From: Kees Cook <kees@kernel.org>
To: akpm@linux-foundation.org, davidgow@google.com,
Ivan Orlov <ivan.orlov0322@gmail.com>
Cc: Kees Cook <kees@kernel.org>,
kunit-dev@googlegroups.com, linux-kernel@vger.kernel.org,
erhard_f@mailbox.org
Subject: Re: [PATCH] kunit/overflow: Fix UB in overflow_allocation_test
Date: Thu, 15 Aug 2024 09:28:02 -0700 [thread overview]
Message-ID: <172373928009.559695.8528767427266408069.b4-ty@kernel.org> (raw)
In-Reply-To: <20240815000431.401869-1-ivan.orlov0322@gmail.com>
On Thu, 15 Aug 2024 01:04:31 +0100, Ivan Orlov wrote:
> The 'device_name' array doesn't exist out of the
> 'overflow_allocation_test' function scope. However, it is being used as
> a driver name when calling 'kunit_driver_create' from
> 'kunit_device_register'. It produces the kernel panic with KASAN
> enabled.
>
> Since this variable is used in one place only, remove it and pass the
> device name into kunit_device_register directly as an ascii string.
>
> [...]
Applied to for-linus/hardening, thanks!
[1/1] kunit/overflow: Fix UB in overflow_allocation_test
https://git.kernel.org/kees/c/92e9bac18124
Take care,
--
Kees Cook
next prev parent reply other threads:[~2024-08-15 16:28 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-15 0:04 Ivan Orlov
2024-08-15 6:30 ` Erhard Furtner
2024-08-15 6:39 ` David Gow
2024-08-15 16:28 ` Kees Cook [this message]
2024-08-15 23:01 ` Andrew Morton
2024-08-16 1:22 ` Ivan Orlov
2024-08-16 3:36 ` Kees Cook
2024-08-15 23:04 ` Andrew Morton
2024-08-16 1:27 ` Ivan Orlov
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