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authorNick Clifton <nickc@redhat.com>2015-02-10 14:11:00 +0000
committerNick Clifton <nickc@redhat.com>2015-02-10 14:11:00 +0000
commit77ef86547510cee3a2bff27bea9f19f0b2715bae (patch)
treecf37b63c2505ce132ac49d286340751c4caebe7f /binutils/sysdump.c
parentb677c4562dea82ffaf413e7e9311ca4b9c1c6ec6 (diff)
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Fix memory access violations triggered by running objdump compiled with out-of-bounds sanitization checking.
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. * coffcode.h (styp_to_sec_flags): Use an unsigned long type to hold the flag bits. * peXXigen.c (pe_print_reloc): Use unsigned types to hold the size and number of relocs. (pe_print_debugdata): Use a 32-bit aligned buffer to store the codeview record. * versados.c (process_otr): Check the esdid value before using it to access the EDATA.
Diffstat (limited to 'binutils/sysdump.c')
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