Upstream information

CVE-2026-41316 at MITRE

Description

ERB is a templating system for Ruby. Ruby 2.7.0 (before ERB 2.2.0 was published on rubygems.org) introduced an `@_init` instance variable guard in `ERB#result` and `ERB#run` to prevent code execution when an ERB object is reconstructed via `Marshal.load` (deserialization). However, three other public methods that also evaluate `@src` via `eval()` were not given the same guard: `ERB#def_method`, `ERB#def_module`, and `ERB#def_class`. An attacker who can trigger `Marshal.load` on untrusted data in a Ruby application that has `erb` loaded can use `ERB#def_module` (zero-arg, default parameters) as a code execution sink, bypassing the `@_init` protection entirely. ERB 4.0.3.1, 4.0.4.1, 6.0.1.1, and 6.0.4 patch the issue.

SUSE information

Overall state of this security issue: Pending

This issue is currently rated as having important severity.

CVSS v3 Scores
CVSS detail CNA (GitHub) SUSE
Base Score 8.1 8.1
Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network Network
Attack Complexity High High
Privileges Required None None
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact High High
Integrity Impact High High
Availability Impact High High
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entry: 1262441 [NEW]

No SUSE Security Announcements cross referenced.

List of released packages

Product(s) Fixed package version(s) References
openSUSE Tumbleweed
  • libruby4_0-4_0 >= 4.0.3-1.1
  • ruby4.0 >= 4.0.3-1.1
  • ruby4.0-devel >= 4.0.3-1.1
  • ruby4.0-devel-extra >= 4.0.3-1.1
  • ruby4.0-doc >= 4.0.3-1.1
  • ruby4.0-doc-ri >= 4.0.3-1.1
Patchnames:
openSUSE-Tumbleweed-2026-10609


