The vulnerability of the f_audio_out_ep_complete() function in the drivers/usb/gadget/function/f_uac1_legacy.c file of the Linux operating system’s gadget driver framework allows a perpetrator to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the faudiooutepcomplete function in the drivers/usb/gadget/function/fuac1legacy.c file of the Linux operating system’s device drivers is related to writing beyond buffer boundaries. Exploiting this vulnerability could allow an attacker to compromise the confidentiality,...

SUSE CVE-2026-31720

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fuac1legacy: validate control request size faudiocomplete copies req-length bytes into a 4-byte stack variable: u32 data = 0; memcpy&data, req-buf, req-length; req-length is derived from the host-controlled USB reque...

EUVD-2026-26533

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fuac1legacy: validate control request size faudiocomplete copies req-length bytes into a 4-byte stack variable: u32 data = 0; memcpy&data, req-buf, req-length; req-length is derived from the host-controlled USB reque...

CVE-2026-31720 usb: gadget: f_uac1_legacy: validate control request size

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fuac1legacy: validate control request size faudiocomplete copies req-length bytes into a 4-byte stack variable: u32 data = 0; memcpy&data, req-buf, req-length; req-length is derived from the host-controlled USB reque...

CVE-2026-31720

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fuac1legacy: validate control request size faudiocomplete copies req-length bytes into a 4-byte stack variable: u32 data = 0; memcpy, req-buf, req-length; req-length is derived from the host-controlled USB request...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from insufficient control of request size verification in fuac1legacy. This vulnerability may lead to...