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Upstream commit: 8b014a1b1f7aee1e3348db108aeea396359d481e

- Drop glibc-printf-grouping-swbz30068.patch; fix applied upstream

- s390: Fix build for -march=z13
- arm: Support gcc older than 10 for find_zero_all
- Linux: Remove generic Implies
- Linux: Remove unused generic Makefile
- Linux: Assume and consolidate getpeername wire-up syscall
- Linux: Assume and consolidate getsockname wire-up syscall
- Linux: Move wordsize-32 Version to default
- __glob64_time64: Fix typo for stub_warning call (BZ #30146)
- elf: Restore ldconfig libc6 implicit soname logic [BZ #30125]
- stdlib: Undo post review change to 16adc58e73f3 [BZ #27749]
- Define PC, SP and SYSRETURN for hurd x86_64
- mach: Use PAGE_SIZE
- hurd: Simplify init-first.c a bit
- hurd: Make timer_t pointer-sized
- hurd: Fix xattr function return type
- hurd: Use proper integer types
- hurd: Move thread state manipulation into _hurd_tls_new ()
- glob64_time64: Fix typo for stub_warning call (BZ #30146)
- Use uintptr_t instead of performing pointer subtraction with a null pointer
- ARC:fpu: add extra capability check before use of sqrt and fma builtins
- ARC: align child stack in clone
- string: Remove string_private.h
- iconv: Remove _STRING_ARCH_unaligned usage
- iconv: Remove _STRING_ARCH_unaligned usage for get/set macros
- resolv: Remove _STRING_ARCH_unaligned usage
- nscd: Remove _STRING_ARCH_unaligned usage
- stdlib: Simplify getenv
- crypto: Remove _STRING_ARCH_unaligned usage
- Fix ifunc-impl-list.c build for s390
- [hurd] Fix i686 build breakage caused by 4fedebc91108
- C2x strtol binary constant handling
- [hurd] Add MTU_DISCOVER values
- hurd: Fix unwinding over INTR_MSG_TRAP in shared too
- mach: undef ENTRY2
- hurd: i386 TLS tweaks
- stdio: Do not ignore posix_spawn error on popen (BZ #29016)
- update auto-libm-test-out-hypot
- added pair of inputs for hypotf in binary32
- Naming the parameter of dummy_sa_handler
- hurd: Fix tcflag_t and speed_t types on 64-bit
- htl: Remove ./sysdeps/htl/bits/types/struct___pthread_mutex.h
- hurd, htl: Add some x86_64-specific code
- Fix typos in comments
- htl: Generalize i386 pt-machdep.h to x86
- hurd: Set up the basic tree for x86_64-gnu
- mach: Look for mach_i386.defs on x86_64 too
- htl: Fix semaphore reference
- hurd: Fix xattr error value
- mach, hurd: Cast through uintptr_t
- hurd: Use mach_msg_type_number_t where appropriate
- hurd: Refactor readlinkat()
- Use __builtin_FILE instead of __FILE__ in assert in C++.
- hurd: Fix unwinding over INTR_MSG_TRAP
- powerpc64: Add the clone3 wrapper
- string: Disable stack protector in early static initialization
- string: Add libc_hidden_proto for memrchr
- string: Add libc_hidden_proto for strchrnul
- elf: Smoke-test ldconfig -p against system /etc/ld.so.cache
- NEWS: Document CVE-2023-25139.
- Use 64-bit time_t interfaces in strftime and strptime (bug 30053)
- C-SKY: Strip hard float abi from hard float feature.
- S390: Influence hwcaps/stfle via GLIBC_TUNABLES.
