diff options
| author | Jeremy Evans <[email protected]> | 2019-06-04 18:58:15 -0700 |
|---|---|---|
| committer | Hiroshi SHIBATA <[email protected]> | 2021-10-07 18:22:43 +0900 |
| commit | abad5e10e80c06f2e756667cd2d7f7d9b6e78ba5 (patch) | |
| tree | 687de1ead6d36c1020fa3349fbad7d7112d77105 /lib/ipaddr.rb | |
| parent | 38da84296c0e50c4285d8a8c146af5fc3c8afc7d (diff) | |
[ruby/ipaddr] Disallow leading zeros in mask
https://github.com/ruby/ipaddr/commit/f49d2d49a4
Diffstat (limited to 'lib/ipaddr.rb')
| -rw-r--r-- | lib/ipaddr.rb | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/ipaddr.rb b/lib/ipaddr.rb index 6385d69c6a..6c0ded2a77 100644 --- a/lib/ipaddr.rb +++ b/lib/ipaddr.rb @@ -495,8 +495,11 @@ class IPAddr def mask!(mask) case mask when String - if mask =~ /\A\d+\z/ + case mask + when /\A(0|[1-9]+\d*)\z/ prefixlen = mask.to_i + when /\A\d+\z/ + raise InvalidPrefixError, "leading zeros in prefix" else m = IPAddr.new(mask) if m.family != @family |