import libffi-3.1-23.el8
This commit is contained in:
CentOS Sources
Stepan Oksanichenko
parent
f3d82b388f
commit
8741720f68
120
SOURCES/libffi-3.1-memfd.patch
Normal file
120
SOURCES/libffi-3.1-memfd.patch
Normal file
@ -0,0 +1,120 @@
|
||||
From 5c63b463b87d3c06102a4a7f05f395929d9ea79b Mon Sep 17 00:00:00 2001
|
||||
From: DJ Delorie <dj@delorie.com>
|
||||
Date: Wed, 2 Dec 2020 16:14:27 -0500
|
||||
Subject: Use memfd_create() (#604)
|
||||
|
||||
memfd_create creates a file in a memory-only filesystem that may
|
||||
bypass strict security protocols in filesystem-based temporary
|
||||
files.
|
||||
|
||||
diff -rup a/configure.ac b/configure.ac
|
||||
--- a/configure.ac 2014-05-11 09:57:49.000000000 -0400
|
||||
+++ b/configure.ac 2021-11-03 17:41:31.935391831 -0400
|
||||
@@ -63,6 +63,9 @@ EOF
|
||||
|
||||
AM_MAINTAINER_MODE
|
||||
|
||||
+AC_CHECK_HEADERS(sys/memfd.h)
|
||||
+AC_CHECK_FUNCS([memfd_create])
|
||||
+
|
||||
AC_CHECK_HEADERS(sys/mman.h)
|
||||
AC_CHECK_FUNCS(mmap)
|
||||
AC_FUNC_MMAP_BLACKLIST
|
||||
diff -rup a/configure b/configure
|
||||
--- a/configure 2014-05-19 09:44:03.000000000 -0400
|
||||
+++ b/configure 2021-11-18 17:29:45.484951520 -0500
|
||||
@@ -16976,6 +16976,30 @@ fi
|
||||
|
||||
|
||||
|
||||
+for ac_header in sys/memfd.h
|
||||
+do :
|
||||
+ ac_fn_c_check_header_mongrel "$LINENO" "sys/memfd.h" "ac_cv_header_sys_memfd_h" "$ac_includes_default"
|
||||
+if test "x$ac_cv_header_sys_memfd_h" = xyes; then :
|
||||
+ cat >>confdefs.h <<_ACEOF
|
||||
+#define HAVE_SYS_MEMFD_H 1
|
||||
+_ACEOF
|
||||
+
|
||||
+fi
|
||||
+
|
||||
+done
|
||||
+
|
||||
+for ac_func in memfd_create
|
||||
+do :
|
||||
+ ac_fn_c_check_func "$LINENO" "memfd_create" "ac_cv_func_memfd_create"
|
||||
+if test "x$ac_cv_func_memfd_create" = xyes; then :
|
||||
+ cat >>confdefs.h <<_ACEOF
|
||||
+#define HAVE_MEMFD_CREATE 1
|
||||
+_ACEOF
|
||||
+
|
||||
+fi
|
||||
+done
|
||||
+
|
||||
+
|
||||
for ac_header in sys/mman.h
|
||||
do :
|
||||
ac_fn_c_check_header_mongrel "$LINENO" "sys/mman.h" "ac_cv_header_sys_mman_h" "$ac_includes_default"
|
||||
diff -rup a/fficonfig.h.in b/fficonfig.h.in
|
||||
--- a/fficonfig.h.in 2014-05-19 09:44:04.000000000 -0400
|
||||
+++ b/fficonfig.h.in 2021-11-18 17:45:39.000000000 -0500
|
||||
@@ -79,6 +79,9 @@
|
||||
/* Define to 1 if you have the `memcpy' function. */
|
||||
#undef HAVE_MEMCPY
|
||||
|
||||
+/* Define to 1 if you have the `memfd_create' function. */
|
||||
+#undef HAVE_MEMFD_CREATE
|
||||
+
|
||||
/* Define to 1 if you have the <memory.h> header file. */
|
||||
#undef HAVE_MEMORY_H
|
||||
|
||||
@@ -109,6 +112,9 @@
|
||||
/* Define to 1 if you have the <string.h> header file. */
|
||||
#undef HAVE_STRING_H
|
||||
|
||||
+/* Define to 1 if you have the <sys/memfd.h> header file. */
|
||||
+#undef HAVE_SYS_MEMFD_H
