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rubygem-activerecord-5_1.21231
CVE-2021-22880-postgresql-money-dos.patch
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File CVE-2021-22880-postgresql-money-dos.patch of Package rubygem-activerecord-5_1.21231
From 130cdf35f76ebc13f71cc70fb023cb001e6950ca Mon Sep 17 00:00:00 2001 From: Aaron Patterson <aaron@rubyonrails.org> Date: Wed, 10 Feb 2021 09:36:15 -0800 Subject: [PATCH] Fix possible DoS vector in PostgreSQL money type Carefully crafted input can cause a DoS via the regular expressions used for validating the money format in the PostgreSQL adapter. This patch fixes the regexp. Thanks to @dee-see from Hackerone for this patch! [CVE-2021-22880] --- .../connection_adapters/postgresql/oid/money.rb | 4 ++-- activerecord/test/cases/adapters/postgresql/money_test.rb | 8 ++++++++ 2 files changed, 10 insertions(+), 2 deletions(-) --- a/lib/active_record/connection_adapters/postgresql/oid/money.rb +++ b/lib/active_record/connection_adapters/postgresql/oid/money.rb @@ -24,9 +24,9 @@ module ActiveRecord value.sub!(/^\((.+)\)$/, '-\1') # (4) case value - when /^-?\D+[\d,]+\.\d{2}$/ # (1) + when /^-?\D*+[\d,]+\.\d{2}$/ # (1) value.gsub!(/[^-\d.]/, "") - when /^-?\D+[\d.]+,\d{2}$/ # (2) + when /^-?\D*+[\d.]+,\d{2}$/ # (2) value.gsub!(/[^-\d,]/, "").sub!(/,/, ".") end
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