Skip to navigation Skip to main content

Utilities

  • Subscriptions
  • Downloads
  • Red Hat Console
  • Get Support
Red Hat Customer Portal
  • Subscriptions
  • Downloads
  • Red Hat Console
  • Get Support
  • Products

    Top Products

    • Red Hat Enterprise Linux
    • Red Hat OpenShift
    • Red Hat Ansible Automation Platform
    All Products

    Downloads and Containers

    • Downloads
    • Packages
    • Containers

    Top Resources

    • Documentation
    • Product Life Cycles
    • Product Compliance
    • Errata
  • Knowledge

    Red Hat Knowledge Center

    • Knowledgebase Solutions
    • Knowledgebase Articles
    • Customer Portal Labs
    • Errata

    Top Product Docs

    • Red Hat Enterprise Linux
    • Red Hat OpenShift
    • Red Hat Ansible Automation Platform
    All Product Docs

    Training and Certification

    • About
    • Course Index
    • Certification Index
    • Skill Assessment
  • Security

    Red Hat Product Security Center

    • Security Updates
    • Security Advisories
    • Red Hat CVE Database
    • Errata

    References

    • Security Bulletins
    • Severity Ratings
    • Security Data

    Top Resources

    • Security Labs
    • Backporting Policies
    • Security Blog
  • Support

    Red Hat Support

    • Support Cases
    • Troubleshoot
    • Get Support
    • Contact Red Hat Support

    Red Hat Community Support

    • Customer Portal Community
    • Community Discussions
    • Red Hat Accelerator Program

    Top Resources

    • Product Life Cycles
    • Customer Portal Labs
    • Red Hat JBoss Supported Configurations
    • Red Hat Lightspeed
Or troubleshoot an issue.

Select Your Language

  • English
  • Français
  • 한국어
  • 日本語
  • 中文 (中国)

Infrastructure and Management

  • Red Hat Enterprise Linux
  • Red Hat Satellite
  • Red Hat Subscription Management
  • Red Hat Lightspeed
  • Red Hat Ansible Automation Platform

Cloud Computing

  • Red Hat OpenShift
  • Red Hat OpenStack Platform
  • Red Hat OpenShift
  • Red Hat OpenShift AI
  • Red Hat OpenShift Dedicated
  • Red Hat Advanced Cluster Security for Kubernetes
  • Red Hat Advanced Cluster Management for Kubernetes
  • Red Hat Quay
  • Red Hat OpenShift Dev Spaces
  • Red Hat OpenShift Service on AWS

Storage

  • Red Hat Gluster Storage
  • Red Hat Hyperconverged Infrastructure
  • Red Hat Ceph Storage
  • Red Hat OpenShift Data Foundation

Runtimes

  • Red Hat Runtimes
  • Red Hat JBoss Enterprise Application Platform
  • Red Hat Data Grid
  • Red Hat JBoss Web Server
  • Red Hat build of Keycloak
  • Red Hat support for Spring Boot
  • Red Hat build of Node.js
  • Red Hat build of Quarkus

Integration and Automation

  • Red Hat Application Foundations
  • Red Hat Fuse
  • Red Hat AMQ
  • Red Hat 3scale API Management
All Products
Red Hat Product Errata RHEA-2017:2511 - Product Enhancement Advisory
Issued:
2017-08-22
Updated:
2017-08-22

RHEA-2017:2511 - Product Enhancement Advisory

  • Overview
  • Updated Packages

Synopsis

rubygem-cool.io bug fix and enhancement update

Type/Severity

Product Enhancement Advisory

Red Hat Lightspeed patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

Updated rubygem-cool.io packages are now available.

Description

Cool.io is an event library for Ruby, built on the libev event library, which provides a cross-platform interface to high performance system calls.

Changes to the rubygem-cool.io component:

  • This release upgrades the rubygem-cool.io package to version 1.5.0. A full changelog is available at https://github.com/tarcieri/cool.io/blob/master/CHANGES.md (BZ#1473688)

Solution

Before applying this update, make sure all previously released errata
relevant to your system have been applied.

For details on how to apply this update, refer to:

https://access.redhat.com/articles/2974891

Affected Products

  • Red Hat Virtualization 4.1 x86_64
  • Red Hat Virtualization Manager 4.1 x86_64
  • Red Hat Virtualization 4 for RHEL 7 x86_64
  • Red Hat Virtualization for IBM Power LE 4 for RHEL 7 ppc64le

Fixes

  • BZ - 1473688 - Uprgade rubygem-cool.io to 1.5.0

CVEs

(none)

References

(none)

Note: More recent versions of these packages may be available. Click a package name for more details.