- string: Hook up the default implementation on test-strrchr
- string: Hook up the default implementation on test-memrchr
- string: Hook up the default implementation on test-memchr
- string: Hook up the default implementation on test-strcpy
- string: Hook up the default implementation on test-stpcpy
- string: Hook up the default implementation on test-strncmp
- string: Hook up the default implementation on test-strcmp
- string: Hook up the default implementation on test-strchr
- string: Hook up the default implementation on test-strnlen
- string: Hook up the default implementation on test-strlen
- riscv: Add string-fza.h and string-fzi.h
- sh: Add string-fzb.h
- powerpc: Add string-fza.h
- arm: Add string-fza.h
- alpha: Add string-fza, string-fzb.h, string-fzi.h, and string-shift.h
- hppa: Add string-fza.h, string-fzc.h, and string-fzi.h
- hppa: Add memcopy.h
- string: Improve generic strrchr with memrchr and strlen
- string: Improve generic memrchr
- string: Improve generic strnlen with memchr
- string: Improve generic memchr
- string: Improve generic strcpy
- string: Improve generic stpcpy
- string: Improve generic strncmp
- string: Improve generic strcmp
- string: Improve generic strchr
- string: Improve generic strchrnul
- string: Improve generic strlen
- Add string vectorized find and detection functions
- Parameterize OP_T_THRES from memcopy.h
- Parameterize op_t from memcopy.h
- Replace rawmemchr (s, '\0') with strchr
- AArch64: Improve SVE memcpy and memmove
- Account for grouping in printf width (bug 30068)
- Move RETURN_TO to x86/sysdep.h and implement x86_64 version.
- Remove pthread-pi-defines.sym
- stdlib: tests: don't double-define _FORTIFY_SOURCE
- LoongArch: Add new relocation types.
- Remove sysdeps/mach/i386/machine-sp.h
- cdefs: Limit definition of fortification macros
- hurd: Move some i386 bits to x86
- Remove support setting custom demuxers during signal handling.
- hurd: Implement SHM_ANON
- hurd: Implement O_TMPFILE
- hurd: Consolidate file_name_lookup implementation
- Linux: optimize clone3 internal usage
- aarch64: Add the clone3 wrapper
- linux: Add clone3 CLONE_CLEAR_SIGHAND optimization to posix_spawn
- Linux: Do not align the stack for __clone3
- linux: Extend internal clone3 documentation
- linux: Do not reset signal handler in posix_spawn if it is already SIG_DFL
- Open master branch for glibc 2.38 development
This commit is contained in:
Arjun Shankar 2023-02-20 21:34:56 +01:00
parent 97c044f99a
commit d9759bc576
3 changed files with 122 additions and 255 deletions
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251
glibc-printf-grouping-swbz30068.patch
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@ -1,251 +0,0 @@
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To: libc-alpha@sourceware.org
Cc: Carlos O'Donell <carlos@redhat.com>,
Andreas Schwab <schwab@suse.de>
Subject: [PATCH] Account for grouping in printf width (bug 30068)
Date: Sat, 4 Feb 2023 14:18:18 -0500
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This is a partial fix for mishandling of grouping when formatting
integers. It properly computes the width in the presence of grouping
characteres when the with is larger than the number of significant
digits. The precision related issue is documented in bug 23432.
Co-authored-by: Andreas Schwab <schwab@suse.de>
---
stdio-common/Makefile | 2 ++
stdio-common/tst-grouping3.c | 54 +++++++++++++++++++++++++++++
stdio-common/vfprintf-process-arg.c | 22 +++++++++---
3 files changed, 73 insertions(+), 5 deletions(-)
create mode 100644 stdio-common/tst-grouping3.c
diff --git a/stdio-common/Makefile b/stdio-common/Makefile
index 34fdd6d1f8..652d9e5f95 100644
--- a/stdio-common/Makefile
+++ b/stdio-common/Makefile
@@ -196,6 +196,7 @@ tests := \
tst-gets \
tst-grouping \
tst-grouping2 \
+ tst-grouping3 \
tst-long-dbl-fphex \
tst-memstream-string \
tst-obprintf \
@@ -340,6 +341,7 @@ $(objpfx)tst-sscanf.out: $(gen-locales)
$(objpfx)tst-swprintf.out: $(gen-locales)
$(objpfx)tst-vfprintf-mbs-prec.out: $(gen-locales)
$(objpfx)tst-vfprintf-width-i18n.out: $(gen-locales)
+$(objpfx)tst-grouping3.out: $(gen-locales)
endif
tst-printf-bz18872-ENV = MALLOC_TRACE=$(objpfx)tst-printf-bz18872.mtrace \
diff --git a/stdio-common/tst-grouping3.c b/stdio-common/tst-grouping3.c
new file mode 100644
index 0000000000..e9e39218e2
--- /dev/null
+++ b/stdio-common/tst-grouping3.c
@@ -0,0 +1,54 @@
+/* Test printf with grouping and padding (bug 30068)
+ Copyright (C) 2023 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <https://www.gnu.org/licenses/>. */
+
+#include <locale.h>
+#include <stdio.h>
+#include <support/check.h>
+#include <support/support.h>
+
+static int
+do_test (void)
+{
+ char buf[80];
+
+ xsetlocale (LC_NUMERIC, "de_DE.UTF-8");
+
+ /* The format string has the following conversion specifier:
+ ' - Use thousands grouping.
