diff options
| -rw-r--r-- | meta/conf/distro/include/security_flags.inc | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/meta/conf/distro/include/security_flags.inc b/meta/conf/distro/include/security_flags.inc index ff5f34e3a3..5755d28104 100644 --- a/meta/conf/distro/include/security_flags.inc +++ b/meta/conf/distro/include/security_flags.inc @@ -9,8 +9,11 @@ # -O0 which then results in a compiler warning. lcl_maybe_fortify = "${@base_conditional('DEBUG_BUILD','1','','-D_FORTIFY_SOURCE=2',d)}" -SECURITY_CFLAGS ?= "-fstack-protector-strong -pie -fpie ${lcl_maybe_fortify}" -SECURITY_NO_PIE_CFLAGS ?= "-fstack-protector-strong ${lcl_maybe_fortify}" +# Error on use of format strings that represent possible security problems +SECURITY_STRINGFORMAT ?= "-Wformat -Wformat-security -Werror=format-security" + +SECURITY_CFLAGS ?= "-fstack-protector-strong -pie -fpie ${lcl_maybe_fortify} ${SECURITY_STRINGFORMAT}" +SECURITY_NO_PIE_CFLAGS ?= "-fstack-protector-strong ${lcl_maybe_fortify} ${SECURITY_STRINGFORMAT}" SECURITY_LDFLAGS ?= "-fstack-protector-strong -Wl,-z,relro,-z,now" SECURITY_X_LDFLAGS ?= "-fstack-protector-strong -Wl,-z,relro" @@ -92,6 +95,23 @@ SECURITY_CFLAGS_pn-zlib = "${SECURITY_NO_PIE_CFLAGS}" SECURITY_CFLAGS_pn-ltp = "${SECURITY_NO_PIE_CFLAGS}" SECURITY_CFLAGS_pn-pulseaudio = "${SECURITY_NO_PIE_CFLAGS}" +# Recipes which fail to compile when elevating -Wformat-security to an error +SECURITY_STRINGFORMAT_pn-busybox = "" +SECURITY_STRINGFORMAT_pn-console-tools = "" +SECURITY_STRINGFORMAT_pn-cmake = "" +SECURITY_STRINGFORMAT_pn-expect = "" +SECURITY_STRINGFORMAT_pn-gcc = "" +SECURITY_STRINGFORMAT_pn-gettext = "" +SECURITY_STRINGFORMAT_pn-kexec-tools = "" +SECURITY_STRINGFORMAT_pn-leafpad = "" +SECURITY_STRINGFORMAT_pn-libuser = "" +SECURITY_STRINGFORMAT_pn-ltp = "" +SECURITY_STRINGFORMAT_pn-makedevs = "" +SECURITY_STRINGFORMAT_pn-oh-puzzles = "" +SECURITY_STRINGFORMAT_pn-stat = "" +SECURITY_STRINGFORMAT_pn-unzip = "" +SECURITY_STRINGFORMAT_pn-zip = "" + TARGET_CFLAGS_append_class-target = " ${SECURITY_CFLAGS}" TARGET_LDFLAGS_append_class-target = " ${SECURITY_LDFLAGS}" |