Re: [PATCH] mm: usercopy: move the virt_addr_valid() below the is_vmalloc_addr()

From: Kees Cook
Date: Thu May 12 2022 - 01:39:56 EST


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