Fix address violation errors parsing corrupt binary files.
authorNick Clifton <nickc@redhat.com>
Mon, 24 Jul 2017 12:49:22 +0000 (13:49 +0100)
committerNick Clifton <nickc@redhat.com>
Mon, 24 Jul 2017 12:49:22 +0000 (13:49 +0100)
commitca4cf9b9c622a5695e01f7f5815a7382a31fcf51
treef2ecc74aa1b10a2cf2b651a32ad4378909234854
parente8d84ca1b46f899b0b140fdd146fc7b14515267b
Fix address violation errors parsing corrupt binary files.

PR 21813
binutils* rddbg.c (read_symbol_stabs_debugging_info): Check for an empty
string whilst concatenating symbol names.

bfd * mach-o.c (bfd_mach_o_canonicalize_relocs): Pass the base address
of the relocs to the canonicalize_one_reloc routine.
* mach-o.h (struct bfd_mach_o_backend_data): Update the prototype
for the _bfd_mach_o_canonicalize_one_reloc field.
* mach-o-arm.c (bfd_mach_o_arm_canonicalize_one_reloc): Add
res_base parameter.  Use to check for corrupt pair relocs.
* mach-o-aarch64.c (bfd_mach_o_arm64_canonicalize_one_reloc):
Likewise.
* mach-o-i386.c (bfd_mach_o_i386_canonicalize_one_reloc):
Likewise.
* mach-o-x86-64.c (bfd_mach_o_x86_64_canonicalize_one_reloc):
Likewise.

* vms-alpha.c (_bfd_vms_slurp_eihd): Make sure that there is
enough data in the record before attempting to parse it.
(_bfd_vms_slurp_eeom): Likewise.

(_bfd_vms_slurp_egsd): Check for an invalid section index.
(image_set_ptr): Likewise.
(alpha_vms_slurp_relocs): Likewise.
bfd/ChangeLog
bfd/mach-o-aarch64.c
bfd/mach-o-arm.c
bfd/mach-o-i386.c
bfd/mach-o-x86-64.c
bfd/mach-o.c
bfd/mach-o.h
bfd/vms-alpha.c
binutils/ChangeLog
binutils/rddbg.c