From: Al Viro <viro@zeniv.linux.org.uk>
To: Guo Zhi <qtxuning1999@sjtu.edu.cn>
Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] fs/elf: Fix kernel pointer leak
Date: Sun, 3 Oct 2021 03:47:36 +0000 [thread overview]
Message-ID: <YVkn2GseBWtOowHB@zeniv-ca.linux.org.uk> (raw)
In-Reply-To: <20210929131703.1163417-1-qtxuning1999@sjtu.edu.cn>
On Wed, Sep 29, 2021 at 09:17:02PM +0800, Guo Zhi wrote:
> Pointers should be printed with %p rather than %px
> which printed kernel pointer directly.
> Change %px to %p to print the secured pointer.
Huh? What makes it a kernel pointer? It's a userland address...
prev parent reply other threads:[~2021-10-03 3:47 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-29 13:17 [PATCH] fs/elf: Fix kernel pointer leak Guo Zhi
2021-10-03 3:47 ` Al Viro [this message]
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