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s) Source package State
Products under general support and receiving all security fixes.
SUSE Linux Enterprise Desktop 15 SP7 ruby Affected
SUSE Linux Enterprise Desktop 15 SP7 ruby2.5 Affected
SUSE Linux Enterprise High Performance Computing 15 SP7 ruby Affected
SUSE Linux Enterprise High Performance Computing 15 SP7 ruby2.5 Affected
SUSE Linux Enterprise Module for Basesystem 15 SP7 ruby Affected
SUSE Linux Enterprise Module for Basesystem 15 SP7 ruby2.5 Affected
SUSE Linux Enterprise Server 15 SP7 ruby Affected
SUSE Linux Enterprise Server 15 SP7 ruby2.5 Affected
SUSE Linux Enterprise Server 16.0 ruby Affected
SUSE Linux Enterprise Server 16.1 ruby Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP7 ruby Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP7 ruby2.5 Affected
SUSE Linux Enterprise Server for SAP applications 16.0 ruby Affected
SUSE Linux Enterprise Server for SAP applications 16.1 ruby Affected
openSUSE Leap 15.6 ruby Affected
openSUSE Leap 15.6 ruby2.5 Affected
Products under Long Term Service Pack support and receiving important and critical security fixes.
SUSE Linux Enterprise High Performance Computing 15 SP4 ruby Affected
SUSE Linux Enterprise High Performance Computing 15 SP4 ruby2.5 Affected
SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS ruby Affected
SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS ruby2.5 Affected
SUSE Linux Enterprise High Performance Computing 15 SP5 ruby Affected
SUSE Linux Enterprise High Performance Computing 15 SP5 ruby2.5 Affected
SUSE Linux Enterprise High Performance Computing 15 SP5-LTSS ruby Affected
SUSE Linux Enterprise High Performance Computing 15 SP5-LTSS ruby2.5 Affected
SUSE Linux Enterprise Module for Basesystem 15 SP4 ruby Affected
SUSE Linux Enterprise Module for Basesystem 15 SP4 ruby2.5 Affected
SUSE Linux Enterprise Module for Basesystem 15 SP5 ruby Affected
SUSE Linux Enterprise Module for Basesystem 15 SP5 ruby2.5 Affected
SUSE Linux Enterprise Module for Basesystem 15 SP6 ruby Affected
SUSE Linux Enterprise Module for Basesystem 15 SP6 ruby2.5 Affected
SUSE Linux Enterprise Server 12 SP5 ruby Affected
SUSE Linux Enterprise Server 12 SP5 ruby2.1 Affected
SUSE Linux Enterprise Server 12 SP5-LTSS ruby Affected
SUSE Linux Enterprise Server 12 SP5-LTSS ruby2.1 Affected
SUSE Linux Enterprise Server 12 SP5-LTSS Extended Security ruby Affected
SUSE Linux Enterprise Server 12 SP5-LTSS Extended Security ruby2.1 Affected
SUSE Linux Enterprise Server 15 SP4 ruby Affected
SUSE Linux Enterprise Server 15 SP4 ruby2.5 Affected
SUSE Linux Enterprise Server 15 SP4-LTSS ruby Affected
SUSE Linux Enterprise Server 15 SP4-LTSS ruby2.5 Affected
SUSE Linux Enterprise Server 15 SP5 ruby Affected
SUSE Linux Enterprise Server 15 SP5 ruby2.5 Affected
SUSE Linux Enterprise Server 15 SP5-LTSS ruby Affected
SUSE Linux Enterprise Server 15 SP5-LTSS ruby2.5 Affected
SUSE Linux Enterprise Server 15 SP6 ruby Affected
SUSE Linux Enterprise Server 15 SP6 ruby2.5 Affected
SUSE Linux Enterprise Server 15 SP6-LTSS ruby Affected
SUSE Linux Enterprise Server 15 SP6-LTSS ruby2.5 Affected
SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 ruby Affected
SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 ruby2.1 Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP5 ruby Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP5 ruby2.1 Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP6 ruby Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP6 ruby2.5 Affected
SUSE Manager Proxy 4.3 ruby Affected
SUSE Manager Proxy 4.3 ruby2.5 Affected
SUSE Manager Proxy LTS 4.3 ruby Affected
SUSE Manager Proxy LTS 4.3 ruby2.5 Affected
SUSE Manager Retail Branch Server 4.3 ruby Affected
SUSE Manager Retail Branch Server 4.3 ruby2.5 Affected
SUSE Manager Retail Branch Server LTS 4.3 ruby Affected
SUSE Manager Retail Branch Server LTS 4.3 ruby2.5 Affected
SUSE Manager Server 4.3 ruby Affected
