From cd21f5daad4335b50366b838664ade64bec29957 Mon Sep 17 00:00:00 2001 From: Nick Clifton Date: Thu, 15 Jan 2015 16:22:55 +0000 Subject: Fix memory access violations triggered by running objdump on fuzzed binaries. PR binutils/17512 * elf-m10300.c (mn10300_info_to_howto): Replace assertion with an error message. Never return an invalid howto pointer. * elf32-cr16.c (cr16_info_to_howto): Likewise. * elf32-crx.c (elf_crx_info_to_howto): Likewise. * elf32-i370.c (i370_elf_info_to_howto): Likewise. * elf32-mcore.c (mcore_elf_info_to_howto): Likewise. * elf32-microblaze.c (microblaze_elf_info_to_howto): Likewise. * elf32-mips.c (mips_elf32_rtype_to_howto): Likewise. * elf32-pj.c (pj_elf_info_to_howto): Likewise. * elf32-ppc.c (ppc_elf_info_to_howto): Likewise. * elf32-spu.c (spu_elf_info_to_howto): Likewise. * elf32-v850.c (v850_elf_info_to_howto_rela): Likewise. * elf32-vax.c (rtype_to_howto): Likewise. * elf64-alpha.c (elf64_alpha_info_to_howto): Likewise. * elf64-mips.c (mips_elf64_rtype_to_howto): Likewise. * elfn32-mips.c (sh_elf_info_to_howto): Likewise. * elf32-sh.c (sh_elf_info_to_howto): Likewise. (sh_elf_reloc): Check that the reloc is in range. * reloc.c (bfd_perform_relocation): Check that the section is big enough for the entire reloc. (bfd_generic_get_relocated_section_contents): Report unexpected return values from perform_reloc. --- bfd/ChangeLog | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) (limited to 'bfd/ChangeLog') diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 3a2d6f6..8c376e2 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,5 +1,31 @@ 2015-01-15 Nick Clifton + PR binutils/17512 + * elf-m10300.c (mn10300_info_to_howto): Replace assertion with an + error message. Never return an invalid howto pointer. + * elf32-cr16.c (cr16_info_to_howto): Likewise. + * elf32-crx.c (elf_crx_info_to_howto): Likewise. + * elf32-i370.c (i370_elf_info_to_howto): Likewise. + * elf32-mcore.c (mcore_elf_info_to_howto): Likewise. + * elf32-microblaze.c (microblaze_elf_info_to_howto): Likewise. + * elf32-mips.c (mips_elf32_rtype_to_howto): Likewise. + * elf32-pj.c (pj_elf_info_to_howto): Likewise. + * elf32-ppc.c (ppc_elf_info_to_howto): Likewise. + * elf32-spu.c (spu_elf_info_to_howto): Likewise. + * elf32-v850.c (v850_elf_info_to_howto_rela): Likewise. + * elf32-vax.c (rtype_to_howto): Likewise. + * elf64-alpha.c (elf64_alpha_info_to_howto): Likewise. + * elf64-mips.c (mips_elf64_rtype_to_howto): Likewise. + * elfn32-mips.c (sh_elf_info_to_howto): Likewise. + * elf32-sh.c (sh_elf_info_to_howto): Likewise. + (sh_elf_reloc): Check that the reloc is in range. + * reloc.c (bfd_perform_relocation): Check that the section is big + enough for the entire reloc. + (bfd_generic_get_relocated_section_contents): Report unexpected + return values from perform_reloc. + +2015-01-15 Nick Clifton + * elf32-msp430.c (msp430_elf_relax_section): Skip unhandled relocs. Include PC-relative adjustment for R_MSP430X_ABS16 relaxation. -- cgit v1.1