Invalid read in _bfd_elf_get_symbol_version_string

[Alan Modra]

On Tue, Jun 28, 2016 at 05:20:23AM -0700, H.J. Lu wrote:
> On Tue, Jun 28, 2016 at 2:40 AM, Alan Modra <amodra@gmail.com> wrote:
> >         PR 20304
> >         * objdump.c (objdump_print_symname): Don't attempt to retrieve
> >         version info from synthetic symbols.
> >
> > diff --git a/binutils/objdump.c b/binutils/objdump.c
> > index 174596e..bf9c592 100644
> > --- a/binutils/objdump.c
> > +++ b/binutils/objdump.c
> > @@ -823,7 +823,8 @@ objdump_print_symname (bfd *abfd, struct disassemble_info *inf,
> >         name = alloc;
> >      }
> >
> > -  version_string = bfd_get_symbol_version_string (abfd, sym, &hidden);
> > +  if ((sym->flags & BSF_SYNTHETIC) == 0)
> > +    version_string = bfd_get_symbol_version_string (abfd, sym, &hidden);
> >
> >    if (bfd_is_und_section (bfd_get_section (sym)))
> >      hidden = TRUE;
> >
> 
> This should be backported to 2.26 branch.

Yes, done.

-- 
Alan Modra
Australia Development Lab, IBM