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-rw-r--r--meta/recipes-core/glibc/glibc-version.inc2
-rw-r--r--meta/recipes-core/glibc/glibc/0030-Improve-IFUNC-check-BZ-25506.patch47
-rw-r--r--meta/recipes-core/glibc/glibc/0031-Fix-build-with-GCC-10-when-long-double-double.patch170
-rw-r--r--meta/recipes-core/glibc/glibc/CVE-2020-10029.patch128
-rw-r--r--meta/recipes-core/glibc/glibc_2.31.bb3
5 files changed, 1 insertions, 349 deletions
diff --git a/meta/recipes-core/glibc/glibc-version.inc b/meta/recipes-core/glibc/glibc-version.inc
index 4c72eedf41..c2d68979eb 100644
--- a/meta/recipes-core/glibc/glibc-version.inc
+++ b/meta/recipes-core/glibc/glibc-version.inc
@@ -1,6 +1,6 @@
1SRCBRANCH ?= "release/2.31/master" 1SRCBRANCH ?= "release/2.31/master"
2PV = "2.31+git${SRCPV}" 2PV = "2.31+git${SRCPV}"
3SRCREV_glibc ?= "71f2b249a28e17eac0e47c53af44d5c5b65101aa" 3SRCREV_glibc ?= "109474122400ca7d60782b131dc867a5c1f2fe55"
4SRCREV_localedef ?= "cd9f958c4c94a638fa7b2b4e21627364f1a1a655" 4SRCREV_localedef ?= "cd9f958c4c94a638fa7b2b4e21627364f1a1a655"
5 5
6GLIBC_GIT_URI ?= "git://sourceware.org/git/glibc.git" 6GLIBC_GIT_URI ?= "git://sourceware.org/git/glibc.git"
diff --git a/meta/recipes-core/glibc/glibc/0030-Improve-IFUNC-check-BZ-25506.patch b/meta/recipes-core/glibc/glibc/0030-Improve-IFUNC-check-BZ-25506.patch
deleted file mode 100644
index 1cb398d2bc..0000000000
--- a/meta/recipes-core/glibc/glibc/0030-Improve-IFUNC-check-BZ-25506.patch
+++ /dev/null
@@ -1,47 +0,0 @@
1From 87a698a21646b7ee620923ef5ffa9735471a8ddd Mon Sep 17 00:00:00 2001
2From: Fangrui Song <maskray@google.com>
3Date: Tue, 4 Feb 2020 21:55:44 -0800
4Subject: [PATCH] Improve IFUNC check [BZ #25506]
5
6GNU ld's RISCV port does not support IFUNC. ld -no-pie produces no
7relocation and the test passed incorrectly. Be more rigid by testing
8IRELATIVE explicitly.
9
10Upstream-Status: Backport [https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=87a698a21646b7ee620923ef5ffa9735471a8ddd]
11Tested-by: Aurelien Jarno <aurelien@aurel32.net>
12Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
13Signed-off-by: Khem Raj <raj.khem@gmail.com>
14---
15 configure | 2 +-
16 configure.ac | 2 +-
17 2 files changed, 2 insertions(+), 2 deletions(-)
18
19diff --git a/configure b/configure
20index b959d2d988..3b98ec312f 100755
21--- a/configure
22+++ b/configure
23@@ -4035,7 +4035,7 @@ if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS \
24 -o conftest conftest.S 1>&5 2>&5; then
25 # Do a link to see if the backend supports IFUNC relocs.
26 $READELF -r conftest 1>&5
27- LC_ALL=C $READELF -r conftest | grep 'no relocations' >/dev/null || {
28+ LC_ALL=C $READELF -Wr conftest | grep -q 'IRELATIVE\|R_SPARC_JMP_IREL' && {
29 libc_cv_ld_gnu_indirect_function=yes
30 }
31 fi
32diff --git a/configure.ac b/configure.ac
33index 49b900c1ed..e20034f301 100644
34--- a/configure.ac
35+++ b/configure.ac
36@@ -649,7 +649,7 @@ if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS \
37 -o conftest conftest.S 1>&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD; then
38 # Do a link to see if the backend supports IFUNC relocs.
