diff options
Diffstat (limited to 'src/debug')
| -rw-r--r-- | src/debug/dwarf/entry.go | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/debug/dwarf/entry.go b/src/debug/dwarf/entry.go index 7f48ff3a04..2f804f88ee 100644 --- a/src/debug/dwarf/entry.go +++ b/src/debug/dwarf/entry.go @@ -1104,7 +1104,7 @@ func (d *Data) baseAddressForEntry(e *Entry) (*Entry, uint64, error) { } func (d *Data) dwarf2Ranges(u *unit, base uint64, ranges int64, ret [][2]uint64) ([][2]uint64, error) { - if ranges > int64(len(d.ranges)) { + if ranges < 0 || ranges > int64(len(d.ranges)) { return nil, fmt.Errorf("invalid range offset %d (max %d)", ranges, len(d.ranges)) } buf := makeBuf(d, u, "ranges", Offset(ranges), d.ranges[ranges:]) @@ -1129,7 +1129,7 @@ func (d *Data) dwarf2Ranges(u *unit, base uint64, ranges int64, ret [][2]uint64) // dwarf5Ranges interprets a debug_rnglists sequence, see DWARFv5 section // 2.17.3 (page 53). func (d *Data) dwarf5Ranges(u *unit, cu *Entry, base uint64, ranges int64, ret [][2]uint64) ([][2]uint64, error) { - if ranges > int64(len(d.rngLists)) { + if ranges < 0 || ranges > int64(len(d.rngLists)) { return nil, fmt.Errorf("invalid rnglist offset %d (max %d)", ranges, len(d.ranges)) } var addrBase int64 |