Fixes illegal memory access errors and arithmetic overflows when running strip on...

[deliverable/binutils-gdb.git] / binutils / ChangeLog

2015-02-26  Andrew Burgess  <andrew.burgess@embecosm.com>

	* objcopy.c (init_section_add): Rename optarg to arg in order to
	avoid shadowing a global variable.

2015-02-26  Nick Clifton  <nickc@redhat.com>

	PR binutils/17512
	* resrc.c (write_rc_messagetable): Tighten check for invalid
	message lengths.

	* dwarf.c (display_debug_loc): Pacify the undefined behaviour
	sanitizer by simplifying address difference calculation.
	(struct Frame_Chunk): Change type of cfa_offset to dwarf_vma in
	order to avoid arithmetic overflows.
	(frame_display_row): Cast cfa_offset before printing it.
	(display_debug_frames): Likewise.
	Check for an unexpected segment size.
	Chnage type of 'l' local to dwarf_vma and cast it back to an int
	when printing.
	(process_cu_tu_index): Tighten check for an invalid ncols value.
	* readelf.c (process_corefile_note_segment): Check for
	inote.descdata extending beyond the end of the section.
	(process_v850_notes): Likewise.

2015-02-26  Terry Guo  <terry.guo@arm.com>

	* readelf.c (arm_attr_tag_ABI_HardFP_use): Update how we
	display it.

2015-02-25  Andrew Burgess  <andrew.burgess@embecosm.com>

	* objcopy.c (init_section_add): New function.
	(section_add_load_file): New function.
	(copy_main): Make use of new functions.

2015-02-25  Andrew Burgess  <andrew.burgess@embecosm.com>

	* od-elf32_avr.c: Add elf32-avr.h include.
	(OPT_AVRPROP): Define.
	(options[]): Add 'avr-prop' entry.
	(elf32_avr_help): Add avr-prop help text.
	(elf32_avr_dump_avr_prop): New function.
	(elf32_avr_dump): Add check for avr-prop.

2015-02-24  Nick Clifton  <nickc@redhat.com>

	* readelf.c (get_machine_flags): Remove deprecated V850 machine
	flags.
	(get_v850_section_type_name): New function.  Handles V850 special
	sections.
	(get_section_type_name): Add support for V850.
	(get_v850_elf_note_type): New function.  Returns the name of a
	V850 note.
	(print_v850_note): New function.  Prints a V850 note.
	(process_v850_notes): New function.  Prints V850 notes.
	(process_note_sections): Add support for V850.

2015-02-24  Mike Frysinger  <vapier@gentoo.org>

	PR binutils/17531
	* readelf.c (process_symbol_table): Declare chained.  Increment it
	in every loop.  Abort when chained is larger than nchains.  Move
	error check outside of chain loop.

2015-02-24  Dmitry Antipov  <dantipov@nvidia.com>

	* readelf.c (find_symbol_for_address): Use a binary search to
	speed up symbol location.  Skip check for function symbol type.
	(*_unw_aux_info): Add funtab and nfuns fields contains a sorted
	list of function symbols.
	(dump_ia64_unwind): Initialise the funtab and nfuns fields and
	pass them to find_symbol_for_address.
	(dump_hppa_unwind): Likewise.
	(arm_print_vma_and_name): Pass funtab to find_symbol_for_address.
	(dump_arm_unwind): Initialise the funtab and nfuns fields.

2015-02-24  Nick Clifton  <nickc@redhat.com>

	* objdump.c (dump_section): Extend the warning message displayed
	when a section cannot be loaded.

2015-02-21  Mike Frysinger  <vapier@gentoo.org>

	* readelf.c (process_program_headers): Add newline to warning
	message.

2015-02-20  Andreas Arnez  <arnez@linux.vnet.ibm.com>

	* readelf.c (get_note_type): Add NT_S390_VXRS_LOW and
	NT_S390_VXRS_HIGH.

2015-02-13  Nick Clifton  <nickc@redhat.com>

	PR binutils/17512
	* dwarf.c (read_leb128): Fix test for shift becoming too large.

	* coffgrok.c (do_define): Add check for type size overflow.
	* srconv.c (walk_tree_sfile): Check that enough sections are
	available before parsing.
	(prescan): Likewise.

	PR binutils/17531
	* dwarf.c (display_debug_aranges): Add check for an excessive
	ar_length value.
	(process_cu_tu_index): Check for a row * columns sum being too
	large.

2015-02-13  Alan Modra  <amodra@gmail.com>

	* dwarf.c: Formatting, whitespace.
	(process_debug_info): Style fix.

2015-02-11  Nick Clifton  <nickc@redhat.com>

	* rl78-decode.opc: Add 'a' attribute to instructions that support
	[HL+0] addressing.
	* rl78-decode.c: Regenerate.
	* rl78-dis.c (print_insn_rl78): Display the offset in [HL+0]
	addresses.