SUSE Manager Server 4.3 ruby2.5 Affected
SUSE Manager Server LTS 4.3 ruby Affected
SUSE Manager Server LTS 4.3 ruby2.5 Affected
Products past their end of life and not receiving proactive updates anymore.
HPE Helion OpenStack 8 ruby Affected
HPE Helion OpenStack 8 ruby2.1 Affected
SUSE CaaS Platform 3.0 ruby2.1 Affected
SUSE CaaS Platform 4.0 ruby Affected
SUSE CaaS Platform 4.0 ruby2.5 Affected
SUSE Enterprise Storage 6 ruby Affected
SUSE Enterprise Storage 6 ruby2.5 Affected
SUSE Enterprise Storage 7 ruby Affected
SUSE Enterprise Storage 7 ruby2.5 Affected
SUSE Enterprise Storage 7.1 ruby Affected
SUSE Enterprise Storage 7.1 ruby2.5 Affected
SUSE Linux Enterprise Desktop 12 ruby Affected
SUSE Linux Enterprise Desktop 12 ruby2.1 Affected
SUSE Linux Enterprise Desktop 12 SP1 ruby Affected
SUSE Linux Enterprise Desktop 12 SP1 ruby2.1 Affected
SUSE Linux Enterprise Desktop 12 SP2 ruby Affected
SUSE Linux Enterprise Desktop 12 SP2 ruby2.1 Affected
SUSE Linux Enterprise Desktop 12 SP3 ruby Affected
SUSE Linux Enterprise Desktop 12 SP3 ruby2.1 Affected
SUSE Linux Enterprise Desktop 12 SP4 ruby Affected
SUSE Linux Enterprise Desktop 12 SP4 ruby2.1 Affected
SUSE Linux Enterprise Desktop 15 ruby Affected
SUSE Linux Enterprise Desktop 15 ruby2.5 Affected
SUSE Linux Enterprise Desktop 15 SP1 ruby Affected
SUSE Linux Enterprise Desktop 15 SP1 ruby2.5 Affected
SUSE Linux Enterprise Desktop 15 SP2 ruby Affected
SUSE Linux Enterprise Desktop 15 SP2 ruby2.5 Affected
SUSE Linux Enterprise Desktop 15 SP3 ruby Affected
SUSE Linux Enterprise Desktop 15 SP3 ruby2.5 Affected
SUSE Linux Enterprise Desktop 15 SP4 ruby Affected
SUSE Linux Enterprise Desktop 15 SP4 ruby2.5 Affected
SUSE Linux Enterprise Desktop 15 SP5 ruby Affected
SUSE Linux Enterprise Desktop 15 SP5 ruby2.5 Affected
SUSE Linux Enterprise Desktop 15 SP6 ruby Affected
SUSE Linux Enterprise Desktop 15 SP6 ruby2.5 Affected
SUSE Linux Enterprise High Performance Computing 15 ruby Affected
SUSE Linux Enterprise High Performance Computing 15 ruby2.5 Affected
SUSE Linux Enterprise High Performance Computing 15 SP1 ruby Affected
SUSE Linux Enterprise High Performance Computing 15 SP1 ruby2.5 Affected
SUSE Linux Enterprise High Performance Computing 15 SP1-ESPOS ruby Affected
SUSE Linux Enterprise High Performance Computing 15 SP1-ESPOS ruby2.5 Affected
SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS ruby Affected
SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS ruby2.5 Affected
SUSE Linux Enterprise High Performance Computing 15 SP2 ruby Affected
SUSE Linux Enterprise High Performance Computing 15 SP2 ruby2.5 Affected
SUSE Linux Enterprise High Performance Computing 15 SP2-ESPOS ruby Affected
SUSE Linux Enterprise High Performance Computing 15 SP2-ESPOS ruby2.5 Affected
SUSE Linux Enterprise High Performance Computing 15 SP2-LTSS ruby Affected
SUSE Linux Enterprise High Performance Computing 15 SP2-LTSS ruby2.5 Affected
SUSE Linux Enterprise High Performance Computing 15 SP3 ruby Affected
SUSE Linux Enterprise High Performance Computing 15 SP3 ruby2.5 Affected
SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOS ruby Affected
SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOS ruby2.5 Affected
SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS ruby Affected
SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS ruby2.5 Affected
SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS ruby Affected
SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS ruby2.5 Affected
SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS ruby Affected
SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS ruby2.5 Affected
SUSE Linux Enterprise High Performance Computing 15 SP6 ruby Affected
SUSE Linux Enterprise High Performance Computing 15 SP6 ruby2.5 Affected
SUSE Linux Enterprise High Performance Computing 15-ESPOS ruby Affected
SUSE Linux Enterprise High Performance Computing 15-ESPOS ruby2.5 Affected
