointer dereference at hciuartttyclose 1, for rcusyncenter is called without rcusyncinit due to hciuartttyopen ignoring percpuinitrwsem failure...

PT-2022-30137

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.15.33 Description The issue is related to the Bluetooth functionality in the Linux Kernel, specifically with the hci serdev component. It involves a potential security risk due to the order of operations, wher...

PT-2022-29516

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.17.2 Description The issue is related to the Bluetooth functionality in the Linux Kernel, specifically with the hci serdev component. It involves a potential security risk due to the order of operations, where...

PT-2022-30630

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v4.19.238 Description The issue is related to the Bluetooth functionality in the Linux Kernel, specifically with the hci serdev component. It involves a potential security risk due to the order of operations, whe...

PT-2022-29826

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.16.19 Description The issue is related to a potential security vulnerability in the Linux Kernel. It involves the hci serdev component, where the init rwsem function is not called before p-open. The actual...