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Fixes #39189 - backport CVE-2026-33658 fix for activestorage 7.0.10 #13313

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Fixes #39189 - backport CVE-2026-33658 fix for activestorage 7.0.10 #13313

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31 changes: 31 additions & 0 deletions packages/foreman/rubygem-activestorage/CVE-2026-33658-limit-range-requests.patch
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Original file line number Diff line number Diff line change
@@ -0,0 +1,31 @@
--- a/app/controllers/concerns/active_storage/streaming.rb
+++ b/app/controllers/concerns/active_storage/streaming.rb
@@ -15,6 +15,7 @@
ranges = Rack::Utils.get_byte_ranges(range_header, blob.byte_size)

return head(:range_not_satisfiable) if ranges.blank? || ranges.all?(&:blank?)
+ return head(:range_not_satisfiable) if ranges.length > ActiveStorage.streaming_max_ranges

if ranges.length == 1
range = ranges.first
--- a/lib/active_storage.rb
+++ b/lib/active_storage.rb
@@ -360,6 +360,18 @@
mattr_accessor :replace_on_assign_to_many, default: false
mattr_accessor :track_variants, default: false

+ singleton_class.attr_accessor :checksum_implementation
+ @checksum_implementation = OpenSSL::Digest::MD5
+ begin
+ @checksum_implementation.hexdigest("test")
+ rescue # OpenSSL may have MD5 disabled
+ require "digest/md5"
+ @checksum_implementation = Digest::MD5
+ end
+
+ singleton_class.attr_accessor :streaming_max_ranges
+ @streaming_max_ranges = 1
+
mattr_accessor :video_preview_arguments, default: "-y -vframes 1 -f image2"

mattr_accessor :silence_invalid_content_types_warning, default: false
8 changes: 6 additions & 2 deletions packages/foreman/rubygem-activestorage/rubygem-activestorage.spec
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Original file line number Diff line number Diff line change
Expand Up @@ -3,11 +3,12 @@

Name: rubygem-%{gem_name}
Version: 7.0.10
Release: 1%{?dist}
Release: 2%{?dist}
Summary: Local and cloud file storage framework
License: MIT
URL: https://rubyonrails.org
Source0: https://rubygems.org/gems/%{gem_name}-%{version}.gem
Patch0: CVE-2026-33658-limit-range-requests.patch

# start specfile generated dependencies
Requires: ruby >= 2.7.0
Expand All @@ -29,7 +30,7 @@ BuildArch: noarch
Documentation for %{name}.

%prep
%setup -q -n %{gem_name}-%{version}
%autosetup -p1 -n %{gem_name}-%{version}

%build
# Create the gem as gem install only works on a gem file
Expand Down Expand Up @@ -60,6 +61,9 @@ cp -a .%{gem_dir}/* \
%doc %{gem_instdir}/README.md

%changelog
* Sat Mar 28 2026 Jakub Duchek <jakduch@seznam.cz> - 7.0.10-2
- Backport fix for CVE-2026-33658 (Active Storage DoS via HTTP Range header)

* Wed Oct 29 2025 Foreman Packaging Automation <packaging@theforeman.org> - 7.0.10-1
- Update to 7.0.10

Expand Down