diff options
| author |   tedu <tedu@openbsd.org> | 2014-12-12 07:46:24 +0000 |
|---|---|---|
| committer | tedu <tedu@openbsd.org> | 2014-12-12 07:46:24 +0000 |
| commit | 94a51e1acc0141b5880e45df611e7fe60a8818a7 (patch) | |
| tree | 5369e5df76d4197a211e3d60267cc9e3307bfbf0 | |
| parent | sysctl kern.global_ptrace. (diff) | |
| download | wireguard-openbsd-94a51e1acc0141b5880e45df611e7fe60a8818a7.tar.xz wireguard-openbsd-94a51e1acc0141b5880e45df611e7fe60a8818a7.zip | |
sysctl kern.global_ptrace.
controls whether you can ptrace any process with appropriate privileges
or only one own's children.
ok deraadt
| -rw-r--r-- | lib/libc/gen/sysctl.3 | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/lib/libc/gen/sysctl.3 b/lib/libc/gen/sysctl.3 index eb6a2acedcb..f506f100667 100644 --- a/lib/libc/gen/sysctl.3 +++ b/lib/libc/gen/sysctl.3 @@ -1,4 +1,4 @@ -.\" $OpenBSD: sysctl.3,v 1.244 2014/12/05 04:12:48 uebayasi Exp $ +.\" $OpenBSD: sysctl.3,v 1.245 2014/12/12 07:46:24 tedu Exp $ .\" .\" Copyright (c) 1993 .\" The Regents of the University of California. All rights reserved. @@ -27,7 +27,7 @@ .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF .\" SUCH DAMAGE. .\" -.Dd $Mdocdate: December 5 2014 $ +.Dd $Mdocdate: December 12 2014 $ .Dt SYSCTL 3 .Os .Sh NAME @@ -411,6 +411,7 @@ information. .It Dv KERN_FORKSTAT Ta "struct forkstat" Ta "no" .It Dv KERN_FSCALE Ta "integer" Ta "no" .It Dv KERN_FSYNC Ta "integer" Ta "no" +.It Dv KERN_GLOBAL_PTRACE Ta "integer" Ta "yes" .It Dv KERN_HOSTID Ta "integer" Ta "yes" .It Dv KERN_HOSTNAME Ta "string" Ta "yes" .It Dv KERN_INTRCNT Ta "node" Ta "not applicable" @@ -570,6 +571,11 @@ The kernel fixed-point scale factor. .It Dv KERN_FSYNC Return 1 if the File Synchronisation Option is available on this system, otherwise 0. +.It Dv KERN_GLOBAL_PTRACE +When set to 1, permit +.Xr ptrace 2 +to attach to any process with the appropriate privileges. +When set to 0, processes may only attach to their own descendants. .It Dv KERN_HOSTID Get or set the host ID. .It Dv KERN_HOSTNAME |