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Replaced alt-java palceholder by real pathced alt-java

This commit is contained in:
Jiri 2020-12-01 14:13:12 +01:00
parent b1fa8704ee
commit 3ad7305a74
3 changed files with 120 additions and 66 deletions
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14
java-11-openjdk.spec
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@ -259,7 +259,7 @@
%global top_level_dir_name %{origin}
%global minorver 0
%global buildver 11
%global rpmrelease 4
%global rpmrelease 5
#%%global tagsuffix ""
# priority must be 8 digits in total; untill openjdk 1.8 we were using 18..... so when moving to 11 we had to add another digit
%if %is_system_jdk
@ -1102,6 +1102,8 @@ Source15: TestSecurityProperties.java
# NSS via SunPKCS11 Provider (disabled comment
# due to memory leak).
Patch1000: rh1648249-add_commented_out_nss_cfg_provider_to_java_security.patch
# enable build of spectre/meltdown hardened alt-java
Patch600: rh1750419-redhat_alt_java.patch
# Ignore AWTError when assistive technologies are loaded
Patch1: rh1648242-accessible_toolkit_crash_do_not_break_jvm.patch
@ -1125,8 +1127,6 @@ Patch2: rh1648644-java_access_bridge_privileged_security.patch
Patch3: rh649512-remove_uses_of_far_in_jpeg_libjpeg_turbo_1_4_compat_for_jdk10_and_up.patch
# PR3694, RH1340845: Add security.useSystemPropertiesFile option to java.security to use system crypto policy
Patch4: pr3694-rh1340845-support_fedora_rhel_system_crypto_policy.patch
# RH1566890: CVE-2018-3639
Patch6: rh1566890-CVE_2018_3639-speculative_store_bypass.patch
# PR3695: Allow use of system crypto policy to be disabled by the user
Patch7: pr3695-toggle_system_crypto_policy.patch
@ -1393,7 +1393,6 @@ pushd %{top_level_dir_name}
%patch2 -p1
%patch3 -p1
%patch4 -p1
%patch6 -p1
%patch7 -p1
%patch8 -p1
%patch9 -p1
@ -1401,6 +1400,7 @@ pushd %{top_level_dir_name}
popd # openjdk
%patch1000
%patch600
# Extract systemtap tapsets
%if %{with_systemtap}
@ -1566,7 +1566,6 @@ ln -s %{_datadir}/javazi-1.8/tzdb.dat $JAVA_HOME/lib/tzdb.dat
# Create fake alt-java as a placeholder for future alt-java
pushd ${JAVA_HOME}
cp -a bin/java bin/%{alt_java_name}
# add alt-java man page
echo "Hardened java binary recommended for launching untrusted code from the Web e.g. javaws" > man/man1/%{alt_java_name}.1
cat man/man1/java.1 >> man/man1/%{alt_java_name}.1
@ -1975,6 +1974,11 @@ require "copy_jdk_configs.lua"
%changelog
* Tue Dec 01 2020 Jiri Vanek <jvanek@redhat.com> - 1:11.0.9.11-5
- removed patch6, rh1566890-CVE_2018_3639-speculative_store_bypass.patch, surpassed by new patch
- added patch600, rh1750419-redhat_alt_java.patch, suprassing removed patch
- no longer copying of java->alt-java as it is created by patch600
* Mon Nov 23 2020 Jiri Vanek <jvanek@redhat.com> - 1:11.0.9.11-4
- Create a copy of java as alt-java with alternatives and man pages
- java-11-openjdk doesn't have a JRE tree, so don't try and copy alt-java there...

61
rh1566890-CVE_2018_3639-speculative_store_bypass.patch
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@ -1,61 +0,0 @@
diff --git openjdk/src/hotspot/os/linux/os_linux.cpp openjdk/src/hotspot/os/linux/os_linux.cpp
--- openjdk/src/hotspot/os/linux/os_linux.cpp
+++ openjdk/src/hotspot/os/linux/os_linux.cpp
@@ -107,6 +107,8 @@
# include <inttypes.h>
# include <sys/ioctl.h>
+#include <sys/prctl.h>
+
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#include <sched.h>
@@ -4984,6 +4986,48 @@
extern void report_error(char* file_name, int line_no, char* title,
char* format, ...);
+/* Per task speculation control */
+#ifndef PR_GET_SPECULATION_CTRL
+# define PR_GET_SPECULATION_CTRL 52
+#endif
+#ifndef PR_SET_SPECULATION_CTRL
+# define PR_SET_SPECULATION_CTRL 53
+#endif
+/* Speculation control variants */
+#ifndef PR_SPEC_STORE_BYPASS
+# define PR_SPEC_STORE_BYPASS 0
+#endif
+/* Return and control values for PR_SET/GET_SPECULATION_CTRL */
+
+#ifndef PR_SPEC_NOT_AFFECTED
+# define PR_SPEC_NOT_AFFECTED 0
+#endif
+#ifndef PR_SPEC_PRCTL
+# define PR_SPEC_PRCTL (1UL << 0)
+#endif
+#ifndef PR_SPEC_ENABLE
+# define PR_SPEC_ENABLE (1UL << 1)
+#endif
+#ifndef PR_SPEC_DISABLE
+# define PR_SPEC_DISABLE (1UL << 2)
+#endif
+#ifndef PR_SPEC_FORCE_DISABLE
+# define PR_SPEC_FORCE_DISABLE (1UL << 3)
+#endif
+#ifndef PR_SPEC_DISABLE_NOEXEC
+# define PR_SPEC_DISABLE_NOEXEC (1UL << 4)
+#endif
+
+static void set_speculation() __attribute__((constructor));
+static void set_speculation() {
+ if ( prctl(PR_SET_SPECULATION_CTRL,
+ PR_SPEC_STORE_BYPASS,
+ PR_SPEC_DISABLE_NOEXEC, 0, 0) == 0 ) {
+ return;
+ }
+ prctl(PR_SET_SPECULATION_CTRL, PR_SPEC_STORE_BYPASS, PR_SPEC_DISABLE, 0, 0);
+}
+
// this is called _before_ most of the global arguments have been parsed
void os::init(void) {
char dummy; // used to get a guess on initial stack address

