RedHat: RHSA-2020-2769:01 Important: ruby security update

    Date 30 Jun 2020
    113
    Posted By LinuxSecurity Advisories
    An update for ruby is now available for Red Hat Enterprise Linux 7.4 Advanced Update Support, Red Hat Enterprise Linux 7.4 Telco Extended Update Support, and Red Hat Enterprise Linux 7.4 Update Services for SAP Solutions.
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    =====================================================================
                       Red Hat Security Advisory
    
    Synopsis:          Important: ruby security update
    Advisory ID:       RHSA-2020:2769-01
    Product:           Red Hat Enterprise Linux
    Advisory URL:      https://access.redhat.com/errata/RHSA-2020:2769
    Issue date:        2020-06-30
    CVE Names:         CVE-2018-16396 CVE-2019-8321 CVE-2019-8322 
                       CVE-2019-8323 CVE-2019-8324 CVE-2019-8325 
    =====================================================================
    
    1. Summary:
    
    An update for ruby is now available for Red Hat Enterprise Linux 7.4
    Advanced Update Support, Red Hat Enterprise Linux 7.4 Telco Extended Update
    Support, and Red Hat Enterprise Linux 7.4 Update Services for SAP
    Solutions.
    
    Red Hat Product Security has rated this update as having a security impact
    of Important. A Common Vulnerability Scoring System (CVSS) base score,
    which gives a detailed severity rating, is available for each vulnerability
    from the CVE link(s) in the References section.
    
    2. Relevant releases/architectures:
    
    Red Hat Enterprise Linux Server AUS (v. 7.4) - noarch, x86_64
    Red Hat Enterprise Linux Server E4S (v. 7.4) - noarch, ppc64le, x86_64
    Red Hat Enterprise Linux Server Optional AUS (v. 7.4) - noarch, x86_64
    Red Hat Enterprise Linux Server Optional E4S (v. 7.4) - noarch, ppc64le, x86_64
    Red Hat Enterprise Linux Server Optional TUS (v. 7.4) - noarch, x86_64
    Red Hat Enterprise Linux Server TUS (v. 7.4) - noarch, x86_64
    
    3. Description:
    
    Ruby is an extensible, interpreted, object-oriented, scripting language. It
    has features to process text files and to perform system management tasks.
    
    Security Fix(es):
    
    * rubygems: Installing a malicious gem may lead to arbitrary code execution
    (CVE-2019-8324)
    
    * ruby: Tainted flags are not propagated in Array#pack and String#unpack
    with some directives (CVE-2018-16396)
    
    * rubygems: Escape sequence injection vulnerability in verbose
    (CVE-2019-8321)
    
    * rubygems: Escape sequence injection vulnerability in gem owner
    (CVE-2019-8322)
    
    * rubygems: Escape sequence injection vulnerability in API response
    handling (CVE-2019-8323)
    
    * rubygems: Escape sequence injection vulnerability in errors
    (CVE-2019-8325)
    
    For more details about the security issue(s), including the impact, a CVSS
    score, acknowledgments, and other related information, refer to the CVE
    page(s) listed in the References section.
    
    4. Solution:
    
    For details on how to apply this update, which includes the changes
    described in this advisory, refer to:
    
    https://access.redhat.com/articles/11258
    
    5. Bugs fixed (https://bugzilla.redhat.com/):
    
    1643089 - CVE-2018-16396 ruby: Tainted flags are not propagated in Array#pack and String#unpack with some directives
    1692514 - CVE-2019-8321 rubygems: Escape sequence injection vulnerability in verbose
    1692516 - CVE-2019-8322 rubygems: Escape sequence injection vulnerability in gem owner
    1692519 - CVE-2019-8323 rubygems: Escape sequence injection vulnerability in API response handling
    1692520 - CVE-2019-8324 rubygems: Installing a malicious gem may lead to arbitrary code execution
    1692522 - CVE-2019-8325 rubygems: Escape sequence injection vulnerability in errors
    
    6. Package List:
    
    Red Hat Enterprise Linux Server AUS (v. 7.4):
    
    Source:
    ruby-2.0.0.648-37.el7_4.src.rpm
    
    noarch:
    ruby-irb-2.0.0.648-37.el7_4.noarch.rpm
    rubygem-rdoc-4.0.0-37.el7_4.noarch.rpm
    rubygems-2.0.14.1-37.el7_4.noarch.rpm
    
    x86_64:
    ruby-2.0.0.648-37.el7_4.x86_64.rpm
    ruby-debuginfo-2.0.0.648-37.el7_4.i686.rpm
    ruby-debuginfo-2.0.0.648-37.el7_4.x86_64.rpm
    ruby-libs-2.0.0.648-37.el7_4.i686.rpm
    ruby-libs-2.0.0.648-37.el7_4.x86_64.rpm
    rubygem-bigdecimal-1.2.0-37.el7_4.x86_64.rpm
    rubygem-io-console-0.4.2-37.el7_4.x86_64.rpm
    rubygem-json-1.7.7-37.el7_4.x86_64.rpm
    rubygem-psych-2.0.0-37.el7_4.x86_64.rpm
    
    Red Hat Enterprise Linux Server E4S (v. 7.4):
    