2015-02-11  Nick Clifton  <nickc@redhat.com>

	PR binutils/17531
	* dwarf.c (display_debug_pubnames_worker): Work around compiler
	bug checking address ranges.
	(display_debug_frames): Likewise.
	(display_gdb_index): Likewise.
	(process_cu_tu_index): Add range check on the ncols value.

2015-02-10  Nick Clifton  <nickc@redhat.com>

	PR binutils/17512
	* dwarf.c (eh_addr_size): Use an unsigned type.
	(size_of_encoded_value): Return an unsigned type.
	(read_leb128): Break if the shift becomes too big.
	(process_extended_line_op): Do not read the address if the length
	is too long.
	(read_cie): Warn and fail if the pointer size or segment size are
	too big.
	* dwarf.h (DWARF2_External_LineInfo): Delete unused and incorrect
	structure definition.
	(DWARF2_External_PubNames): Likewise.
	(DWARF2_External_CompUnit): Likewise.
	(DWARF2_External_ARange): Likewise.
	(DWARF2_Internal_LineInfo): Use dwarf_vma type for
	li_prologue_length.
	(eh_addr_size): Update prototype.

	PR binutils/17531
	* dwarf.c (process_debug_info): Zero the debug information array
	since correct initialisation cannot be relied upon.
	(process_cu_tu_index): Improve range checks.

	PR binutils/17531
	* dwarf.c (display_debug_pubnames_worker): Use dwarf_vma type for
	offset.
	* readelf.c (dump_relocations): Handle printing offsets which are
	MIN_INT.
	(process_corefile_note_segment): Add range check of the namesz
	field.

2015-02-09  Mark Wielaard  <mjw@redhat.com>

	* dwarf.c (read_and_display_attr_value): Handle DW_LANG_Fortran03
	and DW_LANG_Fortran08.

2015-02-06  Nick Clifton  <nickc@redhat.com>

	PR binutils/17512
	* dwarf.c (display_debug_frames): Fix range checks to work on
	32-bit binaries complied on a 64-bit host.

	PR binutils/17531
	* dwarf.c (xcmalloc): Fail if the arguments are too big.
	(xcrealloc): Likewise.
	(xcalloc2): Likewise.
	* readelf.c (process_mips_specific): Fail if an option has an
	invalid size.

2015-02-05  Alan Modra  <amodra@gmail.com>

	PR binutils/17926
	* dwarf.c (dwarf_select_sections_by_letters): Don't refer to optarg.

2015-02-04  Nick Clifton  <nickc@redhat.com>

	PR binutils/17531
	* dwarf.c (read_and_display_attr_value): Test for a block length
	being so long that it wraps around to before the start of the block.
	(process_debug_info): Test for section_begin wrapping around to
	before the start of the section.
	(display_gdb_index): Test for num_cus being so large that the end
	address wraps around to before the start of the section.
	(process_cu_tu_index): Test for j being so large that the section
	index pool wraps around to before the start of the section.

2015-02-03  Nick Clifton  <nickc@redhat.com>

	PR binutils/17531
	* dwarf.c (process_debug_info): Add range check.
	(display_debug_pubnames_worker): Likewise.
	(display_gdb_index): Fix range check.
	(process_cu_tu_index): Add range check.
	* readelf.c (get_data): Change parameter types from size_t to
	bfd_size_type.  Add checks for loss of accuracy when casting from
	bfd_size_type to size_t.
	(get_dynamic_data): Likewise.
	(process_section_groups): Limit number of error messages.

2015-02-03  Nick Clifton  <nickc@redhat.com>

	PR binutils/17512
	* objdump.c (display_any_bfd): Fail if archives nest too deeply.

2015-01-28  James Bowman  <james.bowman@ftdichip.com>

	* readelf.c: Add FT32 support.

2015-01-27  Nick Clifton  <nickc@redhat.com>

	PR binutils/17512
	* dlltool.c (identify_search_archive): If the last archive was the
	same as the current archive, terminate the loop.

	* addr2line.c (slurp_symtab): If the symcount is zero, free the
	symbol table pointer.

	* rcparse.y: Add checks to avoid integer divide by zero.
	* rescoff.c (read_coff_rsrc): Add check on the size of the
	resource section.
	(read_coff_res_dir): Add check on the nesting level.
	Check for resource names overrunning the buffer.
	* resrc.c (write_rc_messagetable): Update formatting.
	Add check of 'elen' being zero.

2015-01-23  Nick Clifton  <nickc@redhat.com>

	* nlmconv.c (powerpc_mangle_relocs): Fix build errors introduced
	by recent delta, when compiling on for a 32-bit host.

2015-01-21  Nick Clifton  <nickc@redhat.com>

	PR binutils/17512
	* addr2line.c (main): Call bfd_set_error_program_name.
	* ar.c (main): Likewise.
	* coffdump.c (main): Likewise.
	* cxxfilt.c (main): Likewise.
	* dlltool.c (main): Likewise.
	* nlmconv.c (main): Likewise.
	* nm.c (main): Likewise.
	* objdump.c (main): Likewise.
	* size.c (main): Likewise.
	* srconv.c (main): Likewise.
	* strings.c (main): Likewise.
	* sysdump.c (main): Likewise.
	* windmc.c (main): Likewise.
	* windres.c (main): Likewise.
	* objcopy.c (main): Likewise.
	(copy_relocations_in_section): Check for relocs without associated
	symbol pointers.