|
||||
+
|
||||
/* Define to 1 if you have the <sys/mman.h> header file. */
|
||||
#undef HAVE_SYS_MMAN_H
|
||||
|
||||
diff -rup a/src/closures.c b/src/closures.c
|
||||
--- a/src/closures.c 2021-11-03 17:37:37.841416436 -0400
|
||||
+++ b/src/closures.c 2021-11-03 17:43:19.027498783 -0400
|
||||
@@ -117,6 +117,9 @@
|
||||
#endif /* HAVE_MNTENT */
|
||||
#include <sys/param.h>
|
||||
#include <pthread.h>
|
||||
+#ifdef HAVE_SYS_MEMFD_H
|
||||
+#include <sys/memfd.h>
|
||||
+#endif
|
||||
|
||||
/* We don't want sys/mman.h to be included after we redefine mmap and
|
||||
dlmunmap. */
|
||||
@@ -263,6 +266,17 @@ static int execfd = -1;
|
||||
/* The amount of space already allocated from the temporary file. */
|
||||
static size_t execsize = 0;
|
||||
|
||||
+#ifdef HAVE_MEMFD_CREATE
|
||||
+/* Open a temporary file name, and immediately unlink it. */
|
||||
+static int
|
||||
+open_temp_exec_file_memfd (const char *name)
|
||||
+{
|
||||
+ int fd;
|
||||
+ fd = memfd_create (name, MFD_CLOEXEC);
|
||||
+ return fd;
|
||||
+}
|
||||
+#endif
|
||||
+
|
||||
/* Open a temporary file name, and immediately unlink it. */
|
||||
static int
|
||||
open_temp_exec_file_name (char *name, int flags)
|
||||
@@ -382,6 +396,9 @@ static struct
|
||||
const char *arg;
|
||||
int repeat;
|
||||
} open_temp_exec_file_opts[] = {
|
||||
+#ifdef HAVE_MEMFD_CREATE
|
||||
+ { open_temp_exec_file_memfd, "libffi", 0 },
|
||||
+#endif
|
||||
{ open_temp_exec_file_env, "LIBFFI_TMPDIR", 0 },
|
||||
{ open_temp_exec_file_env, "TMPDIR", 0 },
|
||||
{ open_temp_exec_file_dir, "/tmp", 0 },
|
||||
@ -2,7 +2,7 @@
|
||||
|
||||
Name: libffi
|
||||
Version: 3.1
|
||||
Release: 22%{?dist}
|
||||
Release: 23%{?dist}
|
||||
Summary: A portable foreign function interface library
|
||||
|
||||
Group: System Environment/Libraries
|
||||
@ -17,6 +17,7 @@ Patch2: libffi-aarch64-rhbz1174037.patch
|
||||
Patch3: libffi-3.1-aarch64-fix-exec-stack.patch
|
||||
Patch5: libffi-3.1-closures-Create-temporary-file-with-O_TMPFILE-and-O_.patch
|
||||
Patch6: libffi-3.1-libffi_tmpdir.patch
|
||||
Patch7: libffi-3.1-memfd.patch
|
||||
|
||||
%description
|
||||
Compilers for high level languages generate code that follow certain
|
||||
@ -67,6 +68,7 @@ developing applications that use %{name}.
|
||||
%patch3 -p1 -b .aarch64execstack
|
||||
%patch5 -p1
|
||||
%patch6 -p1
|
||||
%patch7 -p1
|
||||
|
||||
|
||||
%build
|
||||
@ -127,6 +129,9 @@ fi
|
||||
%{_infodir}/libffi.info.gz
|
||||
|
||||
%changelog
|
||||
* Fri Nov 19 2021 DJ Delorie <dj@redhat.com> - 3.1-23
|
||||
- Use memfd_create() to allocate closures (#1875340)
|
||||
|
||||
* Wed May 6 2020 DJ Delorie <dj@redhat.com> - 3.1-22
|
||||
- Add $LIBFFI_TMPDIR environment variable support (#1723951)
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user