+ + - The result of a signed conversion shall begin with a sign.
+ - - Left justified.
+ 13 - Minimum 13 bytes of width.
+ 9 - Minimum 9 digits of precision.
+
+ In bug 30068 the grouping characters were not accounted for in
+ the width, and were added after the fact resulting in a 15-byte
+ output instead of a 13-byte output. The two additional bytes
+ come from the locale-specific thousands separator. This increase
+ in size could result in a buffer overflow if a reasonable caller
+ calculated the size of the expected buffer using nl_langinfo to
+ determine the sie of THOUSEP in bytes.
+
+ This bug is distinct from bug 23432 which has to do with the
+ minimum precision calculation (digit based). */
+ sprintf (buf, "%+-'13.9d", 1234567);
+ TEST_COMPARE_STRING (buf, "+001.234.567 ");
+
+ return 0;
+}
+
+#include <support/test-driver.c>
diff --git a/stdio-common/vfprintf-process-arg.c b/stdio-common/vfprintf-process-arg.c
index 24c9125f9f..8c0fcbcf78 100644
--- a/stdio-common/vfprintf-process-arg.c
+++ b/stdio-common/vfprintf-process-arg.c
@@ -186,11 +186,17 @@ LABEL (unsigned_number): /* Unsigned number of base BASE. */
bool octal_marker = (prec <= number_length && number.word != 0
&& alt && base == 8);
- prec = MAX (0, prec - (workend - string));
+ /* At this point prec_inc is the additional bytes required for the
+ specificed precision. It is 0 if the precision would not have
+ required additional bytes i.e. the number of input digits is more
+ than the precision. It is greater than zero if the precision is
+ more than the number of digits without grouping (precision only
+ considers digits). */
+ unsigned int prec_inc = MAX (0, prec - (workend - string));
if (!left)
{
- width -= number_length + prec;
+ width -= number_length + prec_inc;
if (number.word != 0 && alt && (base == 16 || base == 2))
/* Account for 0X, 0x, 0B or 0b hex or binary marker. */
@@ -221,7 +227,7 @@ LABEL (unsigned_number): /* Unsigned number of base BASE. */
Xprintf_buffer_putc (buf, spec);
}
- width += prec;
+ width += prec_inc;
Xprintf_buffer_pad (buf, L_('0'), width);
if (octal_marker)
@@ -237,6 +243,8 @@ LABEL (unsigned_number): /* Unsigned number of base BASE. */
}
else
{
+ /* Perform left justification adjustments. */
+
if (is_negative)
{
Xprintf_buffer_putc (buf, L_('-'));
@@ -263,9 +271,13 @@ LABEL (unsigned_number): /* Unsigned number of base BASE. */
if (octal_marker)
--width;
- width -= workend - string + prec;
+ /* Adjust the width by subtracting the number of bytes
+ required to represent the number with grouping characters
+ (NUMBER_LENGTH) and any additional bytes required for
+ precision. */
+ width -= number_length + prec_inc;
- Xprintf_buffer_pad (buf, L_('0'), prec);
+ Xprintf_buffer_pad (buf, L_('0'), prec_inc);
if (octal_marker)
Xprintf_buffer_putc (buf, L_('0'));

124
glibc.spec
View File

@ -1,5 +1,5 @@
%global glibcsrcdir glibc-2.37
%global glibcversion 2.37
%global glibcsrcdir glibc-2.37.9000-113-g8b014a1b1f
%global glibcversion 2.37.9000
