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| author |   mortimer <mortimer@openbsd.org> | 2018-04-29 02:31:11 +0000 |
|---|---|---|
| committer | mortimer <mortimer@openbsd.org> | 2018-04-29 02:31:11 +0000 |
| commit | d973993e4504e3b14d024d44ca2c838eed57bb4b (patch) | |
| tree | c3819dae7f36b23f4ca7d7777fa1225f782c4b6f | |
| parent | Add a clang pass that identifies potential ROP gadgets and replaces ROP (diff) | |
| download | wireguard-openbsd-d973993e4504e3b14d024d44ca2c838eed57bb4b.tar.xz wireguard-openbsd-d973993e4504e3b14d024d44ca2c838eed57bb4b.zip | |
Mention the X86FixupGadgets pass in clang-local.
ok tj@ schwarze@
| -rw-r--r-- | share/man/man1/clang-local.1 | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/share/man/man1/clang-local.1 b/share/man/man1/clang-local.1 index 2cc267bbf70..bed92fce5b2 100644 --- a/share/man/man1/clang-local.1 +++ b/share/man/man1/clang-local.1 @@ -1,4 +1,4 @@ -.\" $OpenBSD: clang-local.1,v 1.11 2017/10/05 15:13:43 jmc Exp $ +.\" $OpenBSD: clang-local.1,v 1.12 2018/04/29 02:31:11 mortimer Exp $ .\" .\" Copyright (c) 2016 Pascal Stumpf <pascal@stumpf.co> .\" @@ -15,7 +15,7 @@ .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. .\" .\" -.Dd $Mdocdate: October 5 2017 $ +.Dd $Mdocdate: April 29 2018 $ .Dt CLANG-LOCAL 1 .Os .Sh NAME @@ -101,6 +101,11 @@ and .Xr free 3 builtins are disabled to prevent undesirable optimizations of calls to these functions. +.It +.Nm clang +includes a security pass that exchanges some ROP-friendly instructions +for safe alternatives on i386 and amd64 (X86FixupGadgets pass). +There is no option to disable this pass. .El .Sh SEE ALSO .Xr clang 1 |