39 $READELF -r conftest 1>&AS_MESSAGE_LOG_FD
40- LC_ALL=C $READELF -r conftest | grep 'no relocations' >/dev/null || {
41+ LC_ALL=C $READELF -Wr conftest | grep -q 'IRELATIVE\|R_SPARC_JMP_IREL' && {
42 libc_cv_ld_gnu_indirect_function=yes
43 }
44 fi
45--
462.25.1
47
diff --git a/meta/recipes-core/glibc/glibc/0031-Fix-build-with-GCC-10-when-long-double-double.patch b/meta/recipes-core/glibc/glibc/0031-Fix-build-with-GCC-10-when-long-double-double.patch
deleted file mode 100644
index 72622961ad..0000000000
--- a/meta/recipes-core/glibc/glibc/0031-Fix-build-with-GCC-10-when-long-double-double.patch
+++ /dev/null
@@ -1,170 +0,0 @@
1From 49348beafe9ba150c9bd48595b3f372299bddbb0 Mon Sep 17 00:00:00 2001
2From: Joseph Myers <joseph@codesourcery.com>
3Date: Tue, 17 Mar 2020 22:57:42 +0000
4Subject: [PATCH] Fix build with GCC 10 when long double = double.
5
6On platforms where long double has the same ABI as double, glibc
7defines long double functions as aliases for the corresponding double
8functions. The declarations of those functions in <math.h> are
9disabled to avoid problems with aliases having incompatible types, but
10GCC 10 now gives errors for incompatible types when the long double
11function is known to GCC as a built-in function, not just when there
12is an incompatible header declaration.
13
14This patch fixes those errors by using appropriate
15-fno-builtin-<function> options to compile the double functions. The
16list of CFLAGS-* settings is an appropriately adapted version of that
17in sysdeps/ieee754/ldbl-opt/Makefile used there for building nldbl-*.c
18files; in particular, the options are used even if GCC does not
19currently have a built-in function of a given function, so that adding
20such a built-in function in future will not break the glibc build.
21Thus, various of the CFLAGS-* settings are only for future-proofing
22and may not currently be needed (and it's possible some could be
23irrelevant for other reasons).
24
25Tested with build-many-glibcs.py for arm-linux-gnueabi (compilers and
26glibcs builds), where it fixes the build that previously failed.
27
28Upstream-Status: Backport [https://sourceware.org/git/?p=glibc.git;a=commit;h=49348beafe9ba150c9bd48595b3f372299bddbb0]
29Signed-off-by: Khem Raj <raj.khem@gmail.com>
30
31---
32 math/Makefile | 122 ++++++++++++++++++++++++++++++++++++++++++++++++++
33 1 file changed, 122 insertions(+)
34
35diff --git a/math/Makefile b/math/Makefile
36index 84a8b94c74..0a5a40430e 100644
37--- a/math/Makefile
38+++ b/math/Makefile
39@@ -650,6 +650,128 @@ ifneq ($(long-double-fcts),yes)
40 # We won't compile the `long double' code at all. Tell the `double' code
41 # to define aliases for the `FUNCl' names.
42 math-CPPFLAGS += -DNO_LONG_DOUBLE
43+# GCC 10 diagnoses aliases with types conflicting with built-in
44+# functions.
