CVE-2026-63896 usb: gadget: composite: fix integer underflow in WebUSB GET_URL handling

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: composite: fix integer underflow in WebUSB GETURL handling The WebUSB GETURL handler in compositesetup narrows landingpagelength to fit the host-supplied wLength using landingpagelength = wlength -...

PT-2026-61213

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An integer underflow exists in the WebUSB GET URL handler within the composite setup function. When the host-supplied wLength is smaller than the WEBUSB URL DESCRIPTOR HEADER LENGTH, an...