From: Darren Tucker <dtucker@dtucker.net>
Date: Fri, 13 Apr 2018 06:06:29 +0000 (+1000)
Subject: Allow nanosleep in preauth privsep child.
X-Git-Tag: V_7_8_P1~162
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0e73428038d5ecfa5d2a28cff26661502a7aff4e;p=thirdparty%2Fopenssh-portable.git

Allow nanosleep in preauth privsep child.

The new timing attack mitigation code uses nanosleep in the preauth
codepath, allow in sandbox.
---

diff --git a/sandbox-seccomp-filter.c b/sandbox-seccomp-filter.c
index ca75cc719..a189b2fb5 100644
--- a/sandbox-seccomp-filter.c
+++ b/sandbox-seccomp-filter.c
@@ -193,6 +193,9 @@ static const struct sock_filter preauth_insns[] = {
 #ifdef __NR_munmap
 	SC_ALLOW(__NR_munmap),
 #endif
+#ifdef __NR_nanosleep
+	SC_ALLOW(__NR_nanosleep),
+#endif
 #ifdef __NR__newselect
 	SC_ALLOW(__NR__newselect),
 #endif