CVE-2024-57913

/// Technical description

In the Linux kernel, the following vulnerability has been resolved:

usb: gadget: f_fs: Remove WARN_ON in functionfs_bind

This commit addresses an issue related to below kernel panic where

panic_on_warn is enabled. It is caused by the unnecessary use of WARN_ON

in functionsfs_bind, which easily leads to the following scenarios.

1.adb_write in adbd 2. UDC write via configfs

================= =====================

->usb_ffs_open_thread() ->UDC write

->open_functionfs() ->configfs_write_iter()

->adb_open() ->gadget_dev_desc_UDC_store()

->adb_write() ->usb_gadget_register_driver_owner

->driver_register()

->StartMonitor() ->bus_add_driver()

->adb_read() ->gadget_bind_driver()

<times-out without BIND event> ->configfs_composite_bind()

->usb_add_function(

/// Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

/// References