From: Kees Cook <keescook@chromium.org>
To: songyuanzheng@huawei.com, Andrew Morton <akpm@linux-foundation.org>
Cc: Kees Cook <keescook@chromium.org>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] mm: usercopy: move the virt_addr_valid() below the is_vmalloc_addr()
Date: Wed, 11 May 2022 22:39:41 -0700 [thread overview]
Message-ID: <165233397814.161845.13267754142064821597.b4-ty@chromium.org> (raw)
In-Reply-To: <20220505071037.4121100-1-songyuanzheng@huawei.com>
On Thu, 5 May 2022 07:10:37 +0000, Yuanzheng Song wrote:
> The is_kmap_addr() and the is_vmalloc_addr() in the check_heap_object()
> will not work, because the virt_addr_valid() will exclude the kmap and
> vmalloc regions. So let's move the virt_addr_valid() below
> the is_vmalloc_addr().
Applied to for-next/hardening, thanks!
[1/1] mm: usercopy: move the virt_addr_valid() below the is_vmalloc_addr()
https://git.kernel.org/kees/c/0a76d4c331b4
--
Kees Cook
prev parent reply other threads:[~2022-05-12 5:39 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-05 7:10 [PATCH] mm: usercopy: move the virt_addr_valid() below the is_vmalloc_addr() Yuanzheng Song
2022-05-10 3:37 ` Andrew Morton
2022-05-10 21:54 ` Kees Cook
2022-05-12 5:39 ` Kees Cook [this message]
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