45+CFLAGS-w_acos.c += -fno-builtin-acosl
46+CFLAGS-w_acosh.c += -fno-builtin-acoshl
47+CFLAGS-w_asin.c += -fno-builtin-asinl
48+CFLAGS-s_asinh.c += -fno-builtin-asinhl
49+CFLAGS-s_atan.c += -fno-builtin-atanl
50+CFLAGS-w_atan2.c += -fno-builtin-atan2l
51+CFLAGS-w_atanh.c += -fno-builtin-atanhl
52+CFLAGS-s_cabs.c += -fno-builtin-cabsl
53+CFLAGS-s_cacos.c += -fno-builtin-cacosl
54+CFLAGS-s_cacosh.c += -fno-builtin-cacoshl
55+CFLAGS-s_canonicalize.c += -fno-builtin-canonicalizel
56+CFLAGS-s_carg.c += -fno-builtin-cargl
57+CFLAGS-s_casin.c += -fno-builtin-casinl
58+CFLAGS-s_casinh.c += -fno-builtin-casinhl
59+CFLAGS-s_catan.c += -fno-builtin-catanl
60+CFLAGS-s_catanh.c += -fno-builtin-catanhl
61+CFLAGS-s_cbrt.c += -fno-builtin-cbrtl
62+CFLAGS-s_ccos.c += -fno-builtin-ccosl
63+CFLAGS-s_ccosh.c += -fno-builtin-ccoshl
64+CFLAGS-s_ceil.c += -fno-builtin-ceill
65+CFLAGS-s_cexp.c += -fno-builtin-cexpl
66+CFLAGS-s_cimag.c += -fno-builtin-cimagl
67+CFLAGS-s_clog.c += -fno-builtin-clogl
68+CFLAGS-s_clog10.c += -fno-builtin-clog10l
69+CFLAGS-s_conj.c += -fno-builtin-conjl
70+CFLAGS-s_copysign.c += -fno-builtin-copysignl
71+CFLAGS-s_cos.c += -fno-builtin-cosl
72+CFLAGS-w_cosh.c += -fno-builtin-coshl
73+CFLAGS-s_cpow.c += -fno-builtin-cpowl
74+CFLAGS-s_cproj.c += -fno-builtin-cprojl
75+CFLAGS-s_creal.c += -fno-builtin-creall
76+CFLAGS-s_csin.c += -fno-builtin-csinl
77+CFLAGS-s_csinh.c += -fno-builtin-csinhl
78+CFLAGS-s_csqrt.c += -fno-builtin-csqrtl
79+CFLAGS-s_ctan.c += -fno-builtin-ctanl
80+CFLAGS-s_ctanh.c += -fno-builtin-ctanhl
81+CFLAGS-s_dadd.c += -fno-builtin-daddl
82+CFLAGS-s_ddiv.c += -fno-builtin-ddivl
83+CFLAGS-s_dmul.c += -fno-builtin-dmull
84+CFLAGS-s_dsub.c += -fno-builtin-dsubl
85+CFLAGS-s_erf.c += -fno-builtin-erfl
86+CFLAGS-s_erfc.c += -fno-builtin-erfcl
87+CFLAGS-e_exp.c += -fno-builtin-expl
88+CFLAGS-w_exp10.c += -fno-builtin-exp10l
89+CFLAGS-e_exp2.c += -fno-builtin-exp2l
90+CFLAGS-s_expm1.c += -fno-builtin-expm1l
91+CFLAGS-s_fabs.c += -fno-builtin-fabsl
92+CFLAGS-s_fadd.c += -fno-builtin-faddl
93+CFLAGS-s_fdim.c += -fno-builtin-fdiml
94+CFLAGS-s_fdiv.c += -fno-builtin-fdivl
95+CFLAGS-s_finite.c += -fno-builtin-finitel
96+CFLAGS-s_floor.c += -fno-builtin-floorl
97+CFLAGS-s_fma.c += -fno-builtin-fmal
98+CFLAGS-s_fmax.c += -fno-builtin-fmaxl
99+CFLAGS-s_fmaxmag.c += -fno-builtin-fmaxmagl
100+CFLAGS-s_fmin.c += -fno-builtin-fminl
101+CFLAGS-s_fminmag.c += -fno-builtin-fminmagl
102+CFLAGS-w_fmod.c += -fno-builtin-fmodl
103+CFLAGS-s_fmul.c += -fno-builtin-fmull
104+CFLAGS-s_frexp.c += -fno-builtin-frexpl
105+CFLAGS-s_fromfp.c += -fno-builtin-fromfpl
106+CFLAGS-s_fromfpx.c += -fno-builtin-fromfpxl
107+CFLAGS-s_fsub.c += -fno-builtin-fsubl
108+CFLAGS-s_gamma.c += -fno-builtin-gammal
109+CFLAGS-s_getpayload.c += -fno-builtin-getpayloadl
110+CFLAGS-w_hypot.c += -fno-builtin-hypotl
111+CFLAGS-w_ilogb.c += -fno-builtin-ilogbl
112+CFLAGS-s_isinf.c += -fno-builtin-isinfl
113+CFLAGS-s_isnan.c += -fno-builtin-isnanl
114+CFLAGS-w_j0.c += -fno-builtin-j0l
