More fixes for illegal memory accesses triggered by running objdump on fuzzed binaries.
[deliverable/binutils-gdb.git] / bfd / ChangeLog
index b9c6c389e7fc94d304df24a441cf38ebefe91b1b..4924f03ff3b38230a4fa4f1516743e5f920edc98 100644 (file)
@@ -1,3 +1,214 @@
+2015-02-03  Nick Clifton  <nickc@redhat.com>
+
+       PR binutils/17512
+       * ecoff.c: Use bfd_alloc2 to allocate space for structure arrays.
+       (_bfd_ecoff_slurp_symbol_table): Check for a negative symbol
+       index or an out of range fdr index.
+       * elf-m10300.c (mn10300_info_to_howto): Fix typo in error message.
+       * elf32-arc.c (arc_info_to_howto_rel): Likewise.
+       * elf32-avr.c (avr_info_to_howto_rela): Likewise.
+       * elf32-cr16.c (elf_cr16_info_to_howto): Likewise.
+       * elf32-cr16c.c (elf_cr16c_info_to_howto_rel): Likewise.
+       * elf32-cris.c (cris_info_to_howto_rela): Likewise.
+       * elf32-crx.c (elf_crx_info_to_howto): Likewise.
+       * elf32-d10v.c (d10v_info_to_howto_rel): Likewise.
+       * elf32-d30v.c (d30v_info_to_howto_rel): Likewise.
+       * elf32-epiphany.c (epiphany_info_to_howto_rela): Likewise.
+       * elf32-fr30.c (fr30_info_to_howto_rela): Likewise.
+       * elf32-frv.c (frv_info_to_howto_rela): Likewise.
+       * elf32-i370.c (i370_elf_info_to_howto): Likewise.
+       * elf32-i960.c (elf32_i960_info_to_howto_rel): Likewise.
+       * elf32-ip2k.c (ip2k_info_to_howto_rela): Likewise.
+       * elf32-iq2000.c (iq2000_info_to_howto_rela): Likewise.
+       * elf32-lm32.c (lm32_info_to_howto_rela): Likewise.
+       * elf32-m32c.c (m32c_info_to_howto_rela): Likewise.
+       * elf32-m32r.c (m32r_info_to_howto_rel): Likewise.
+       * elf32-m68hc11.c (m68hc11_info_to_howto_rel): Likewise.
+       * elf32-m68hc12.c (m68hc11_info_to_howto_rel): Likewise.
+       * elf32-mcore.c (mcore_elf_info_to_howto): Likewise.
+       * elf32-mep.c (mep_info_to_howto_rela): Likewise.
+       * elf32-metag.c (metag_info_to_howto_rela): Likewise.
+       * elf32-microblaze.c (microblaze_elf_info_to_howto): Likewise.
+       * elf32-moxie.c (moxie_info_to_howto_rela): Likewise.
+       * elf32-msp430.c (msp430_info_to_howto_rela): Likewise.
+       * elf32-mt.c (mt_info_to_howto_rela): Likewise.
+       * elf32-nds32.c (nds32_info_to_howto_rel): Likewise.
+       * elf32-or1k.c (or1k_info_to_howto_rela): Likewise.
+       * elf32-pj.c (pj_elf_info_to_howto): Likewise.
+       * elf32-ppc.c (ppc_elf_info_to_howto): Likewise.
+       * elf32-rl78.c (rl78_info_to_howto_rela): Likewise.
+       * elf32-rx.c (rx_info_to_howto_rela): Likewise.
+       * elf32-sh.c (sh_elf_info_to_howto): Likewise.
+       * elf32-spu.c (spu_elf_info_to_howto): Likewise.
+       * elf32-v850.c (v850_elf_perform_relocation): Likewise.
+       * elf32-vax.c (rtype_to_howto): Likewise.
+       * elf32-visium.c (visium_info_to_howto_rela): Likewise.
+       * elf32-xgate.c (xgate_info_to_howto_rel): Likewise.
+       * elf32-xtensa.c (elf_xtensa_info_to_howto_rela): Likewise.
+       * elf64-alpha.c (elf64_alpha_info_to_howto): Likewise.
+       * elf64-mmix.c (mmix_info_to_howto_rela): Likewise.
+       * mach-o.c: Use bfd_alloc2 to allocate space for structure arrays.
