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Calendar Grey March 15, 2016
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Crucial ruby193 patch for Red Hat resolves vulnerabilities in actionpack and activerecord modules. Update today!
Updated ruby193-rubygem-actionpack and ruby193-rubygem-activerecord packages that fix multiple security issues are now available for Red Hat Software Collections

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/11258

Summary

The ruby193 collection provides Ruby version 1.9.3 and Ruby on Rails version 3.2. Ruby on Rails is a model-view-controller (MVC) framework for web application development.
The following issues were corrected in rubygem-actionpack:
Multiple directory traversal flaws were found in the way the Action View component searched for templates for rendering. If an application passed untrusted input to the 'render' method, a remote, unauthenticated attacker could use these flaws to render unexpected files and, possibly, execute arbitrary code. (CVE-2016-0752, CVE-2016-2097)
A code injection flaw was found in the way the Action View component searched for templates for rendering. If an application passed untrusted input to the 'render' method, a remote, unauthenticated attacker could use this flaw to execute arbitrary code. (CVE-2016-2098)
A flaw was found in the way the Action Pack component performed MIME type lookups. Since queries were cached in a global cache of MIME types, an attacker could use this flaw to grow the cache indefinitely, potentially resulting in a denial of service. (CVE-2016-0751)
A flaw was found in the way the Action Controller component compared user names and passwords when performing HTTP basic authentication. Time taken to compare strings could differ depending on input, possibly allowing a remote attacker to determine valid user names and passwords using a timing attack. (CVE-2015-7576)
The following issue was corrected in rubygem-activerecord:
A flaw was found in the Active Record component's handling of nested attributes in combination with the destroy flag. An attacker could possibly use this flaw to set attributes to invalid values or clear all attributes. (CVE-2015-7577)
Red Hat would like to thank the Ruby on Rails project for reporting these issues. Upstream acknowledges John Poulin as the original reporter of CVE-2016-0752, Jyoti Singh and Tobias Kraze (makandra) as original reporters of CVE-2016-2097, Tobias Kraze (makandra) and joernchen (Phenoelit) as original reporters of CVE-2016-2098, Aaron Patterson (Red Hat) as the original reporter of CVE-2016-0751, Daniel Waterworth as the original reporter of CVE-2015-7576, and Justin Coyne as the original reporter of CVE-2015-7577.
All ruby193 collection rubygem-actionpack and rubygem-activerecord packages users are advised to upgrade to these updated packages, which contain backported patches to correct these issues. All running applications using the ruby193 collection must be restarted for this update to take effect.

References

https://access.redhat.com/security/cve/CVE-2015-7576 https://access.redhat.com/security/cve/CVE-2015-7577 https://access.redhat.com/security/cve/CVE-2016-0751 https://access.redhat.com/security/cve/CVE-2016-0752 https://access.redhat.com/security/cve/CVE-2016-2097 https://access.redhat.com/security/cve/CVE-2016-2098 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6):
Source: ruby193-rubygem-actionpack-3.2.8-16.el6.src.rpm ruby193-rubygem-activerecord-3.2.8-11.el6.src.rpm ruby193-rubygem-activesupport-3.2.8-6.el6.src.rpm
noarch: ruby193-rubygem-actionpack-3.2.8-16.el6.noarch.rpm ruby193-rubygem-actionpack-doc-3.2.8-16.el6.noarch.rpm ruby193-rubygem-activerecord-3.2.8-11.el6.noarch.rpm ruby193-rubygem-activerecord-doc-3.2.8-11.el6.noarch.rpm ruby193-rubygem-activesupport-3.2.8-6.el6.noarch.rpm
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.6):
Source: ruby193-rubygem-actionpack-3.2.8-16.el6.src.rpm ruby193-rubygem-activerecord-3.2.8-11.el6.src.rpm ruby193-rubygem-activesupport-3.2.8-6.el6.src.rpm
noarch: ruby193-rubygem-actionpack-3.2.8-16.el6.noarch.rpm ruby193-rubygem-actionpack-doc-3.2.8-16.el6.noarch.rpm ruby193-rubygem-activerecord-3.2.8-11.el6.noarch.rpm ruby193-rubygem-activerecord-doc-3.2.8-11.el6.noarch.rpm ruby193-rubygem-activesupport-3.2.8-6.el6.noarch.rpm
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.7):
Source: ruby193-rubygem-actionpack-3.2.8-16.el6.src.rpm ruby193-rubygem-activerecord-3.2.8-11.el6.src.rpm ruby193-rubygem-activesupport-3.2.8-6.el6.src.rpm
noarch:

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2016:0455-01
Product: Red Hat Software Collections
Issue date: 2016-03-15

Topic

Updated ruby193-rubygem-actionpack and ruby193-rubygem-activerecordpackages that fix multiple security issues are now available for Red HatSoftware Collections.Red Hat Product Security has rated this update as having Important securityimpact. Common Vulnerability Scoring System (CVSS) base scores, which givedetailed severity ratings, are available for each vulnerability from theCVE links in the References section.

Relevant Releases Architectures

Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6) - noarch

Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) - noarch

Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.6) - noarch

Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.7) - noarch

Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.1) - noarch

Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.2) - noarch

Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6) - noarch

Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) - noarch

Bugs Fixed

1301933 - CVE-2015-7576 rubygem-actionpack: Timing attack vulnerability in basic authentication in Action Controller

1301946 - CVE-2016-0751 rubygem-actionpack: possible object leak and denial of service attack in Action Pack

1301957 - CVE-2015-7577 rubygem-activerecord: Nested attributes rejection proc bypass in Active Record

1301963 - CVE-2016-0752 rubygem-actionview, rubygem-actionpack: directory traversal flaw in Action View

1310043 - CVE-2016-2097 rubygem-actionview, rubygem-actionpack: directory traversal in Action View, incomplete CVE-2016-0752 fix

1310054 - CVE-2016-2098 rubygem-actionview, rubygem-actionpack: code injection vulnerability in Action View

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