Fix race condition in arc4random (#1166878)
Signed-off-by: Tomas Hozza <thozza@redhat.com>
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unbound-1.5.0-arc4random-race-condition.patch
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30
unbound-1.5.0-arc4random-race-condition.patch
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From b4200f7e7ac1ca4a315df84e92cd31d8ba423cee Mon Sep 17 00:00:00 2001
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From: wouter <wouter@be551aaa-1e26-0410-a405-d3ace91eadb9>
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Date: Fri, 21 Nov 2014 08:22:18 +0000
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Subject: [PATCH] - Fix crash on multiple thread random usage on systems
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without arc4random.
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git-svn-id: http://unbound.nlnetlabs.nl/svn/trunk@3277 be551aaa-1e26-0410-a405-d3ace91eadb9
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---
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compat/arc4_lock.c | 4 +++-
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2 files changed, 7 insertions(+), 1 deletion(-)
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diff --git a/compat/arc4_lock.c b/compat/arc4_lock.c
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index ce8bb41..faa743d 100644
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--- a/compat/arc4_lock.c
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+++ b/compat/arc4_lock.c
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@@ -53,8 +53,10 @@ static int arc4lockinit = 0;
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void _ARC4_LOCK(void)
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{
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- if(!arc4lockinit)
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+ if(!arc4lockinit) {
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+ arc4lockinit = 1;
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lock_quick_init(&arc4lock);
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+ }
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lock_quick_lock(&arc4lock);
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}
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--
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1.9.3
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@ -19,7 +19,7 @@
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Summary: Validating, recursive, and caching DNS(SEC) resolver
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Name: unbound
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Version: 1.5.0
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Release: 1%{?dist}
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Release: 2%{?dist}
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License: BSD
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Url: http://www.nlnetlabs.nl/unbound/
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Source: http://www.unbound.net/downloads/%{name}-%{version}.tar.gz
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@ -41,6 +41,8 @@ Source14: unbound.sysconfig
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Source15: unbound.cron
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Source16: unbound-munin.README
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Patch0: unbound-1.5.0-arc4random-race-condition.patch
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Group: System Environment/Daemons
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BuildRequires: flex, openssl-devel
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BuildRequires: libevent-devel expat-devel
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@ -113,6 +115,8 @@ Python modules and extensions for unbound
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%prep
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%setup -q
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%patch0 -p1 -b .arc4random_fix
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%build
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# This is needed to rebuild the configure script to support Python 3.x
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@ -290,6 +294,9 @@ exit 0
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/bin/systemctl try-restart unbound-keygen.service >/dev/null 2>&1 || :
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%changelog
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* Wed Nov 26 2014 Tomas Hozza <thozza@redhat.com> - 1.5.0-2
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- Fix race condition in arc4random (#1166878)
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* Wed Nov 19 2014 Tomas Hozza <thozza@redhat.com> - 1.5.0-1
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- update to 1.5.0
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