Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
From:   Eric Biggers <ebiggers@kernel.org>
To:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Jiri Slaby <jslaby@suse.com>
Cc:     linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org,
        syzkaller-bugs@googlegroups.com,
        Eric Dumazet <edumazet@google.com>,
        Nicolas Pitre <nico@fluxnic.net>
Subject: [PATCH v2 0/2] vt: fix some vt_ioctl races
Date:   Wed, 18 Mar 2020 15:38:08 -0700
Message-Id: <20200318223810.162440-1-ebiggers@kernel.org>
In-Reply-To: <20200318222704.GC2334@sol.localdomain>
References: <20200318222704.GC2334@sol.localdomain>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

Fix VT_DISALLOCATE freeing an in-use virtual console, and fix a
use-after-free in vt_in_use().

Changed since v1:
    - Made the vc_data be freed via tty_port refcounting.
    - Added patch to fix a use-after-free in vt_in_use().

Eric Biggers (2):
  vt: vt_ioctl: fix VT_DISALLOCATE freeing in-use virtual console
  vt: vt_ioctl: fix use-after-free in vt_in_use()

 drivers/tty/vt/vt.c       | 14 +++++++++++++-
 drivers/tty/vt/vt_ioctl.c | 24 ++++++++++++------------
 2 files changed, 25 insertions(+), 13 deletions(-)

-- 
2.25.1