2015-01-21  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

	* MAINTAINERS: Add self to ARM maintainers list.

2015-01-21  Nick Clifton  <nickc@redhat.com>

	PR binutils/17512
	* coffgrok.c (do_type): Check that computed ref exists.
	(doit): Add range checks when computing section for scope.

2015-01-12  H.J. Lu  <hongjiu.lu@intel.com>

	* dwarf.c (process_debug_info): Properly check abbrev size.

2015-01-12  Nick Clifton  <nickc@redhat.com>

	PR binutils/17531
	* dwarf.c (process_debug_info): Check for abbrev_base being larger
	than the section size.
	(process_cu_tu_index): Use xcalloc2 to allocate the CU and TU
	arrays.
	(xcalloc2): New function.  Like xcalloc, but checks for overflow.
	(display_debug_addr): Use xcalloc to allocate the debug_addr_info
	array.  Check for an address_base that is too large.

	* dwarf.h (xcalloc2): Prototype.

2015-01-12  Alan Modra  <amodra@gmail.com>

	* prdbg.c (print_debugging_info): Don't use void* for function
	pointer param.
	* budbg.h (print_debugging_info): Update prototype.

2015-01-08  Nick Clifton  <nickc@redhat.com>

	PR binutils/17512
	* ojcopy.c (copy_object): Free the symbol table if no symbols
	could be loaded.
	(copy_file): Use bfd_close_all_done to close files that could not
	be copied.

	* sysdump.c (getINT): Fail if reading off the end of the buffer.
	Replace call to abort with a call to fatal.
	(getCHARS): Prevetn reading off the end of the buffer.

	* nlmconv.c (i386_mangle_relocs): Skip relocs without an
	associated symbol.
	(powerpc_mangle_relocs): Skip unrecognised relocs.  Check address
	range before applying a reloc.

2015-01-07  Nick Clifton  <nickc@redhat.com>

	PR binutils/17512
	* dlltool.c (scan_obj_file): Break loop if the last archive
	displayed matches the current archive.

	* objdump.c (display_any_bfd): Add a depth limit to nested archive
	display in order to avoid infinite loops.
	* srconv.c: Replace calls to abort with calls to fatal with an
	error message.

2015-01-06  Nick Clifton  <nickc@redhat.com>

	PR binutils/17512
	* coffdump.c (dump_coff_section): Check for a symbol being
	available before printing its name.
	(main): Check the return value from coff_grok.
	* coffgrok.c: Reformat and tidy.
	Add range checks to most functions.
	(coff_grok): Return NULL if the input bfd is not in a COFF
	format.
	* coffgrok.h: Reformat and tidy.
	(struct coff_section): Change the nrelocs field to unsigned.
	* srconv.c (main): Check the return value from coff_grok.

2015-01-05  Nick Clifton  <nickc@redhat.com>

	PR binutils/17512
	* nm.c (print_symbol): Add 'is_synthetic' parameter.  Use it to
	help initialize the info.elfinfo field.
	(print_size_symbols): Add 'synth_count' parameter.  Use it to set
	the is_synthetic parameter when calling print_symbol.
	(print_symbols): Likewise.
	(display_rel_file): Pass synth_count to printing function.
	(display_archive): Break loop if the last archive displayed
	matches the current archive.
	* size.c (display_archive): Likewise.

2015-01-05  Nick Clifton  <nickc@redhat.com>

	PR binutils/17531
	* dwarf.c (alloc_num_debug_info_entries): New variable.
	(process_debug_info): Set it.  Use it to avoid displaying
	attributes for which there is no info.
	(display_debug_abbrev): Check that the debug_info_entry index is
	valid before using it.
	(display_loc_list_dwo): Likewise.
	(process_cu_tu_index): Add range check for an overlarge dw_sect
	value.
	(free_debug_memory): Reset alloc_num_debug_info_entries.
	* readelf.c (slurp_ia64_unwind_table): Warn if the reloc could not
	be indentified.
	(dynamic_section_mips_val): Warn if the timestamp is invalid.
	(print_mips_got_entry): Add a data_end parameter.  Warn if a read
	would go beyond the end of the data, and return an error value.
	(process_mips_specific): Do not read options from beyond the end
	of the section.
	Correct code to display optional data at the end of an option.
	Warn if there are too many GOT symbols.
	Update calls to print_mips_got_entry, and handle error returns.

2015-01-05  Daniel Klauer  <daniel.c.klauer@web.de>

	PR binutils/17489
	* doc/binutils.texi (dlltool): Correct description of --kill-at
	option.

2015-01-01  Alan Modra  <amodra@gmail.com>

	* version.c (print_version): Just print current year.

2015-01-01  Alan Modra  <amodra@gmail.com>

	Update year range in copyright notice of all files.

For older changes see ChangeLog-2014
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