Vulnerabilities > CVE-2022-49389 - Unspecified vulnerability in Linux Kernel
Attack vector
LOCAL Attack complexity
LOW Privileges required
LOW Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
In the Linux kernel, the following vulnerability has been resolved: usb: usbip: fix a refcount leak in stub_probe() usb_get_dev() is called in stub_device_alloc(). When stub_probe() fails after that, usb_put_dev() needs to be called to release the reference. Fix this by moving usb_put_dev() to sdev_free error path handling. Find this by code review.
Vulnerable Configurations
References
- https://git.kernel.org/stable/c/11c65408bd0ba1d9cd1307caa38169292de9cdfb
- https://git.kernel.org/stable/c/247d3809e45a34d9e1a3a2bb7012e31ed8b46031
- https://git.kernel.org/stable/c/2f0ae93ec33c8456cdfbf7876b80403a6318ebce
- https://git.kernel.org/stable/c/51422046be504515eb5a591adf0f424b62f46804
- https://git.kernel.org/stable/c/6bafee2f18af5e5ac125e42960bc65496d0e56a0
- https://git.kernel.org/stable/c/8afb048800919d0ab10c57983940eba956339f21
- https://git.kernel.org/stable/c/9ec4cbf1cc55d126759051acfe328d489c5d6e60
- https://git.kernel.org/stable/c/bcbb795a9e78180d74c6ab21518da87e803dfdce
- https://git.kernel.org/stable/c/f20d2d3b3364ce6525c050a8b6b4c54c8c19674d