From: Alexey Dobriyan <adobriyan@gmail.com>
To: Kees Cook <keescook@chromium.org>
Cc: "Eric Biederman" <ebiederm@xmission.com>,
"David Gow" <davidgow@google.com>,
"Magnus Groß" <magnus.gross@rwth-aachen.de>,
kunit-dev@googlegroups.com, linux-fsdevel@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
linux-hardening@vger.kernel.org
Subject: Re: [PATCH] binfmt_elf: Introduce KUnit test
Date: Thu, 24 Feb 2022 12:45:17 +0300 [thread overview]
Message-ID: <YhdTrXhu6sgi35WQ@localhost.localdomain> (raw)
In-Reply-To: <20220224054332.1852813-1-keescook@chromium.org>
On Wed, Feb 23, 2022 at 09:43:32PM -0800, Kees Cook wrote:
> Adds simple KUnit test for some binfmt_elf internals: specifically a
> regression test for the problem fixed by commit 8904d9cd90ee ("ELF:
> fix overflow in total mapping size calculation").
This can be tested by small 2 segment program run from userspace.
Make 2 segments, swap them, and see executable rejected because mmap
gets too big an area.
PT_ALEXEY
prev parent reply other threads:[~2022-02-24 9:45 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-24 5:43 Kees Cook
2022-02-24 6:07 ` Daniel Latypov
2022-02-24 6:13 ` Kees Cook
2022-02-24 7:57 ` David Gow
2022-02-24 14:15 ` Steven Rostedt
2022-03-01 1:48 ` Daniel Latypov
2022-03-01 3:17 ` Kees Cook
2022-03-01 4:21 ` Steven Rostedt
2022-03-01 6:42 ` Daniel Latypov
2022-03-01 15:06 ` Steven Rostedt
2022-02-24 7:41 ` David Gow
2022-02-24 9:45 ` Alexey Dobriyan [this message]
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