Blame SOURCES/0002-Fix-RELRO-flag.patch

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From 7c204ac55d3e4e86b7ebaf3e83b18da565e2a384 Mon Sep 17 00:00:00 2001
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From: Miroslav Rezanina <mrezanin@redhat.com>
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Date: Fri, 1 Mar 2019 09:46:11 +0100
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Subject: Fix RELRO flag
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RH-Author: Miroslav Rezanina <mrezanin@redhat.com>
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Message-id: <1551433571-31547-1-git-send-email-mrezanin@redhat.com>
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Patchwork-id: 84750
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O-Subject: [RHEL-7.7 open-vm-tools PATCH] Fix RELRO flag
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Bugzilla: 1678576
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RH-Acked-by: Cathy Avery <cavery@redhat.com>
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RH-Acked-by: Richard Jones <rjones@redhat.com>
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From: Miroslav Rezanina <mrezanin@redhat.com>
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Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1678576
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Brew: https://brewweb.engineering.redhat.com/brew/taskinfo?taskID=20410856
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Upstream: n/a
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rpmdiff for 10.3.0 based open-vm-tools reports partial RELRO on several binaries.
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This patch ensure proper hardening is used and files have full RELRO flag.
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Signed-off-by: Miroslav Rezanina <mreznanin@redhat.com>
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Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
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---
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 open-vm-tools/configure.ac             | 2 +-
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 open-vm-tools/libDeployPkg/Makefile.am | 2 +-
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 open-vm-tools/libguestlib/Makefile.am  | 2 +-
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 open-vm-tools/libhgfs/Makefile.am      | 2 +-
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 open-vm-tools/libvmtools/Makefile.am   | 2 +-
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 open-vm-tools/vgauth/lib/Makefile.am   | 2 +-
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 6 files changed, 6 insertions(+), 6 deletions(-)
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diff --git a/configure.ac b/configure.ac
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index fe671ce..eaff8c9 100644
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--- a/configure.ac
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+++ b/configure.ac
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@@ -1523,7 +1523,7 @@ VMTOOLS_LIBS="$BUILDDIR/libvmtools/libvmtools.la $GLIB2_LIBS"
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 VMTOOLS_CPPFLAGS="-DVMTOOLS_USE_GLIB $GLIB2_CPPFLAGS"
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 PLUGIN_CPPFLAGS="$VMTOOLS_CPPFLAGS $PLUGIN_CPPFLAGS"
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-PLUGIN_LDFLAGS="-Wl,-z,defs -Wl,-lc -Wl,--as-needed -shared -module -avoid-version"
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+PLUGIN_LDFLAGS="-Wl,-z,defs -Wl,-lc -Wl,--as-needed -shared -module -avoid-version -Wl,-z,relro,-z,now"
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 # Installation directories for core services plugins.
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 TEST_PLUGIN_INSTALLDIR=$datadir/open-vm-tools/tests
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diff --git a/libDeployPkg/Makefile.am b/libDeployPkg/Makefile.am
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index b4d5c9d..f4e8f8b 100644
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--- a/libDeployPkg/Makefile.am
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+++ b/libDeployPkg/Makefile.am
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@@ -39,7 +39,7 @@ libDeployPkg_la_SOURCES += linuxDeploymentUtilities.h
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 libDeployPkg_la_LDFLAGS =
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 # We require GCC, so we're fine passing compiler-specific flags.
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 # Needed for OS's that don't link shared libraries against libc by default, e.g. FreeBSD
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-libDeployPkg_la_LDFLAGS += -Wl,-lc
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+libDeployPkg_la_LDFLAGS += -Wl,-lc -Wl,-z,relro,-z,now
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 libDeployPkg_includedir = $(includedir)/libDeployPkg
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diff --git a/libguestlib/Makefile.am b/libguestlib/Makefile.am
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index 5181409..a21a3ff 100644
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--- a/libguestlib/Makefile.am
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+++ b/libguestlib/Makefile.am
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@@ -32,7 +32,7 @@ libguestlib_la_SOURCES += vmGuestLib.c
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 libguestlib_la_LDFLAGS =
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 # We require GCC, so we're fine passing compiler-specific flags.
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 # Needed for OS's that don't link shared libraries against libc by default, e.g. FreeBSD
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-libguestlib_la_LDFLAGS += -Wl,-lc
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+libguestlib_la_LDFLAGS += -Wl,-lc -Wl,-z,relro,-z,now
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 libguestlib_includedir = $(includedir)/vmGuestLib
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diff --git a/libhgfs/Makefile.am b/libhgfs/Makefile.am
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index 7609145..50573ee 100644
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--- a/libhgfs/Makefile.am
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+++ b/libhgfs/Makefile.am
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@@ -41,5 +41,5 @@ libhgfs_la_LDFLAGS =
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 libhgfs_la_LDFLAGS += -Wl,-z,defs
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 # Needed for OS's that don't link shared libraries against libc by
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 #default, e.g. FreeBSD
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-libhgfs_la_LDFLAGS += -Wl,-lc
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+libhgfs_la_LDFLAGS += -Wl,-lc -Wl,-z,relro,-z,now
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diff --git a/libvmtools/Makefile.am b/libvmtools/Makefile.am
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index 1971942..6a4ca74 100644
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--- a/libvmtools/Makefile.am
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+++ b/libvmtools/Makefile.am
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@@ -91,5 +91,5 @@ libvmtools_la_LDFLAGS =
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 libvmtools_la_LDFLAGS += -Wl,-z,defs
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 # Needed for OS's that don't link shared libraries against libc by
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 #default, e.g. FreeBSD
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-libvmtools_la_LDFLAGS += -Wl,-lc
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+libvmtools_la_LDFLAGS += -Wl,-lc -Wl,-z,relro,-z,now
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diff --git a/vgauth/lib/Makefile.am b/vgauth/lib/Makefile.am
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index bce97aa..6c0c265 100644
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--- a/vgauth/lib/Makefile.am
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+++ b/vgauth/lib/Makefile.am
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@@ -59,7 +59,7 @@ libvgauth_la_LDFLAGS =
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 libvgauth_la_LDFLAGS += -Wl,-z,defs
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 # Needed for OS's that don't link shared libraries against libc by
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 #default, e.g. FreeBSD
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-libvgauth_la_LDFLAGS += -Wl,-lc
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+libvgauth_la_LDFLAGS += -Wl,-lc -Wl,-z,relro,-z,now
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 # Message catalogs.
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 install-data-hook:
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-- 
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1.8.3.1
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