# Pre-release tarballs are pulled in from git using a command that is
# effectively:
#
@ -230,7 +230,6 @@ Patch9: glibc-rh827510.patch
Patch13: glibc-fedora-localedata-rh61908.patch
Patch17: glibc-cs-path.patch
Patch23: glibc-python3.patch
Patch24: glibc-printf-grouping-swbz30068.patch
##############################################################################
# Continued list of core "glibc" package information:
@ -2194,6 +2193,125 @@ update_gconv_modules_cache ()
%files -f compat-libpthread-nonshared.filelist -n compat-libpthread-nonshared
%changelog
* Mon Feb 20 2023 Arjun Shankar <arjun@redhat.com> - 2.37.9000-1
- Drop glibc-printf-grouping-swbz30068.patch; fix applied upstream, and
- Auto-sync with upstream branch master,
commit 8b014a1b1f7aee1e3348db108aeea396359d481e:
- s390: Fix build for -march=z13
- arm: Support gcc older than 10 for find_zero_all
- Linux: Remove generic Implies
- Linux: Remove unused generic Makefile
- Linux: Assume and consolidate getpeername wire-up syscall
- Linux: Assume and consolidate getsockname wire-up syscall
- Linux: Move wordsize-32 Version to default
- __glob64_time64: Fix typo for stub_warning call (BZ #30146)
- elf: Restore ldconfig libc6 implicit soname logic [BZ #30125]
- stdlib: Undo post review change to 16adc58e73f3 [BZ #27749]
- Define PC, SP and SYSRETURN for hurd x86_64
- mach: Use PAGE_SIZE
- hurd: Simplify init-first.c a bit
- hurd: Make timer_t pointer-sized
- hurd: Fix xattr function return type
- hurd: Use proper integer types
- hurd: Move thread state manipulation into _hurd_tls_new ()
- glob64_time64: Fix typo for stub_warning call (BZ #30146)
- Use uintptr_t instead of performing pointer subtraction with a null pointer
- ARC:fpu: add extra capability check before use of sqrt and fma builtins
- ARC: align child stack in clone
- string: Remove string_private.h
- iconv: Remove _STRING_ARCH_unaligned usage
- iconv: Remove _STRING_ARCH_unaligned usage for get/set macros
- resolv: Remove _STRING_ARCH_unaligned usage
- nscd: Remove _STRING_ARCH_unaligned usage
- stdlib: Simplify getenv
- crypto: Remove _STRING_ARCH_unaligned usage
- Fix ifunc-impl-list.c build for s390
- [hurd] Fix i686 build breakage caused by 4fedebc91108
- C2x strtol binary constant handling
- [hurd] Add MTU_DISCOVER values
- hurd: Fix unwinding over INTR_MSG_TRAP in shared too
- mach: undef ENTRY2
- hurd: i386 TLS tweaks
- stdio: Do not ignore posix_spawn error on popen (BZ #29016)
- update auto-libm-test-out-hypot
- added pair of inputs for hypotf in binary32
- Naming the parameter of dummy_sa_handler
- hurd: Fix tcflag_t and speed_t types on 64-bit
- htl: Remove ./sysdeps/htl/bits/types/struct___pthread_mutex.h
- hurd, htl: Add some x86_64-specific code
- Fix typos in comments
- htl: Generalize i386 pt-machdep.h to x86
- hurd: Set up the basic tree for x86_64-gnu
- mach: Look for mach_i386.defs on x86_64 too
- htl: Fix semaphore reference
- hurd: Fix xattr error value
- mach, hurd: Cast through uintptr_t
- hurd: Use mach_msg_type_number_t where appropriate
- hurd: Refactor readlinkat()
- Use __builtin_FILE instead of __FILE__ in assert in C++.
