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binutils-gdb
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* stabs.c (_bfd_link_section_stabs): Check that the symbol offset 

is within the .stabstr section.
This commit is contained in:
Richard Sandiford 2002-06-06 09:24:56 +00:00
parent ec8b3afdf2
commit 644c4c80f9
2 changed files with 18 additions and 3 deletions
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5
bfd/ChangeLog
View File

@ -1,3 +1,8 @@
2002-06-06 Richard Sandiford <rsandifo@redhat.com>
* stabs.c (_bfd_link_section_stabs): Check that the symbol offset
is within the .stabstr section.
2002-06-06 Alan Modra <amodra@bigpond.net.au>
* elf-bfd.h (struct elf_size_info <swap_symbol_in>): Function args

16
bfd/stabs.c
View File

@ -284,6 +284,7 @@ _bfd_link_section_stabs (abfd, psinfo, stabsec, stabstrsec, psecinfo)
sym < symend;
sym += STABSIZE, ++pstridx)
{
bfd_size_type symstroff;
int type;
const char *string;
@ -311,9 +312,18 @@ _bfd_link_section_stabs (abfd, psinfo, stabsec, stabstrsec, psecinfo)
}
/* Store the string in the hash table, and record the index. */
string = ((char *) stabstrbuf
+ stroff
+ bfd_get_32 (abfd, sym + STRDXOFF));
symstroff = stroff + bfd_get_32 (abfd, sym + STRDXOFF);
if (symstroff >= stabstrsec->_raw_size)
{
(*_bfd_error_handler)
(_("%s(%s+0x%lx): Stabs entry has invalid string index."),
bfd_archive_filename (abfd),
bfd_get_section_name (abfd, stabsec),
(long) (sym - stabbuf));
bfd_set_error (bfd_error_bad_value);
goto error_return;
}
string = (char *) stabstrbuf + symstroff;
*pstridx = _bfd_stringtab_add (sinfo->strings, string, true, true);
/* An N_BINCL symbol indicates the start of the stabs entries