diff options
| author | David Howells <dhowells@redhat.com> | 2019-08-20 03:17:57 +0300 |
|---|---|---|
| committer | James Morris <jmorris@namei.org> | 2019-08-20 07:54:16 +0300 |
| commit | 02e935bf5b34edcc4cb0dc532dd0e1a1bfb33b51 (patch) | |
| tree | d1029d3f5dccd6dbba74b1d0b445fa2b5ee4ffb4 /include/linux/security.h | |
| parent | 906357f77a077508d160e729f917c5f0a4304f25 (diff) | |
| download | linux-02e935bf5b34edcc4cb0dc532dd0e1a1bfb33b51.tar.xz | |
lockdown: Lock down /proc/kcore
Disallow access to /proc/kcore when the kernel is locked down to prevent
access to cryptographic data. This is limited to lockdown
confidentiality mode and is still permitted in integrity mode.
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Matthew Garrett <mjg59@google.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'include/linux/security.h')
| -rw-r--r-- | include/linux/security.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/security.h b/include/linux/security.h index d8db7ea4c4bf..669e8de5299d 100644 --- a/include/linux/security.h +++ b/include/linux/security.h @@ -116,6 +116,7 @@ enum lockdown_reason { LOCKDOWN_MODULE_PARAMETERS, LOCKDOWN_MMIOTRACE, LOCKDOWN_INTEGRITY_MAX, + LOCKDOWN_KCORE, LOCKDOWN_CONFIDENTIALITY_MAX, }; |