From: Benjamin Tissoires <bentiss@kernel.org>
To: jikos@kernel.org, Kwok Kin Ming <kenkinming2002@gmail.com>
Cc: linux-input@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] HID: i2c-hid: fix potential buffer overflow in i2c_hid_get_report()
Date: Wed, 07 Jan 2026 18:36:41 +0100 [thread overview]
Message-ID: <176780740132.3457665.6740398736314208799.b4-ty@kernel.org> (raw)
In-Reply-To: <20251231181830.232239-1-kenkinming2002@gmail.com>
On Thu, 01 Jan 2026 02:18:26 +0800, Kwok Kin Ming wrote:
> `i2c_hid_xfer` is used to read `recv_len + sizeof(__le16)` bytes of data
> into `ihid->rawbuf`.
>
> The former can come from the userspace in the hidraw driver and is only
> bounded by HID_MAX_BUFFER_SIZE(16384) by default (unless we also set
> `max_buffer_size` field of `struct hid_ll_driver` which we do not).
>
> [...]
Applied to hid/hid.git (for-6.19/upstream-fixes), thanks!
[1/1] HID: i2c-hid: fix potential buffer overflow in i2c_hid_get_report()
https://git.kernel.org/hid/hid/c/2497ff38c530
Cheers,
--
Benjamin Tissoires <bentiss@kernel.org>
prev parent reply other threads:[~2026-01-07 17:36 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-12-31 18:18 Kwok Kin Ming
2026-01-07 14:20 ` Benjamin Tissoires
2026-01-07 16:08 ` kenkinming2002
2026-01-07 17:37 ` Benjamin Tissoires
2026-01-07 17:36 ` Benjamin Tissoires [this message]
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