Re: [PATCH v5 2/3] fuse: bound io-uring payload copies to the registered buffer size
From: Miklos Szeredi
Date: Tue Aug 18 2026 - 08:31:01 EST
On Tue, 28 Jul 2026 at 01:37, Xiang Mei <xmei5@xxxxxxx> wrote:
> Store the registered payload length (payload->iov_len) in the ring entry
> and use it for the import and both bounds checks, so the buffer the
> server provided is honoured and an oversized reply/request is rejected
> (-EINVAL for a reply, and -E2BIG/-EIO for a request, matching
> fuse_dev_do_read()) instead of panicking.
Can you please update this on latest fuse.git#for-next? It looks like
some of the checks are already added by Joanne's patches.
Thanks,
Miklos