diff options
Diffstat (limited to 'libdw/dwarf_getaranges.c')
| -rw-r--r-- | libdw/dwarf_getaranges.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libdw/dwarf_getaranges.c b/libdw/dwarf_getaranges.c index bff9c860..de5b81ba 100644 --- a/libdw/dwarf_getaranges.c +++ b/libdw/dwarf_getaranges.c @@ -148,6 +148,10 @@ dwarf_getaranges (Dwarf *dbg, Dwarf_Aranges **aranges, size_t *naranges) length_bytes, &offset, IDX_debug_info, 4)) goto fail; + /* Next up two bytes for address and segment size. */ + if (readp + 2 > readendp) + goto invalid; + unsigned int address_size = *readp++; if (unlikely (address_size != 4 && address_size != 8)) goto invalid; |