@@ -843,14 +843,23 @@ read_attribute (enum dwarf_form form, struct dwarf_buf *buf,
val->encoding = ATTR_VAL_REF_SECTION;
return 1;
case DW_FORM_GNU_strp_alt:
- val->u.uint = read_offset (buf, is_dwarf64);
- if (altlink == NULL)
- {
- val->encoding = ATTR_VAL_NONE;
- return 1;
- }
- val->encoding = ATTR_VAL_REF_SECTION;
- return 1;
+ {
+ uint64_t offset;
+ offset = read_offset (buf, is_dwarf64);
+ if (altlink == NULL)
+ {
+ val->encoding = ATTR_VAL_NONE;
+ return 1;
+ }
+ if (offset >= altlink->dwarf_str_size)
+ {
+ dwarf_buf_error (buf, "DW_FORM_GNU_strp_alt out of range");
+ return 0;
+ }
+ val->encoding = ATTR_VAL_STRING;
+ val->u.string = (const char *) altlink->dwarf_str + offset;
+ return 1;
+ }
default:
dwarf_buf_error (buf, "unrecognized DWARF form");
return 0;