From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:55416 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752901AbcKHKhW (ORCPT ); Tue, 8 Nov 2016 05:37:22 -0500 Subject: Patch "vt: clear selection before resizing" has been added to the 4.8-stable tree To: lkml14@scotdoyle.com, dvyukov@google.com, gregkh@linuxfoundation.org Cc: , From: Date: Tue, 08 Nov 2016 11:36:59 +0100 Message-ID: <1478601419164@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled vt: clear selection before resizing to the 4.8-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: vt-clear-selection-before-resizing.patch and it can be found in the queue-4.8 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From 009e39ae44f4191188aeb6dfbf661b771dbbe515 Mon Sep 17 00:00:00 2001 From: Scot Doyle Date: Thu, 13 Oct 2016 12:12:43 -0500 Subject: vt: clear selection before resizing From: Scot Doyle commit 009e39ae44f4191188aeb6dfbf661b771dbbe515 upstream. When resizing a vt its selection may exceed the new size, resulting in an invalid memory access [1]. Clear the selection before resizing. [1] http://lkml.kernel.org/r/CACT4Y+acDTwy4umEvf5ROBGiRJNrxHN4Cn5szCXE5Jw-d1B=Xw@mail.gmail.com Reported-and-tested-by: Dmitry Vyukov Signed-off-by: Scot Doyle Signed-off-by: Greg Kroah-Hartman --- drivers/tty/vt/vt.c | 3 +++ 1 file changed, 3 insertions(+) --- a/drivers/tty/vt/vt.c +++ b/drivers/tty/vt/vt.c @@ -874,6 +874,9 @@ static int vc_do_resize(struct tty_struc if (!newscreen) return -ENOMEM; + if (vc == sel_cons) + clear_selection(); + old_rows = vc->vc_rows; old_row_size = vc->vc_size_row; Patches currently in stable-queue which might be from lkml14@scotdoyle.com are queue-4.8/vt-clear-selection-before-resizing.patch