linux-kernel - Re: [PATCH] Squashfs: fix xattr id and id lookup sanity checks

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Date:   Tue, 2 Mar 2021 16:34:40 -0800
From:   Andrew Morton <akpm@...ux-foundation.org>
To:     Phillip Lougher <phillip@...ashfs.org.uk>
Cc:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] Squashfs: fix xattr id and id lookup sanity checks

On Mon, 1 Mar 2021 07:27:57 +0000 (GMT) Phillip Lougher <phillip@...ashfs.org.uk> wrote:

> The checks for maximum metadata block size is
> missing SQUASHFS_BLOCK_OFFSET (the two byte length
> count).

What are the user visible consequences of this bug?

> Cc: stable@...r.kernel.org
> Signed-off-by: Phillip Lougher <phillip@...ashfs.org.uk>

Fixes: f37aa4c7366e23f ("squashfs: add more sanity checks in id lookup")

yes?