ruby/ruby-2.4.3-Fix-Command-injection-in-lib-resolv-lazy_initialize.patch
2018-02-23 17:37:37 +01:00

30 lines
1.0 KiB
Diff

From e7464561b5151501beb356fc750d5dd1a88014f7 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 20 Dec 2017 04:18:31 +0000
Subject: [PATCH] Fixed command Injection
* resolv.rb (Resolv::Hosts#lazy_initialize): fixed potential
command Injection in Hosts::new() by use of Kernel#open.
[Fix GH-1777] [ruby-core:84347] [Bug #14205]
From: Drigg3r <drigg3r@yandex.com>
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61349 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
lib/resolv.rb | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lib/resolv.rb b/lib/resolv.rb
index 1044b95e6810..56183b837d81 100644
--- a/lib/resolv.rb
+++ b/lib/resolv.rb
@@ -189,7 +189,7 @@ def lazy_initialize # :nodoc:
unless @initialized
@name2addr = {}
@addr2name = {}
- open(@filename, 'rb') {|f|
+ File.open(@filename, 'rb') {|f|
f.each {|line|
line.sub!(/#.*/, '')
addr, hostname, *aliases = line.split(/\s+/)