- hurd: Fix unwinding over INTR_MSG_TRAP
- powerpc64: Add the clone3 wrapper
- string: Disable stack protector in early static initialization
- string: Add libc_hidden_proto for memrchr
- string: Add libc_hidden_proto for strchrnul
- elf: Smoke-test ldconfig -p against system /etc/ld.so.cache
- NEWS: Document CVE-2023-25139.
- Use 64-bit time_t interfaces in strftime and strptime (bug 30053)
- C-SKY: Strip hard float abi from hard float feature.
- S390: Influence hwcaps/stfle via GLIBC_TUNABLES.
- string: Hook up the default implementation on test-strrchr
- string: Hook up the default implementation on test-memrchr
- string: Hook up the default implementation on test-memchr
- string: Hook up the default implementation on test-strcpy
- string: Hook up the default implementation on test-stpcpy
- string: Hook up the default implementation on test-strncmp
- string: Hook up the default implementation on test-strcmp
- string: Hook up the default implementation on test-strchr
- string: Hook up the default implementation on test-strnlen
- string: Hook up the default implementation on test-strlen
- riscv: Add string-fza.h and string-fzi.h
- sh: Add string-fzb.h
- powerpc: Add string-fza.h
- arm: Add string-fza.h
- alpha: Add string-fza, string-fzb.h, string-fzi.h, and string-shift.h
- hppa: Add string-fza.h, string-fzc.h, and string-fzi.h
- hppa: Add memcopy.h
- string: Improve generic strrchr with memrchr and strlen
- string: Improve generic memrchr
- string: Improve generic strnlen with memchr
- string: Improve generic memchr
- string: Improve generic strcpy
- string: Improve generic stpcpy
- string: Improve generic strncmp
- string: Improve generic strcmp
- string: Improve generic strchr
- string: Improve generic strchrnul
- string: Improve generic strlen
- Add string vectorized find and detection functions
- Parameterize OP_T_THRES from memcopy.h
- Parameterize op_t from memcopy.h
- Replace rawmemchr (s, '\0') with strchr
- AArch64: Improve SVE memcpy and memmove
- Account for grouping in printf width (bug 30068)
- Move RETURN_TO to x86/sysdep.h and implement x86_64 version.
- Remove pthread-pi-defines.sym
- stdlib: tests: don't double-define _FORTIFY_SOURCE
- LoongArch: Add new relocation types.
- Remove sysdeps/mach/i386/machine-sp.h
- cdefs: Limit definition of fortification macros
- hurd: Move some i386 bits to x86
- Remove support setting custom demuxers during signal handling.
- hurd: Implement SHM_ANON
- hurd: Implement O_TMPFILE
- hurd: Consolidate file_name_lookup implementation
- Linux: optimize clone3 internal usage
- aarch64: Add the clone3 wrapper
- linux: Add clone3 CLONE_CLEAR_SIGHAND optimization to posix_spawn
- Linux: Do not align the stack for __clone3
- linux: Extend internal clone3 documentation
- linux: Do not reset signal handler in posix_spawn if it is already SIG_DFL
- Open master branch for glibc 2.38 development
* Sat Feb 04 2023 Carlos O'Donell <carlos@redhat.com> - 2.37-1
- Drop already included glibc-dprintf-length.patch patch.
- Apply glibc-printf-grouping-swbz30068.patch to fix swbz#30068.

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SHA512 (glibc-2.37.tar.xz) = 4fc5932f206bb1b8b54828a28af1a681616b838bbab60c81c82155f3629cbfe1301d271af65511ed917f4c6949a025429221fe6035753282f15346919f15b90c
SHA512 (glibc-2.37.9000-113-g8b014a1b1f.tar.xz) = 2a0bd237745af7e8b62182502686bc7183add6c12df8ef398b6cf7611eca42424b0526c7122f0b8b8e66ce8ddb19a557cb6c0f4d2532dcd967618a7b52af2ffc