+       (bfd_mach_o_canonicalize_one_reloc): Fix check on out
+       of range symbol indicies.
+       (bfd_mach_o_canonicalize_relocs): Check for out of range alloc.
+       (bfd_mach_o_canonicalize_dynamic_reloc): Likewise.
+       (bfd_mach_o_build_dysymtab): Likewise.
+       (bfd_mach_o_write_symtab_content): Set the string table size to
+       zero upon error.
+       (bfd_mach_o_read_symtab_symbols): Reset the nsyms value if the
+       read fails.
+       * peXXigen.c (pe_print_edata):  Check for numeric overflow in edt
+       fields.
+       * tekhex.c (first_phase): Check for src pointer reaching end of
+       buffer.
+
+2015-02-03  Will Newton  <will.newton@linaro.org>
+
+       * elfnn-aarch64.c (elfNN_aarch64_finish_dynamic_symbol):
+       Set st_value to zero for undefined symbols if the reference
+       is weak or pointer_equality_needed is FALSE.
+
+       * elf32-arm.c (elf32_arm_finish_dynamic_symbol): Improve
+         comment discussing why we clear st_value for some symbols.
+
+2015-02-02  Kuan-Lin Chen  <kuanlinchentw@gmail.com>
+
+       * elf32-nds32.c (nds32_get_section_contents): Add one more argument.
+       (nds32_elf_relocate_section): Do not relocate R_NDS32_LONGJUMP7.
+
+2015-01-29  Alan Modra  <amodra@gmail.com>
+
+       * elf64-ppc.c (ppc64_elf_relocate_section): Correct GOT_TLSLD
+       optimization.  Tidy mask for GOT_TLSGD optimization.
+       * elf32-ppc.c (ppc_elf_relocate_section): Likewise.  Correct
+       location of nop zapping high insn too.
+
+2015-01-28  Alan Modra  <amodra@gmail.com>
+
+       * elf64-ppc.h (struct ppc64_elf_params): Add "object_in_toc".
+       * elf64-ppc.c (ppc64_elf_add_symbol_hook): Assume that global symbols
+       in .toc indicate xlc compiled code that might require a rw .toc.
+
+2015-01-28  James Bowman  <james.bowman@ftdichip.com>
+
+       * Makefile.am: Add FT32 files.
+       * archures.c (enum bfd_architecture): Add bfd_arch_ft32.
+       (bfd_mach_ft32): Define.
+       (bfd_ft32_arch): Declare.
+       (bfd_archures_list): Add bfd_ft32_arch.
+       * config.bfd: Handle FT32.
+       * configure.ac: Likewise.
+       * cpu-ft32.c: New file.
+       * elf32-ft32.c: New file.
+       * reloc.c (BFD_RELOC_FT32_10, BFD_RELOC_FT32_20, BFD_RELOC_FT32_17,
+       BFD_RELOC_FT32_18): Define.
+       * targets.c (_bfd_target_vector): Add ft32_elf32_vec.
+       * bfd-in2.h: Regenerate.
+       * libbfd.h: Regenerate.
+       * Makefile.in: Regenerate.
+       * configure: Regenerate.
+       * po/SRC-POTFILES.in: Regenerate.
+
+2015-01-27  Nick Clifton  <nickc@redhat.com>
+
+       PR binutils/17512
+       * pdp11.c (aout_get_external_symbols): Return false if there are
+       no symbols.
+
+       * dwarf2.c (concat_filename): Check for an empty directory table.
+       (scan_unit_for_symbols): Check for reading off the end of the
+       unit.
+       (parse_comp_unit): Check for a DW_AT_comp_dir attribute with a
+       non-string form.
+       * elf64-ppc.c (opd_entry_value): Fail if there are no relocs
+       available.
+
+2015-01-26  Kuan-Lin Chen  <kuanlinchentw@gmail.com>
+
+       * elf32-nds32.c (nds32_elf_pick_relax): Fix again setting.
+
+2015-01-22  DJ Delorie  <dj@redhat.com>
+
+       * elf32-m32c.c (m32c_apply_reloc_24): New.
+       (m32c_elf_howto_table): Use it for R_M32C_24.
+       (m32c_elf_relocate_section): Handle R_M32C_24 specially.