Red Hat Virtualization Manager 4.1

SRPM
rubygem-cool.io-1.5.0-1.el7.src.rpm SHA-256: cff1789ff55850850dc7cd780c459e0ef05fa1e41f488fc139cae2caed72ea12
x86_64
rubygem-cool.io-1.5.0-1.el7.x86_64.rpm SHA-256: 24785e6786acbd7afb0ab715e17e0c2268894fedf09498ad621ca5dad6360400
rubygem-cool.io-debuginfo-1.5.0-1.el7.x86_64.rpm SHA-256: 860fb7b168dd9c287054c8f8f5970b55089cfb02d6476642be4c91850f33c23c
rubygem-cool.io-doc-1.5.0-1.el7.noarch.rpm SHA-256: b5ea518f3536cdceb5b5f5fa691ee9f434a441fbc01254f9cc02320075fbb76c

Red Hat Virtualization 4.1

SRPM
rubygem-cool.io-1.5.0-1.el7.src.rpm SHA-256: cff1789ff55850850dc7cd780c459e0ef05fa1e41f488fc139cae2caed72ea12
x86_64
rubygem-cool.io-1.5.0-1.el7.x86_64.rpm SHA-256: 24785e6786acbd7afb0ab715e17e0c2268894fedf09498ad621ca5dad6360400
rubygem-cool.io-debuginfo-1.5.0-1.el7.x86_64.rpm SHA-256: 860fb7b168dd9c287054c8f8f5970b55089cfb02d6476642be4c91850f33c23c
rubygem-cool.io-doc-1.5.0-1.el7.noarch.rpm SHA-256: b5ea518f3536cdceb5b5f5fa691ee9f434a441fbc01254f9cc02320075fbb76c

Red Hat Virtualization 4 for RHEL 7

SRPM
rubygem-cool.io-1.5.0-1.el7.src.rpm SHA-256: cff1789ff55850850dc7cd780c459e0ef05fa1e41f488fc139cae2caed72ea12
x86_64
rubygem-cool.io-1.5.0-1.el7.x86_64.rpm SHA-256: 24785e6786acbd7afb0ab715e17e0c2268894fedf09498ad621ca5dad6360400
rubygem-cool.io-debuginfo-1.5.0-1.el7.x86_64.rpm SHA-256: 860fb7b168dd9c287054c8f8f5970b55089cfb02d6476642be4c91850f33c23c
rubygem-cool.io-doc-1.5.0-1.el7.noarch.rpm SHA-256: b5ea518f3536cdceb5b5f5fa691ee9f434a441fbc01254f9cc02320075fbb76c

Red Hat Virtualization for IBM Power LE 4 for RHEL 7

SRPM
rubygem-cool.io-1.5.0-1.el7.src.rpm SHA-256: cff1789ff55850850dc7cd780c459e0ef05fa1e41f488fc139cae2caed72ea12
ppc64le
rubygem-cool.io-1.5.0-1.el7.ppc64le.rpm SHA-256: 3b3a3066c9c6ba69563df427017150a98d247a1045f038d081fec5ffcf502b03
rubygem-cool.io-debuginfo-1.5.0-1.el7.ppc64le.rpm SHA-256: 9b02696974bbd54453111151dfce8efc547cecc2da2e6be8b7ac62c5a3eb5155
rubygem-cool.io-doc-1.5.0-1.el7.noarch.rpm SHA-256: b5ea518f3536cdceb5b5f5fa691ee9f434a441fbc01254f9cc02320075fbb76c

The Red Hat security contact is secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.

Red Hat LinkedIn YouTube Facebook X, formerly Twitter

Quick Links

  • Downloads
  • Subscriptions
  • Support Cases
  • Customer Service
  • Product Documentation

Help

  • Contact Us
  • Customer Portal FAQ
  • Log-in Assistance

Site Info

  • Trust Red Hat
  • Browser Support Policy
  • Accessibility
  • Awards and Recognition
  • Colophon

Related Sites

  • redhat.com
  • developers.redhat.com
  • connect.redhat.com
  • cloud.redhat.com

Red Hat legal and privacy links

  • About Red Hat
  • Jobs
  • Events
  • Locations
  • Contact Red Hat
  • Red Hat Blog
  • Inclusion at Red Hat
  • Cool Stuff Store
  • Red Hat Summit
© 2025 Red Hat

Red Hat legal and privacy links

  • Privacy statement
  • Terms of use
  • All policies and guidelines
  • Digital accessibility