111
rh1750419-redhat_alt_java.patch Normal file
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@ -0,0 +1,111 @@
diff -r 1356affa5e44 make/launcher/Launcher-java.base.gmk
--- openjdk/make/launcher/Launcher-java.base.gmk Wed Nov 25 08:27:15 2020 +0100
+++ openjdk/make/launcher/Launcher-java.base.gmk Tue Dec 01 12:29:30 2020 +0100
@@ -41,6 +41,15 @@
OPTIMIZATION := HIGH, \
))
+$(eval $(call SetupBuildLauncher, alt-java, \
+ CFLAGS := -DEXPAND_CLASSPATH_WILDCARDS -DENABLE_ARG_FILES -DREDHAT_ALT_JAVA, \
+ LDFLAGS_solaris := -R$(OPENWIN_HOME)/lib$(OPENJDK_TARGET_CPU_ISADIR), \
+ LIBS_windows := user32.lib comctl32.lib, \
+ EXTRA_RC_FLAGS := $(JAVA_RC_FLAGS), \
+ VERSION_INFO_RESOURCE := $(JAVA_VERSION_INFO_RESOURCE), \
+ OPTIMIZATION := HIGH, \
+))
+
ifeq ($(OPENJDK_TARGET_OS), windows)
$(eval $(call SetupBuildLauncher, javaw, \
CFLAGS := -DJAVAW -DEXPAND_CLASSPATH_WILDCARDS -DENABLE_ARG_FILES, \
diff -r 25e94aa812b2 src/share/bin/alt_main.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ openjdk/src/java.base/share/native/launcher/alt_main.h Tue Jun 02 17:15:28 2020 +0100
@@ -0,0 +1,73 @@
+/*
+ * Copyright (c) 2019, Red Hat, Inc. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation. Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+#ifdef REDHAT_ALT_JAVA
+
+#include <sys/prctl.h>
+
+
+/* Per task speculation control */
+#ifndef PR_GET_SPECULATION_CTRL
+# define PR_GET_SPECULATION_CTRL 52
+#endif
+#ifndef PR_SET_SPECULATION_CTRL
+# define PR_SET_SPECULATION_CTRL 53
+#endif
+/* Speculation control variants */
+#ifndef PR_SPEC_STORE_BYPASS
+# define PR_SPEC_STORE_BYPASS 0
+#endif
+/* Return and control values for PR_SET/GET_SPECULATION_CTRL */
+
+#ifndef PR_SPEC_NOT_AFFECTED
+# define PR_SPEC_NOT_AFFECTED 0
+#endif
+#ifndef PR_SPEC_PRCTL
+# define PR_SPEC_PRCTL (1UL << 0)
+#endif
+#ifndef PR_SPEC_ENABLE
+# define PR_SPEC_ENABLE (1UL << 1)
+#endif
+#ifndef PR_SPEC_DISABLE
+# define PR_SPEC_DISABLE (1UL << 2)
+#endif
+#ifndef PR_SPEC_FORCE_DISABLE
+# define PR_SPEC_FORCE_DISABLE (1UL << 3)
+#endif
+#ifndef PR_SPEC_DISABLE_NOEXEC
+# define PR_SPEC_DISABLE_NOEXEC (1UL << 4)
+#endif
+
+static void set_speculation() __attribute__((constructor));
+static void set_speculation() {
+ if ( prctl(PR_SET_SPECULATION_CTRL,
+ PR_SPEC_STORE_BYPASS,
+ PR_SPEC_DISABLE_NOEXEC, 0, 0) == 0 ) {
+ return;
+ }
+ prctl(PR_SET_SPECULATION_CTRL, PR_SPEC_STORE_BYPASS, PR_SPEC_DISABLE, 0, 0);
+}
+
+#endif // REDHAT_ALT_JAVA
diff -r 25e94aa812b2 src/share/bin/main.c
--- openjdk/src/java.base/share/native/launcher/main.c Wed Feb 05 12:20:36 2020 -0300
+++ openjdk/src/java.base/share/native/launcher/main.c Tue Jun 02 17:15:28 2020 +0100
@@ -34,6 +34,10 @@
#include "jli_util.h"
#include "jni.h"
+#if defined(linux) && defined(__x86_64)
+#include "alt_main.h"
+#endif
+
#ifdef _MSC_VER
#if _MSC_VER > 1400 && _MSC_VER < 1600