CVE-2026-31401 - HID: bpf: prevent buffer overflow in hid_hw_request

CVE-2026-31401 - HID: bpf: prevent buffer overflow in hid_hw_request

https://cvefeed.io/rssfeed/latest.atom / Fri, 04/03/2026 - 21:10
CVE ID :CVE-2026-31401
Published : April 3, 2026, 4:16 p.m. | 2 hours, 50 minutes ago
Description :In the Linux kernel, the following vulnerability has been resolved: HID: bpf: prevent buffer overflow in hid_hw_request right now the returned value is considered to be always valid. However, when playing with HID-BPF, the return value can be arbitrary big, because it's the return value of dispatch_hid_bpf_raw_requests(), which calls the struct_ops and we have no guarantees that the value makes sense.
Severity: 0.0 | NA
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