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From: Cyrill Gorcunov <gorcunov@gmail.com>
To: LKML <linux-kernel@vger.kernel.org>
Cc: Alexey Dobriyan <adobriyan@gmail.com>,
	Oleg Nesterov <oleg@redhat.com>, Andrey Vagin <avagin@gmail.com>,
	Dmitry Safonov <0x7f454c46@gmail.com>,
	Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH] prctl: fix overwrite last but one entry in auxv vector
Date: Mon, 22 Mar 2021 09:42:26 +0300	[thread overview]
Message-ID: <YFg8UgvzADiUyDoe@grain> (raw)
In-Reply-To: <YFeuWsnb6qKEU8+h@grain>

On Sun, Mar 21, 2021 at 11:36:42PM +0300, Cyrill Gorcunov wrote:
> Alexey reported that current PR_SET_MM_AUXV (and PR_SET_MM_MAP) overwrite
> too many entries on non 64bit kernels. This is because auxv is defined
> as an array of longs and in result access to AT_VECTOR_SIZE - 2 entry
> is not a type of auxv entry but rather an entry before the last one.

Drop this patch, please. I'll make a new version.

  reply	other threads:[~2021-03-22  6:43 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-21 20:36 [PATCH] prctl: fix overwrite last but one entry in auxv vector Cyrill Gorcunov
2021-03-22  6:42 ` Cyrill Gorcunov [this message]
2021-03-23 22:06 ` [PATCH v2] prctl: PR_SET_MM - unify copying of user's auvx Cyrill Gorcunov
2021-03-26  0:24   ` Dmitry Safonov
2021-09-29 15:20   ` kernel test robot
2021-09-29 15:20     ` kernel test robot
2021-09-29 15:34     ` Cyrill Gorcunov
2021-09-29 15:34       ` Cyrill Gorcunov
2021-11-12 17:21   ` kernel test robot
2021-11-12 17:21     ` kernel test robot

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