diff options
Diffstat (limited to 'lib/resolv.rb')
| -rw-r--r-- | lib/resolv.rb | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/resolv.rb b/lib/resolv.rb index f7232c18ff..4214465516 100644 --- a/lib/resolv.rb +++ b/lib/resolv.rb @@ -1489,6 +1489,7 @@ class Resolv end def get_bytes(len = @limit - @index) + raise DecodeError.new("limit exceeded") if @limit < @index + len d = @data[@index, len] @index += len return d @@ -1516,6 +1517,7 @@ class Resolv end def get_string + raise DecodeError.new("limit exceeded") if @limit <= @index len = @data[@index].ord raise DecodeError.new("limit exceeded") if @limit < @index + 1 + len d = @data[@index + 1, len] @@ -1539,6 +1541,7 @@ class Resolv limit = @index if !limit || @index < limit d = [] while true + raise DecodeError.new("limit exceeded") if @limit <= @index case @data[@index].ord when 0 @index += 1 |