SUSE Linux Enterprise High Performance Computing 15-LTSS ruby Affected
SUSE Linux Enterprise High Performance Computing 15-LTSS ruby2.5 Affected
SUSE Linux Enterprise Micro 5.0 ruby2.5 Affected
SUSE Linux Enterprise Module for Basesystem 15 ruby Affected
SUSE Linux Enterprise Module for Basesystem 15 ruby2.5 Affected
SUSE Linux Enterprise Module for Basesystem 15 SP1 ruby Affected
SUSE Linux Enterprise Module for Basesystem 15 SP1 ruby2.5 Affected
SUSE Linux Enterprise Module for Basesystem 15 SP2 ruby Affected
SUSE Linux Enterprise Module for Basesystem 15 SP2 ruby2.5 Affected
SUSE Linux Enterprise Module for Basesystem 15 SP3 ruby Affected
SUSE Linux Enterprise Module for Basesystem 15 SP3 ruby2.5 Affected
SUSE Linux Enterprise Point of Sale 12 SP2-CLIENT ruby Affected
SUSE Linux Enterprise Point of Sale 12 SP2-CLIENT ruby2.1 Affected
SUSE Linux Enterprise Real Time 15 SP2 ruby Affected
SUSE Linux Enterprise Real Time 15 SP2 ruby2.5 Affected
SUSE Linux Enterprise Real Time 15 SP3 ruby Affected
SUSE Linux Enterprise Real Time 15 SP3 ruby2.5 Affected
SUSE Linux Enterprise Real Time 15 SP4 ruby Affected
SUSE Linux Enterprise Real Time 15 SP4 ruby2.5 Affected
SUSE Linux Enterprise Server 12 ruby Affected
SUSE Linux Enterprise Server 12 ruby2.1 Affected
SUSE Linux Enterprise Server 12 SP1 ruby Affected
SUSE Linux Enterprise Server 12 SP1 ruby2.1 Affected
SUSE Linux Enterprise Server 12 SP1-LTSS ruby Affected
SUSE Linux Enterprise Server 12 SP1-LTSS ruby2.1 Affected
SUSE Linux Enterprise Server 12 SP2 ruby Affected
SUSE Linux Enterprise Server 12 SP2 ruby2.1 Affected
SUSE Linux Enterprise Server 12 SP2-BCL ruby Affected
SUSE Linux Enterprise Server 12 SP2-BCL ruby2.1 Affected
SUSE Linux Enterprise Server 12 SP2-ESPOS ruby Affected
SUSE Linux Enterprise Server 12 SP2-ESPOS ruby2.1 Affected
SUSE Linux Enterprise Server 12 SP2-LTSS ruby Affected
SUSE Linux Enterprise Server 12 SP2-LTSS ruby2.1 Affected
SUSE Linux Enterprise Server 12 SP3 ruby Affected
SUSE Linux Enterprise Server 12 SP3 ruby2.1 Affected
SUSE Linux Enterprise Server 12 SP3-BCL ruby Affected
SUSE Linux Enterprise Server 12 SP3-BCL ruby2.1 Affected
SUSE Linux Enterprise Server 12 SP3-ESPOS ruby Affected
SUSE Linux Enterprise Server 12 SP3-ESPOS ruby2.1 Affected
SUSE Linux Enterprise Server 12 SP3-LTSS ruby Affected
SUSE Linux Enterprise Server 12 SP3-LTSS ruby2.1 Affected
SUSE Linux Enterprise Server 12 SP4 ruby Affected
SUSE Linux Enterprise Server 12 SP4 ruby2.1 Affected
SUSE Linux Enterprise Server 12 SP4-ESPOS ruby Affected
SUSE Linux Enterprise Server 12 SP4-ESPOS ruby2.1 Affected
SUSE Linux Enterprise Server 12 SP4-LTSS ruby Affected
SUSE Linux Enterprise Server 12 SP4-LTSS ruby2.1 Affected
SUSE Linux Enterprise Server 12-LTSS ruby Affected
SUSE Linux Enterprise Server 12-LTSS ruby2.1 Affected
SUSE Linux Enterprise Server 15 ruby Affected
SUSE Linux Enterprise Server 15 ruby2.5 Affected
SUSE Linux Enterprise Server 15 SP1 ruby Affected
SUSE Linux Enterprise Server 15 SP1 ruby2.5 Affected
SUSE Linux Enterprise Server 15 SP1-BCL ruby Affected
SUSE Linux Enterprise Server 15 SP1-BCL ruby2.5 Affected
SUSE Linux Enterprise Server 15 SP1-LTSS ruby Affected
SUSE Linux Enterprise Server 15 SP1-LTSS ruby2.5 Affected
SUSE Linux Enterprise Server 15 SP2 ruby Affected
SUSE Linux Enterprise Server 15 SP2 ruby2.5 Affected
SUSE Linux Enterprise Server 15 SP2-BCL ruby Affected
SUSE Linux Enterprise Server 15 SP2-BCL ruby2.5 Affected
SUSE Linux Enterprise Server 15 SP2-LTSS ruby Affected
SUSE Linux Enterprise Server 15 SP2-LTSS ruby2.5 Affected
SUSE Linux Enterprise Server 15 SP3 ruby Affected
SUSE Linux Enterprise Server 15 SP3 ruby2.5 Affected
SUSE Linux Enterprise Server 15 SP3-BCL ruby Affected
SUSE Linux Enterprise Server 15 SP3-BCL ruby2.5 Affected
SUSE Linux Enterprise Server 15 SP3-LTSS ruby Affected
SUSE Linux Enterprise Server 15 SP3-LTSS ruby2.5 Affected
SUSE Linux Enterprise Server 15-LTSS ruby Affected
SUSE Linux Enterprise Server 15-LTSS ruby2.5 Affected
