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[Bug binutils/17512] libbfd/binutils: crashes on fuzzed samples


From: cherepan at mccme dot ru
Subject: [Bug binutils/17512] libbfd/binutils: crashes on fuzzed samples
Date: Mon, 02 Feb 2015 17:13:01 +0000

https://sourceware.org/bugzilla/show_bug.cgi?id=17512

--- Comment #187 from Alexander Cherepanov <cherepan at mccme dot ru> ---
Created attachment 8094
  --> https://sourceware.org/bugzilla/attachment.cgi?id=8094&action=edit
Problems with `objdump -afphxgGtTrRwW --special-syms` (32-bit)

More problems found with 32-bit binutils: built with -m32 on 64-bit host.

----------------------------------------------------------------------

valgrind

Files: 118
Errors:
      2 Argument 'size' of function malloc has a fishy (possibly negative)
value: ...
      1 Conditional jump or move depends on uninitialised value(s)
      2 Invalid free() / delete / delete[] / realloc()
    221 Invalid read of size ...
    344 Invalid write of size ...
     59 Process terminating with default action of signal 11 (SIGSEGV)

----------------------------------------------------------------------

gdb

Files: 46
Errors:
     46 No assertion info in gdb backtrace.

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