ALAS-2021-1501

Related Vulnerabilities: CVE-2021-28965  

The REXML gem before 3.2.5 in Ruby before 2.6.7, 2.7.x before 2.7.3, and 3.x before 3.0.1 does not properly address XML round-trip issues. An incorrect document can be produced after parsing and serializing. (CVE-2021-28965)

ALAS-2021-1501


Amazon Linux AMI Security Advisory: ALAS-2021-1501
Advisory Release Date: 2021-05-14 16:58 Pacific
Advisory Updated Date: 2021-05-19 17:36 Pacific
Severity: Medium
References: CVE-2021-28965 

Issue Overview:

The REXML gem before 3.2.5 in Ruby before 2.6.7, 2.7.x before 2.7.3, and 3.x before 3.0.1 does not properly address XML round-trip issues. An incorrect document can be produced after parsing and serializing. (CVE-2021-28965)


Affected Packages:

ruby24


Issue Correction:
Run yum update ruby24 to update your system.

New Packages:
i686:
    rubygem24-json-2.0.4-2.14.amzn1.i686
    ruby24-2.4.10-2.14.amzn1.i686
    rubygem24-bigdecimal-1.3.2-2.14.amzn1.i686
    ruby24-devel-2.4.10-2.14.amzn1.i686
    ruby24-debuginfo-2.4.10-2.14.amzn1.i686
    rubygem24-xmlrpc-0.2.1-2.14.amzn1.i686
    rubygem24-psych-2.2.2-2.14.amzn1.i686
    rubygem24-io-console-0.4.6-2.14.amzn1.i686
    ruby24-libs-2.4.10-2.14.amzn1.i686
    rubygem24-net-telnet-0.1.1-2.14.amzn1.i686

noarch:
    rubygems24-devel-2.6.14.4-2.14.amzn1.noarch
    ruby24-doc-2.4.10-2.14.amzn1.noarch
    rubygem24-did_you_mean-1.1.0-2.14.amzn1.noarch
    rubygems24-2.6.14.4-2.14.amzn1.noarch
    rubygem24-power_assert-0.4.1-2.14.amzn1.noarch
    ruby24-irb-2.4.10-2.14.amzn1.noarch
    rubygem24-test-unit-3.2.3-2.14.amzn1.noarch
    rubygem24-minitest5-5.10.1-2.14.amzn1.noarch
    rubygem24-rdoc-5.0.1-2.14.amzn1.noarch

src:
    ruby24-2.4.10-2.14.amzn1.src

x86_64:
    rubygem24-io-console-0.4.6-2.14.amzn1.x86_64
    rubygem24-psych-2.2.2-2.14.amzn1.x86_64
    ruby24-devel-2.4.10-2.14.amzn1.x86_64
    ruby24-2.4.10-2.14.amzn1.x86_64
    rubygem24-bigdecimal-1.3.2-2.14.amzn1.x86_64
    ruby24-debuginfo-2.4.10-2.14.amzn1.x86_64
    rubygem24-json-2.0.4-2.14.amzn1.x86_64
    ruby24-libs-2.4.10-2.14.amzn1.x86_64
    rubygem24-xmlrpc-0.2.1-2.14.amzn1.x86_64
    rubygem24-net-telnet-0.1.1-2.14.amzn1.x86_64