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(parent: 03842c1) | patch
vt: clear selection before resizing
authorScot Doyle <lkml14@scotdoyle.com>
Thu, 13 Oct 2016 17:12:43 +0000 (12:12 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 27 Oct 2016 15:19:35 +0000 (17:19 +0200)
commit009e39ae44f4191188aeb6dfbf661b771dbbe515
treed3baf03a7b656f4d5aaa6ecc89547bcfbf05d1d5tree | snapshot
parent03842c17397e14cb8bb1adc2015f5dce6c733ffecommit | diff
vt: clear selection before resizing

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 <dvyukov@google.com>
Signed-off-by: Scot Doyle <lkml14@scotdoyle.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/vt/vt.c diff | blob | history
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