115+CFLAGS-w_j1.c += -fno-builtin-j1l
116+CFLAGS-w_jn.c += -fno-builtin-jnl
117+CFLAGS-s_ldexp.c += -fno-builtin-ldexpl
118+CFLAGS-w_lgamma.c += -fno-builtin-lgammal
119+CFLAGS-w_lgamma_r.c += -fno-builtin-lgammal_r
120+CFLAGS-w_llogb.c += -fno-builtin-llogbl
121+CFLAGS-s_llrint.c += -fno-builtin-llrintl
122+CFLAGS-s_llround.c += -fno-builtin-llroundl
123+CFLAGS-e_log.c += -fno-builtin-logl
124+CFLAGS-w_log10.c += -fno-builtin-log10l
125+CFLAGS-w_log1p.c += -fno-builtin-log1pl
126+CFLAGS-e_log2.c += -fno-builtin-log2l
127+CFLAGS-s_logb.c += -fno-builtin-logbl
128+CFLAGS-s_lrint.c += -fno-builtin-lrintl
129+CFLAGS-s_lround.c += -fno-builtin-lroundl
130+CFLAGS-s_modf.c += -fno-builtin-modfl
131+CFLAGS-s_nan.c += -fno-builtin-nanl
132+CFLAGS-s_nearbyint.c += -fno-builtin-nearbyintl
133+CFLAGS-s_nextafter.c += -fno-builtin-nextafterl
134+CFLAGS-s_nextdown.c += -fno-builtin-nextdownl
135+CFLAGS-s_nexttoward.c += -fno-builtin-nexttoward -fno-builtin-nexttowardl
136+CFLAGS-s_nexttowardf.c += -fno-builtin-nexttowardf
137+CFLAGS-s_nextup.c += -fno-builtin-nextupl
138+CFLAGS-e_pow.c += -fno-builtin-powl
139+CFLAGS-w_remainder.c += -fno-builtin-remainderl -fno-builtin-dreml
140+CFLAGS-s_remquo.c += -fno-builtin-remquol
141+CFLAGS-s_rint.c += -fno-builtin-rintl
142+CFLAGS-s_round.c += -fno-builtin-roundl
143+CFLAGS-s_roundeven.c += -fno-builtin-roundevenl
144+CFLAGS-w_scalb.c += -fno-builtin-scalbl
145+CFLAGS-w_scalbln.c += -fno-builtin-scalblnl
146+CFLAGS-s_scalbn.c += -fno-builtin-scalbnl
147+CFLAGS-s_setpayload.c += -fno-builtin-setpayloadl
148+CFLAGS-s_setpayloadsig.c += -fno-builtin-setpayloadsigl
149+CFLAGS-s_significand.c += -fno-builtin-significandl
150+CFLAGS-s_sin.c += -fno-builtin-sinl
151+CFLAGS-s_sincos.c += -fno-builtin-sincosl
152+CFLAGS-w_sinh.c += -fno-builtin-sinhl
153+CFLAGS-w_sqrt.c += -fno-builtin-sqrtl
154+CFLAGS-s_tan.c += -fno-builtin-tanl
155+CFLAGS-s_tanh.c += -fno-builtin-tanhl
156+CFLAGS-w_tgamma.c += -fno-builtin-tgammal
157+CFLAGS-s_totalorder.c += -fno-builtin-totalorderl
158+CFLAGS-s_totalordermag.c += -fno-builtin-totalordermagl
159+CFLAGS-s_trunc.c += -fno-builtin-truncl
160+CFLAGS-s_ufromfp.c += -fno-builtin-ufromfpl
161+CFLAGS-s_ufromfpx.c += -fno-builtin-ufromfpxl
162+CFLAGS-s_y0.c += -fno-builtin-y0l
163+CFLAGS-s_y1.c += -fno-builtin-y1l
164+CFLAGS-s_yn.c += -fno-builtin-ynl
165 endif
166
167 # These files quiet sNaNs in a way that is optimized away without
168--
1692.26.0
170
diff --git a/meta/recipes-core/glibc/glibc/CVE-2020-10029.patch b/meta/recipes-core/glibc/glibc/CVE-2020-10029.patch
deleted file mode 100644
index 22a15f5fdc..0000000000
--- a/meta/recipes-core/glibc/glibc/CVE-2020-10029.patch
+++ /dev/null
@@ -1,128 +0,0 @@
1From ce265ec5bc25ec35fba53807abac1b0c8469895e Mon Sep 17 00:00:00 2001
2From: Joseph Myers <joseph@codesourcery.com>
3Date: Wed, 12 Feb 2020 23:31:56 +0000
4Subject: [PATCH] Avoid ldbl-96 stack corruption from range reduction of
5
6 pseudo-zero (bug 25487).