    Source:
    ruby-2.0.0.648-37.el7_4.src.rpm
    
    noarch:
    ruby-irb-2.0.0.648-37.el7_4.noarch.rpm
    rubygem-rdoc-4.0.0-37.el7_4.noarch.rpm
    rubygems-2.0.14.1-37.el7_4.noarch.rpm
    
    ppc64le:
    ruby-2.0.0.648-37.el7_4.ppc64le.rpm
    ruby-debuginfo-2.0.0.648-37.el7_4.ppc64le.rpm
    ruby-libs-2.0.0.648-37.el7_4.ppc64le.rpm
    rubygem-bigdecimal-1.2.0-37.el7_4.ppc64le.rpm
    rubygem-io-console-0.4.2-37.el7_4.ppc64le.rpm
    rubygem-json-1.7.7-37.el7_4.ppc64le.rpm
    rubygem-psych-2.0.0-37.el7_4.ppc64le.rpm
    
    x86_64:
    ruby-2.0.0.648-37.el7_4.x86_64.rpm
    ruby-debuginfo-2.0.0.648-37.el7_4.i686.rpm
    ruby-debuginfo-2.0.0.648-37.el7_4.x86_64.rpm
    ruby-libs-2.0.0.648-37.el7_4.i686.rpm
    ruby-libs-2.0.0.648-37.el7_4.x86_64.rpm
    rubygem-bigdecimal-1.2.0-37.el7_4.x86_64.rpm
    rubygem-io-console-0.4.2-37.el7_4.x86_64.rpm
    rubygem-json-1.7.7-37.el7_4.x86_64.rpm
    rubygem-psych-2.0.0-37.el7_4.x86_64.rpm
    
    Red Hat Enterprise Linux Server TUS (v. 7.4):
    
    Source:
    ruby-2.0.0.648-37.el7_4.src.rpm
    
    noarch:
    ruby-irb-2.0.0.648-37.el7_4.noarch.rpm
    rubygem-rdoc-4.0.0-37.el7_4.noarch.rpm
    rubygems-2.0.14.1-37.el7_4.noarch.rpm
    
    x86_64:
    ruby-2.0.0.648-37.el7_4.x86_64.rpm
    ruby-debuginfo-2.0.0.648-37.el7_4.i686.rpm
    ruby-debuginfo-2.0.0.648-37.el7_4.x86_64.rpm
    ruby-libs-2.0.0.648-37.el7_4.i686.rpm
    ruby-libs-2.0.0.648-37.el7_4.x86_64.rpm
    rubygem-bigdecimal-1.2.0-37.el7_4.x86_64.rpm
    rubygem-io-console-0.4.2-37.el7_4.x86_64.rpm
    rubygem-json-1.7.7-37.el7_4.x86_64.rpm
    rubygem-psych-2.0.0-37.el7_4.x86_64.rpm
    
    Red Hat Enterprise Linux Server Optional AUS (v. 7.4):
    
    noarch:
    ruby-doc-2.0.0.648-37.el7_4.noarch.rpm
    rubygem-minitest-4.3.2-37.el7_4.noarch.rpm
    rubygem-rake-0.9.6-37.el7_4.noarch.rpm
    rubygems-devel-2.0.14.1-37.el7_4.noarch.rpm
    
    x86_64:
    ruby-debuginfo-2.0.0.648-37.el7_4.x86_64.rpm
    ruby-devel-2.0.0.648-37.el7_4.x86_64.rpm
    ruby-tcltk-2.0.0.648-37.el7_4.x86_64.rpm
    
    Red Hat Enterprise Linux Server Optional E4S (v. 7.4):
    
    noarch:
    ruby-doc-2.0.0.648-37.el7_4.noarch.rpm
    rubygem-minitest-4.3.2-37.el7_4.noarch.rpm
    rubygem-rake-0.9.6-37.el7_4.noarch.rpm
    rubygems-devel-2.0.14.1-37.el7_4.noarch.rpm
    
    ppc64le:
    ruby-debuginfo-2.0.0.648-37.el7_4.ppc64le.rpm
    ruby-devel-2.0.0.648-37.el7_4.ppc64le.rpm
    ruby-tcltk-2.0.0.648-37.el7_4.ppc64le.rpm
    
    x86_64:
    ruby-debuginfo-2.0.0.648-37.el7_4.x86_64.rpm
    ruby-devel-2.0.0.648-37.el7_4.x86_64.rpm
    ruby-tcltk-2.0.0.648-37.el7_4.x86_64.rpm
    
    Red Hat Enterprise Linux Server Optional TUS (v. 7.4):
    
    noarch:
    ruby-doc-2.0.0.648-37.el7_4.noarch.rpm
    rubygem-minitest-4.3.2-37.el7_4.noarch.rpm
    rubygem-rake-0.9.6-37.el7_4.noarch.rpm
    rubygems-devel-2.0.14.1-37.el7_4.noarch.rpm
    
    x86_64:
    ruby-debuginfo-2.0.0.648-37.el7_4.x86_64.rpm
    ruby-devel-2.0.0.648-37.el7_4.x86_64.rpm
    ruby-tcltk-2.0.0.648-37.el7_4.x86_64.rpm
    
    These packages are GPG signed by Red Hat for security.  Our key and
    details on how to verify the signature are available from
    https://access.redhat.com/security/team/key/
    
    7. References:
    
    https://access.redhat.com/security/cve/CVE-2018-16396
    https://access.redhat.com/security/cve/CVE-2019-8321
    https://access.redhat.com/security/cve/CVE-2019-8322
    https://access.redhat.com/security/cve/CVE-2019-8323
    https://access.redhat.com/security/cve/CVE-2019-8324
    https://access.redhat.com/security/cve/CVE-2019-8325
    https://access.redhat.com/security/updates/classification/#important
    
    8. Contact:
    
    The Red Hat security contact is . More contact
    details at https://access.redhat.com/security/team/contact/
    
    Copyright 2020 Red Hat, Inc.
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