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* elf.c (bfd_section_from_shdr): Fail if sh_entsize is bogus for

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symbol, relocation, group or versym sections.

	* coffcode.h (coff_slurp_reloc_table): Don't crash if native_relocs
	is NULL.
	* peXXigen.c (pe_print_idata): Don't crash if dll_name or start_address
	doesn't point into the section.
This commit is contained in:
Jakub Jelinek
2005-06-17 13:39:56 +00:00
parent 08d8fa1187
commit a50b216054
4 changed files with 38 additions and 8 deletions
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12
bfd/peXXigen.c
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@ -1103,7 +1103,7 @@ pe_print_idata (bfd * abfd, void * vfile)
bfd_vma toc_address;
bfd_vma start_address;
bfd_byte *data;
int offset;
bfd_vma offset;
if (!bfd_malloc_and_get_section (abfd, rel_section, &data))
{
@ -1114,6 +1114,13 @@ pe_print_idata (bfd * abfd, void * vfile)
offset = abfd->start_address - rel_section->vma;
if (offset >= rel_section->size || offset + 8 > rel_section->size)
{
if (data != NULL)
free (data);
return FALSE;
}
start_address = bfd_get_32 (abfd, data + offset);
loadable_toc_address = bfd_get_32 (abfd, data + offset + 4);
toc_address = loadable_toc_address - 32768;
@ -1182,6 +1189,9 @@ pe_print_idata (bfd * abfd, void * vfile)
if (hint_addr == 0 && first_thunk == 0)
break;
if (dll_name - adj >= section->size)
break;
dll = (char *) data + dll_name - adj;
fprintf (file, _("\n\tDLL Name: %s\n"), dll);