7
8Bug 25487 reports stack corruption in ldbl-96 sinl on a pseudo-zero
9argument (an representation where all the significand bits, including
10the explicit high bit, are zero, but the exponent is not zero, which
11is not a valid representation for the long double type).
12
13Although this is not a valid long double representation, existing
14practice in this area (see bug 4586, originally marked invalid but
15subsequently fixed) is that we still seek to avoid invalid memory
16accesses as a result, in case of programs that treat arbitrary binary
17data as long double representations, although the invalid
18representations of the ldbl-96 format do not need to be consistently
19handled the same as any particular valid representation.
20
21This patch makes the range reduction detect pseudo-zero and unnormal
22representations that would otherwise go to __kernel_rem_pio2, and
23returns a NaN for them instead of continuing with the range reduction
24process. (Pseudo-zero and unnormal representations whose unbiased
25exponent is less than -1 have already been safely returned from the
26function before this point without going through the rest of range
27reduction.) Pseudo-zero representations would previously result in
28the value passed to __kernel_rem_pio2 being all-zero, which is
29definitely unsafe; unnormal representations would previously result in
30a value passed whose high bit is zero, which might well be unsafe
31since that is not a form of input expected by __kernel_rem_pio2.
32
33Tested for x86_64.
34
35CVE: CVE-2020-10029
36Upstream-Status: Backport [https://sourceware.org/git/gitweb.cgi?p=glibc.git;
37a=patch;h=9333498794cde1d5cca518badf79533a24114b6f]
38Signed-off-by: Zhixiong Chi <zhixiong.chi@windriver.com>
39
40---
41 sysdeps/ieee754/ldbl-96/Makefile | 3 ++-
42 sysdeps/ieee754/ldbl-96/e_rem_pio2l.c | 12 +++++++++
43 sysdeps/ieee754/ldbl-96/test-sinl-pseudo.c | 41 ++++++++++++++++++++++++++++++
44 3 files changed, 55 insertions(+), 1 deletion(-)
45 create mode 100644 sysdeps/ieee754/ldbl-96/test-sinl-pseudo.c
46
47diff --git a/sysdeps/ieee754/ldbl-96/Makefile b/sysdeps/ieee754/ldbl-96/Makefile
48index b103254..052c1c7 100644
49--- a/sysdeps/ieee754/ldbl-96/Makefile
50+++ b/sysdeps/ieee754/ldbl-96/Makefile
51@@ -17,5 +17,6 @@
52 # <https://www.gnu.org/licenses/>.
