From: Anirudh Rayabharam <mail@anirudhrb.com>
To: Eric Biggers <ebiggers@kernel.org>
Cc: Theodore Ts'o <tytso@mit.edu>,
Andreas Dilger <adilger.kernel@dilger.ca>,
gregkh@linuxfoundation.org,
linux-kernel-mentees@lists.linuxfoundation.org,
syzbot+2dcfeaf8cb49b05e8f1a@syzkaller.appspotmail.com,
linux-ext4@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ext4: fix kernel infoleak via ext4_extent_header
Date: Fri, 7 May 2021 00:28:35 +0530 [thread overview]
Message-ID: <YJQ8WzDhqpCesoV4@anirudhrb.com> (raw)
In-Reply-To: <YJLFoFDJr00SJRqa@gmail.com>
On Wed, May 05, 2021 at 09:19:44AM -0700, Eric Biggers wrote:
> On Wed, May 05, 2021 at 07:00:10PM +0530, Anirudh Rayabharam wrote:
> > Initialize eh_generation of struct ext4_extent_header to prevent leaking
> > info to userspace. Fixes KMSAN kernel-infoleak bug reported by syzbot at:
> > http://syzkaller.appspot.com/bug?id=78e9ad0e6952a3ca16e8234724b2fa92d041b9b8
> >
> > Reported-by: syzbot+2dcfeaf8cb49b05e8f1a@syzkaller.appspotmail.com
> > Signed-off-by: Anirudh Rayabharam <mail@anirudhrb.com>
>
> Can you include a "Fixes:" tag?
Sent v2!
Thanks!
- Anirudh.
>
> - Eric
prev parent reply other threads:[~2021-05-06 18:58 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-05 13:30 [PATCH] ext4: fix kernel infoleak via ext4_extent_header Anirudh Rayabharam
2021-05-05 16:19 ` Eric Biggers
2021-05-06 18:58 ` Anirudh Rayabharam [this message]
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