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2 ruby Affected
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2 ruby2.1 Affected
SUSE Linux Enterprise Server for SAP Applications 12 ruby Affected
SUSE Linux Enterprise Server for SAP Applications 12 ruby2.1 Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP1 ruby Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP1 ruby2.1 Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP2 ruby Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP2 ruby2.1 Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP3 ruby Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP3 ruby2.1 Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP4 ruby Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP4 ruby2.1 Affected
SUSE Linux Enterprise Server for SAP Applications 15 ruby Affected
SUSE Linux Enterprise Server for SAP Applications 15 ruby2.5 Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP1 ruby Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP1 ruby2.5 Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP2 ruby Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP2 ruby2.5 Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP3 ruby Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP3 ruby2.5 Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP4 ruby Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP4 ruby2.5 Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP5 ruby Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP5 ruby2.5 Affected
SUSE Linux Enterprise Software Development Kit 12 ruby Affected
SUSE Linux Enterprise Software Development Kit 12 ruby2.1 Affected
SUSE Linux Enterprise Software Development Kit 12 SP1 ruby Affected
SUSE Linux Enterprise Software Development Kit 12 SP1 ruby2.1 Affected
SUSE Linux Enterprise Software Development Kit 12 SP2 ruby Affected
SUSE Linux Enterprise Software Development Kit 12 SP2 ruby2.1 Affected
SUSE Linux Enterprise Software Development Kit 12 SP3 ruby Affected
SUSE Linux Enterprise Software Development Kit 12 SP3 ruby2.1 Affected
SUSE Linux Enterprise Software Development Kit 12 SP4 ruby Affected
SUSE Linux Enterprise Software Development Kit 12 SP4 ruby2.1 Affected
SUSE Linux Enterprise Software Development Kit 12 SP5 ruby Affected
SUSE Linux Enterprise Software Development Kit 12 SP5 ruby2.1 Affected
SUSE Manager Proxy 4.0 ruby Affected
SUSE Manager Proxy 4.0 ruby2.5 Affected
SUSE Manager Proxy 4.1 ruby Affected
SUSE Manager Proxy 4.1 ruby2.5 Affected
SUSE Manager Proxy 4.2 ruby Affected
SUSE Manager Proxy 4.2 ruby2.5 Affected
SUSE Manager Retail Branch Server 4.0 ruby Affected
SUSE Manager Retail Branch Server 4.0 ruby2.5 Affected
SUSE Manager Retail Branch Server 4.1 ruby Affected
SUSE Manager Retail Branch Server 4.1 ruby2.5 Affected
SUSE Manager Retail Branch Server 4.2 ruby Affected
SUSE Manager Retail Branch Server 4.2 ruby2.5 Affected
SUSE Manager Server 4.0 ruby Affected
SUSE Manager Server 4.0 ruby2.5 Affected
SUSE Manager Server 4.1 ruby Affected
SUSE Manager Server 4.1 ruby2.5 Affected
SUSE Manager Server 4.2 ruby Affected
SUSE Manager Server 4.2 ruby2.5 Affected
SUSE OpenStack Cloud 7 ruby Affected
SUSE OpenStack Cloud 7 ruby2.1 Affected
SUSE OpenStack Cloud 8 ruby Affected
SUSE OpenStack Cloud 8 ruby2.1 Affected
SUSE OpenStack Cloud 9 ruby Affected
SUSE OpenStack Cloud 9 ruby2.1 Affected
SUSE OpenStack Cloud Crowbar 8 ruby Affected
SUSE OpenStack Cloud Crowbar 8 ruby2.1 Affected
SUSE OpenStack Cloud Crowbar 9 ruby Affected
SUSE OpenStack Cloud Crowbar 9 ruby2.1 Affected
openSUSE Leap 15.3 ruby Affected
openSUSE Leap 15.3 ruby2.5 Affected
openSUSE Leap 15.4 ruby Affected
openSUSE Leap 15.4 ruby2.5 Affected
openSUSE Leap 15.5 ruby Affected
openSUSE Leap 15.5 ruby2.5 Affected
Container Status
bci/ruby
suse/rmt-server
ruby2.5Affected


SUSE Timeline for this CVE

CVE page created: Tue Apr 21 12:45:10 2026
CVE page last modified: Fri Apr 24 17:19:53 2026