Messages in this thread | | | From | Eric Biggers <> | Subject | [PATCH v2 0/2] vt: fix some vt_ioctl races | Date | Wed, 18 Mar 2020 15:38:08 -0700 |
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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
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