CVE-2022-48834 usb: usbtmc: Fix bug in pipe direction for control transfers

In the Linux kernel, the following vulnerability has been resolved: usb: usbtmc: Fix bug in pipe direction for control transfers The syzbot fuzzer reported a minor bug in the usbtmc driver: usb 5-1: BOGUS control dir, pipe 80001e80 doesn't match bRequestType 0 WARNING: CPU: 0 PID: 3813 at...

CVE-2022-48834

CVE-2022-48834 refers to a Linux kernel issue in the usb: usbtmc driver where usbtmc_ioctl_request incorrectly used usb_rcvctrlpipe() for all transfers (in or out). The fix separates control transfers by direction. The vulnerability impact described is a local issue tied to incorrect control pipe...

CVE-2022-48834

In the Linux kernel, the following vulnerability has been resolved: usb: usbtmc: Fix bug in pipe direction for control transfers The syzbot fuzzer reported a minor bug in the usbtmc driver: usb 5-1: BOGUS control dir, pipe 80001e80 doesn't match bRequestType 0 WARNING: CPU: 0 PID: 3813 at...

kernel: USB: usbtmc: Fix direction for 0-length ioctl control messages

A flaw was found in the Linux kernel’s USB Test and Measurement Class usbtmc driver. The driver did not properly validate the direction bit when handling ioctl calls for control messages with a length of zero. Under these circumstances, an incorrect direction can be submitted, leading to mismatch...

PT-2025-49491

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.3.0-syzkaller-12049-g58390c8ce1bd Description The Linux kernel usbtmc driver had a flaw where it did not check the direction of 0-length ioctl control messages. This could lead to issues when a user submits an...