From: Matt Brown <matt@nmatt.com>
To: jmorris@namei.org, gregkh@linuxfoundation.org, akpm@linux-foundation.org
Cc: linux-security-module@vger.kernel.org,
linux-kernel@vger.kernel.org,
kernel-hardening@lists.openwall.com, Matt Brown <matt@nmatt.com>
Subject: [PATCH 2/4] add tiocsti_restrict variable
Date: Mon, 17 Apr 2017 02:07:04 -0400 [thread overview]
Message-ID: <20170417060706.28674-3-matt@nmatt.com> (raw)
In-Reply-To: <20170417060706.28674-1-matt@nmatt.com>
adding extern variable tiocsti_restrict to allow it to be included
in sysctl
Signed-off-by: Matt Brown <matt@nmatt.com>
---
include/linux/tty.h | 2 ++
1 file changed, 2 insertions(+)
diff --git a/include/linux/tty.h b/include/linux/tty.h
index 1017e904..7011102 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -342,6 +342,8 @@ struct tty_file_private {
struct list_head list;
};
+extern int tiocsti_restrict;
+
/* tty magic number */
#define TTY_MAGIC 0x5401
--
2.10.2
next prev parent reply other threads:[~2017-04-17 6:08 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-17 6:07 Patchset to Restrict Unprivileged TIOCSTI TTY Command Injection Matt Brown
2017-04-17 6:07 ` [PATCH 1/4] added SECURITY_TIOCSTI_RESTRICT kernel config Matt Brown
2017-04-17 6:50 ` Greg KH
2017-04-18 4:29 ` Matt Brown
2017-04-18 13:40 ` Alan Cox
2017-04-18 15:49 ` [kernel-hardening] " Kees Cook
2017-04-17 6:07 ` Matt Brown [this message]
2017-04-17 6:51 ` [PATCH 2/4] add tiocsti_restrict variable Greg KH
2017-04-17 6:07 ` [PATCH 3/4] restrict unprivileged TIOCSTI tty ioctl Matt Brown
2017-04-17 6:53 ` Greg KH
2017-04-17 14:18 ` [kernel-hardening] " Jann Horn
2017-04-17 16:18 ` Matt Brown
2017-04-17 6:07 ` [PATCH 4/4] added kernel.tiocsti_restrict sysctl Matt Brown
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