require glibc.inc require glibc-version.inc # glibc https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2019-1010022 # glibc https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2019-1010023 # glibc https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2019-1010024 CVE_STATUS_GROUPS = "CVE_STATUS_RECIPE" CVE_STATUS_RECIPE = "CVE-2019-1010022 CVE-2019-1010023 CVE-2019-1010024" CVE_STATUS_RECIPE[status] = "disputed: \ Upstream glibc maintainers dispute there is any issue and have no plans to address it further. \ this is being treated as a non-security bug and no real threat." # glibc https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2019-1010025 # Potential patch at https://sourceware.org/bugzilla/show_bug.cgi?id=22853 CVE_STATUS[CVE-2019-1010025] = "disputed: \ Allows for ASLR bypass so can bypass some hardening, not an exploit in itself, may allow \ easier access for another. 'ASLR bypass itself is not a vulnerability.'" DEPENDS += "gperf-native bison-native" NATIVESDKFIXES ?= "" NATIVESDKFIXES:class-nativesdk = "\ file://0003-nativesdk-glibc-Look-for-host-system-ld.so.cache-as-.patch \ file://0004-nativesdk-glibc-Fix-buffer-overrun-with-a-relocated-.patch \ file://0005-nativesdk-glibc-Raise-the-size-of-arrays-containing-.patch \ file://0006-nativesdk-glibc-Allow-64-bit-atomics-for-x86.patch \ file://0007-nativesdk-glibc-Make-relocatable-install-for-locales.patch \ file://0008-nativesdk-glibc-Fall-back-to-faccessat-on-faccess2-r.patch \ " SRC_URI = "${GLIBC_GIT_URI};branch=${SRCBRANCH};name=glibc \ file://etc/ld.so.conf \ file://generate-supported.mk \ file://makedbs.sh \ \ ${NATIVESDKFIXES} \ file://0009-yes-within-the-path-sets-wrong-config-variables.patch \ file://0010-eglibc-Cross-building-and-testing-instructions.patch \ file://0011-eglibc-Help-bootstrap-cross-toolchain.patch \ file://0012-eglibc-Resolve-__fpscr_values-on-SH4.patch \ file://0013-eglibc-Forward-port-cross-locale-generation-support.patch \ file://0014-localedef-add-to-archive-uses-a-hard-coded-locale-pa.patch \ file://0015-powerpc-Do-not-ask-compiler-for-finding-arch.patch \ file://0016-wordsize.h-Unify-the-header-between-arm-and-aarch64.patch \ file://0017-Replace-echo-with-printf-builtin-in-nscd-init-script.patch \ file://0018-sysdeps-gnu-configure.ac-Set-libc_cv_rootsbindir-onl.patch \ file://0019-timezone-Make-shell-interpreter-overridable-in-tzsel.patch \ file://0020-tzselect.ksh-Use-bin-sh-default-shell-interpreter.patch \ file://0021-fix-create-thread-failed-in-unprivileged-process-BZ-.patch \ file://0022-Avoid-hardcoded-build-time-paths-in-the-output-binar.patch \ file://0023-aarch64-configure-Pass-mcpu-along-with-march-to-dete.patch \ file://0024-qemu-stale-process.patch \ " S = "${WORKDIR}/git" B = "${WORKDIR}/build-${TARGET_SYS}" PACKAGES_DYNAMIC = "" # the -isystem in bitbake.conf screws up glibc do_stage BUILD_CPPFLAGS = "-I${STAGING_INCDIR_NATIVE}" TARGET_CPPFLAGS = "-I${STAGING_DIR_TARGET}${includedir}" GLIBC_BROKEN_LOCALES = "" GLIBCPIE ??= "" EXTRA_OECONF = "--enable-kernel=${OLDEST_KERNEL} \ --disable-profile \ --disable-debug --without-gd \ --enable-clocale=gnu \ --with-headers=${STAGING_INCDIR} \ --without-selinux \ --enable-bind-now \ --enable-stack-protector=strong \ --disable-crypt \ --with-default-link \ --disable-werror \ --enable-fortify-source \ ${@bb.utils.contains_any('SELECTED_OPTIMIZATION', '-O0 -Og', '--disable-werror', '', d)} \ ${GLIBCPIE} \ ${GLIBC_EXTRA_OECONF}" EXTRA_OECONF += "${@get_libc_fpu_setting(bb, d)}" EXTRA_OECONF:append:x86-64 = " --enable-cet" PACKAGECONFIG ??= "nscd memory-tagging" PACKAGECONFIG[nscd] = "--enable-nscd,--disable-nscd" PACKAGECONFIG[memory-tagging] = "--enable-memory-tagging,--disable-memory-tagging" do_patch:append() { bb.build.exec_func('do_fix_readlib_c', d) } do_fix_readlib_c () { sed -i -e 's#OECORE_KNOWN_INTERPRETER_NAMES#${EGLIBC_KNOWN_INTERPRETER_NAMES}#' ${S}/elf/readlib.c } do_configure () { # override this function to avoid the autoconf/automake/aclocal/autoheader # calls for now # don't pass CPPFLAGS into configure, since it upsets the kernel-headers # version check and doesn't really help with anything (cd ${S} && gnu-configize) || die "failure in running gnu-configize" find ${S} -name "configure" | xargs touch CPPFLAGS="" LD="${HOST_PREFIX}ld.bfd ${TOOLCHAIN_OPTIONS}" oe_runconf } LDFLAGS += "-fuse-ld=bfd" CC += "-fuse-ld=bfd" do_compile () { base_do_compile echo "Adjust ldd script" if [ -n "${RTLDLIST}" ] then prevrtld=`cat ${B}/elf/ldd | grep "^RTLDLIST=" | sed 's#^RTLDLIST="\?\([^"]*\)"\?$#\1#'` # remove duplicate entries newrtld=`echo $(printf '%s\n' ${prevrtld} ${RTLDLIST} | LC_ALL=C sort -u)` echo "ldd \"${prevrtld} ${RTLDLIST}\" -> \"${newrtld}\"" sed -i ${B}/elf/ldd -e "s#^RTLDLIST=.*\$#RTLDLIST=\"${newrtld}\"#" fi } require glibc-package.inc BBCLASSEXTEND = "nativesdk"