diff options
| author | Borislav Petkov <bp@suse.de> | 2018-01-04 17:42:45 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-01-10 09:27:14 +0100 |
| commit | 6dcf5491e01c3d1135497d0661bb5b35a126b9d8 (patch) | |
| tree | 9b325fdfe2bbcb95cb834e4a0e443e33e9c7cd6d /kernel/sysctl_binary.c | |
| parent | 90191f71d74901ff88cd10039c03b98ca8a66c08 (diff) | |
Map the vsyscall page with _PAGE_USER
This needs to happen early in kaiser_pagetable_walk(), before the
hierarchy is established so that _PAGE_USER permission can be really
set.
A proper fix would be to teach kaiser_pagetable_walk() to update those
permissions but the vsyscall page is the only exception here so ...
Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Hugh Dickins <hughd@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel/sysctl_binary.c')
0 files changed, 0 insertions, 0 deletions