+
+2015-01-22  Nick Clifton  <nickc@redhat.com>
+
+       PR binutils/17512
+       * coffcode.h (handle_COMDAT): When searching for the section
+       symbol, make sure that there is space left in the symbol table.
+       * vms-alpha.c (_bfd_vms_slurp_ehdr): Add range checks.
+
+2015-01-21  Nick Clifton  <nickc@redhat.com>
+
+       PR binutils/17512
+       * coffcode.h (coff_set_arch_mach_hook): Check return value from
+       bfd_malloc.
+       (coff_slurp_line_table): Return FALSE if the line number
+       information was corrupt.
+       (coff_slurp_symbol_table): Return FALSE if the symbol information
+       was corrupt.
+       * mach-o.c (bfd_mach_o_bfd_copy_private_header_data): Always
+       initialise the fields of the dyld_info structure.
+       (bfd_mach_o_build_exec_seg_command): Replace assertion with an
+       error message and a return value.
+       (bfd_mach_o_layout_commands): Change the function to boolean.
+       Return FALSE if the function fails.
+       (bfd_mach_o_build_commands): Fail if bfd_mach_o_layout_commands
+       fails.
+       (bfd_mach_o_read_command): Fail if an unrecognised command is
+       encountered.
+       * peXXigen.c (_bfd_XXi_swap_aouthdr_in): Set bfd_error if the
+       read fails.
+       (slurp_symtab): Check the return from bfd_malloc.
+       (_bfd_XX_bfd_copy_private_bfd_data_common): Fail if the copy
+       encountered an error.
+       (_bfd_XXi_final_link_postscript): Fail if a section could not be
+       copied.
+       * peicode.h (pe_bfd_object_p): Fail if the header could not be
+       swapped in.
+       * tekhex.c (first_phase): Fail if the section is too big.
+       * versados.c (struct esdid): Add content_size field.
+       (process_otr): Use and check the new field.
+       (versados_get_section_contents): Check that the section exists and
+       that the requested data is available.
+
+2015-01-20  Chung-Lin Tang  <cltang@codesourcery.com>
+
+       * elf32-nios2.c (elf_backend_default_execstack): Define as 0.
+
+2015-01-20  Alan Modra  <amodra@gmail.com>
+
+       PR ld/17615
+       * elf64-ppc.c (ppc64_elf_gc_mark_dynamic_ref): Don't drop
+       ELF_COMMON_DEF syms.
+
+2015-01-19  Alan Modra  <amodra@gmail.com>
+
+       PR ld/17615
+       * elf-bfd.h (ELF_COMMON_DEF_P): Note that this might be true for
+       linker script assignments too.
+       * elflink.c (elf_gc_sweep_symbol): Don't drop ELF_COMMON_DEF syms.
+       (bfd_elf_gc_mark_dynamic_ref_symbol): Similarly.
+
+2015-01-19  Alan Modra  <amodra@gmail.com>
+
+       * elf32-bfin.c (bfin_bfd_reloc_type_lookup): Correct loop iteration
+       to allow return of first howto.
+       * elf32-fr30.c (fr30_reloc_type_lookup): Likewise.
+       * elf32-m32c.c (m32c_reloc_type_lookup): Likewise.
+       * elf32-moxie.c (moxie_reloc_type_lookup): Likewise.
+       * elf32-or1k.c (or1k_reloc_type_lookup): Likewise.
+       * elf32-rl78.c (rl78_reloc_type_lookup): Likewise.
+       * elf32-rx.c (rx_reloc_type_lookup): Likewise.
+       * elf32-tilepro.c (tilepro_reloc_type_lookup): Likewise.
+       * elf32-xstormy16.c (xstormy16_reloc_type_lookup): Likewise.
+       * elfxx-tilegx.c (tilegx_reloc_type_lookup): Likewise.
+       * elf32-nios2.c (nios2_reloc_map): Add mapping for R_NIOS2_NONE.
+       * elf32-spu.c (spu_elf_bfd_to_reloc_type): Allow return of R_SPU_NONE.
+       (spu_elf_reloc_type_lookup): Adjust to suit.
+
 2015-01-19  Alan Modra  <amodra@gmail.com>
 
        * bfd-in.h (bfd_get_section_limit_octets): New define, extracted from..
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