53
54 ifeq ($(subdir),math)
55-tests += test-canonical-ldbl-96 test-totalorderl-ldbl-96
56+tests += test-canonical-ldbl-96 test-totalorderl-ldbl-96 test-sinl-pseudo
57+CFLAGS-test-sinl-pseudo.c += -fstack-protector-all
58 endif
59diff --git a/sysdeps/ieee754/ldbl-96/e_rem_pio2l.c b/sysdeps/ieee754/ldbl-96/e_rem_pio2l.c
60index 805de22..1aeccb4 100644
61--- a/sysdeps/ieee754/ldbl-96/e_rem_pio2l.c
62+++ b/sysdeps/ieee754/ldbl-96/e_rem_pio2l.c
63@@ -210,6 +210,18 @@ __ieee754_rem_pio2l (long double x, long double *y)
64 return 0;
65 }
66
67+ if ((i0 & 0x80000000) == 0)
68+ {
69+ /* Pseudo-zero and unnormal representations are not valid
70+ representations of long double. We need to avoid stack
71+ corruption in __kernel_rem_pio2, which expects input in a
72+ particular normal form, but those representations do not need
73+ to be consistently handled like any particular floating-point
74+ value. */
75+ y[1] = y[0] = __builtin_nanl ("");
76+ return 0;
77+ }
78+
79 /* Split the 64 bits of the mantissa into three 24-bit integers
80 stored in a double array. */
81 exp = j0 - 23;
82diff --git a/sysdeps/ieee754/ldbl-96/test-sinl-pseudo.c b/sysdeps/ieee754/ldbl-96/test-sinl-pseudo.c
83new file mode 100644
84index 0000000..f59b977
85--- /dev/null
86+++ b/sysdeps/ieee754/ldbl-96/test-sinl-pseudo.c
87@@ -0,0 +1,41 @@
88+/* Test sinl for pseudo-zeros and unnormals for ldbl-96 (bug 25487).
89+ Copyright (C) 2020 Free Software Foundation, Inc.
90+ This file is part of the GNU C Library.
91+
92+ The GNU C Library is free software; you can redistribute it and/or
93+ modify it under the terms of the GNU Lesser General Public
94+ License as published by the Free Software Foundation; either
95+ version 2.1 of the License, or (at your option) any later version.
96+
97+ The GNU C Library is distributed in the hope that it will be useful,
98+ but WITHOUT ANY WARRANTY; without even the implied warranty of
99+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
100+ Lesser General Public License for more details.
101+
102+ You should have received a copy of the GNU Lesser General Public
103+ License along with the GNU C Library; if not, see
104+ <https://www.gnu.org/licenses/>. */
105+
106+#include <math.h>
107+#include <math_ldbl.h>
108+#include <stdint.h>
109+
110+static int
111+do_test (void)
112+{
113+ for (int i = 0; i < 64; i++)
114+ {
115+ uint64_t sig = i == 63 ? 0 : 1ULL << i;
116+ long double ld;
117+ SET_LDOUBLE_WORDS (ld, 0x4141,
118+ sig >> 32, sig & 0xffffffffULL);
119+ /* The requirement is that no stack overflow occurs when the
120+ pseudo-zero or unnormal goes through range reduction. */
121+ volatile long double ldr;
122+ ldr = sinl (ld);
123+ (void) ldr;
124+ }
125+ return 0;
126+}
127+
128+#include <support/test-driver.c>
diff --git a/meta/recipes-core/glibc/glibc_2.31.bb b/meta/recipes-core/glibc/glibc_2.31.bb
index 6605fd3967..2032311b27 100644
--- a/meta/recipes-core/glibc/glibc_2.31.bb
+++ b/meta/recipes-core/glibc/glibc_2.31.bb
@@ -40,9 +40,6 @@ SRC_URI = "${GLIBC_GIT_URI};branch=${SRCBRANCH};name=glibc \
40 file://0027-intl-Emit-no-lines-in-bison-generated-files.patch \ 40 file://0027-intl-Emit-no-lines-in-bison-generated-files.patch \
41 file://0028-inject-file-assembly-directives.patch \ 41 file://0028-inject-file-assembly-directives.patch \
42 file://0029-locale-prevent-maybe-uninitialized-errors-with-Os-BZ.patch \ 42 file://0029-locale-prevent-maybe-uninitialized-errors-with-Os-BZ.patch \
43 file://CVE-2020-10029.patch \
44 file://0030-Improve-IFUNC-check-BZ-25506.patch \
45 file://0031-Fix-build-with-GCC-10-when-long-double-double.patch \
46 " 43 "
47S = "${WORKDIR}/git" 44S = "${WORKDIR}/git"
48B = "${WORKDIR}/build-${TARGET_SYS}" 45B = "${WORKDIR}/build-${TARGET_SYS}"