openssh: fix ppoll_time64 seccomp violation on 32-bit platforms.

Closes #35913.
This commit is contained in:
Leah Neukirchen 2022-03-03 20:21:44 +01:00
parent 84354867b4
commit 496e3f824d
2 changed files with 27 additions and 1 deletions

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@ -0,0 +1,26 @@
From 284b6e5394652d519e31782e3b3cdfd7b21d1a81 Mon Sep 17 00:00:00 2001
From: Darren Tucker <dtucker@dtucker.net>
Date: Sat, 26 Feb 2022 14:06:14 +1100
Subject: [PATCH] Allow ppoll_time64 in seccomp sandbox.
Should fix sandbox violations on (some? at least i386 and armhf) 32bit
Linux platforms. Patch from chutzpahu at gentoo.org and cjwatson at
debian.org via bz#3396.
---
sandbox-seccomp-filter.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/sandbox-seccomp-filter.c b/sandbox-seccomp-filter.c
index 2e065ba3ed..4ce80cb2a7 100644
--- a/sandbox-seccomp-filter.c
+++ b/sandbox-seccomp-filter.c
@@ -276,6 +276,9 @@ static const struct sock_filter preauth_insns[] = {
#ifdef __NR_ppoll
SC_ALLOW(__NR_ppoll),
#endif
+#ifdef __NR_ppoll_time64
+ SC_ALLOW(__NR_ppoll_time64),
+#endif
#ifdef __NR_poll
SC_ALLOW(__NR_poll),
#endif

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@ -1,7 +1,7 @@
# Template file for 'openssh'
pkgname=openssh
version=8.9p1
revision=1
revision=2
build_style=gnu-configure
configure_args="--datadir=/usr/share/openssh
--sysconfdir=/etc/ssh --without-selinux --with-privsep-user=nobody