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CVE-2026-80773

HID: huawei: fix missing hid_is_usb() check PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: HID: huawei: fix missing hid_is_usb() check to_usb_interface() can only be used on a hid_device whose parent is really USB; uhid can create devices that identify as being on BUS_USB, but don't actually have a USB parent. Fix the use of to_usb_interface() without a hid_is_usb() check. I have verified that it is currently possible to trigger a kernel splat due to this bug in an ASAN build, and that this commit fixes the issue.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected e93faaca84b73431ccef029b2c8e902e5be83006 before 66805454c01ffefc40d08a962d606cdb73644c5d; affected e93faaca84b73431ccef029b2c8e902e5be83006 before 9acc2463991cdb0856fdbd63fd7178102c1ed73d; affected e93faaca84b73431ccef029b2c8e902e5be83006 before 4cdb6b4b34d7823254f6e1b22faf56c96ac57fb9
Linux / Linuxaffected 7.1; unaffected 0 before 7.1; unaffected 7.1.11 through 7.1.*; unaffected 7.2.1 through 7.2.*; unaffected 7.3 through *

CWE

No CWE identifiers supplied.

References