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             AUSCERT External Security Bulletin Redistribution

                               ESB-2021.3808
                         graphviz security update
                             10 November 2021

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           graphviz
Publisher:         Red Hat
Operating System:  Red Hat
Impact/Access:     Execute Arbitrary Code/Commands -- Existing Account
                   Denial of Service               -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2020-18032  

Reference:         ESB-2021.1747
                   ESB-2021.1645
                   ESB-2021.1638

Original Bulletin: 
   https://access.redhat.com/errata/RHSA-2021:4256

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                   Red Hat Security Advisory

Synopsis:          Moderate: graphviz security update
Advisory ID:       RHSA-2021:4256-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:4256
Issue date:        2021-11-09
CVE Names:         CVE-2020-18032 
=====================================================================

1. Summary:

An update for graphviz is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact
of Moderate. 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 AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux CRB (v. 8) - aarch64, ppc64le, s390x, x86_64

3. Description:

Graphviz is open-source graph-visualization software. Graph visualization
is a way of representing structural information as diagrams of abstract
graphs and networks. It has important applications in networking,
bioinformatics, software engineering, database and web design, machine
learning, and in visual interfaces for other technical domains.

Security Fix(es):

* graphviz: off-by-one in parse_reclbl() in lib/common/shapes.c
(CVE-2020-18032)

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.

Additional Changes:

For detailed information on changes in this release, see the Red Hat
Enterprise Linux 8.5 Release Notes linked from 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/):

1966272 - CVE-2020-18032 graphviz: off-by-one in parse_reclbl() in lib/common/shapes.c

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

Source:
graphviz-2.40.1-43.el8.src.rpm

aarch64:
graphviz-2.40.1-43.el8.aarch64.rpm
graphviz-debuginfo-2.40.1-43.el8.aarch64.rpm
graphviz-debugsource-2.40.1-43.el8.aarch64.rpm
graphviz-gd-debuginfo-2.40.1-43.el8.aarch64.rpm
graphviz-guile-debuginfo-2.40.1-43.el8.aarch64.rpm
graphviz-java-debuginfo-2.40.1-43.el8.aarch64.rpm
graphviz-lua-debuginfo-2.40.1-43.el8.aarch64.rpm
graphviz-ocaml-debuginfo-2.40.1-43.el8.aarch64.rpm
graphviz-perl-debuginfo-2.40.1-43.el8.aarch64.rpm
graphviz-python3-debuginfo-2.40.1-43.el8.aarch64.rpm
graphviz-ruby-debuginfo-2.40.1-43.el8.aarch64.rpm
graphviz-tcl-debuginfo-2.40.1-43.el8.aarch64.rpm

ppc64le:
graphviz-2.40.1-43.el8.ppc64le.rpm
graphviz-debuginfo-2.40.1-43.el8.ppc64le.rpm
graphviz-debugsource-2.40.1-43.el8.ppc64le.rpm
graphviz-gd-debuginfo-2.40.1-43.el8.ppc64le.rpm
graphviz-guile-debuginfo-2.40.1-43.el8.ppc64le.rpm
graphviz-java-debuginfo-2.40.1-43.el8.ppc64le.rpm
graphviz-lua-debuginfo-2.40.1-43.el8.ppc64le.rpm
graphviz-ocaml-debuginfo-2.40.1-43.el8.ppc64le.rpm
graphviz-perl-debuginfo-2.40.1-43.el8.ppc64le.rpm
graphviz-python3-debuginfo-2.40.1-43.el8.ppc64le.rpm
graphviz-ruby-debuginfo-2.40.1-43.el8.ppc64le.rpm
graphviz-tcl-debuginfo-2.40.1-43.el8.ppc64le.rpm

s390x:
graphviz-2.40.1-43.el8.s390x.rpm
graphviz-debuginfo-2.40.1-43.el8.s390x.rpm
graphviz-debugsource-2.40.1-43.el8.s390x.rpm
graphviz-gd-debuginfo-2.40.1-43.el8.s390x.rpm
graphviz-guile-debuginfo-2.40.1-43.el8.s390x.rpm
graphviz-java-debuginfo-2.40.1-43.el8.s390x.rpm
graphviz-lua-debuginfo-2.40.1-43.el8.s390x.rpm
graphviz-ocaml-debuginfo-2.40.1-43.el8.s390x.rpm
graphviz-perl-debuginfo-2.40.1-43.el8.s390x.rpm
graphviz-python3-debuginfo-2.40.1-43.el8.s390x.rpm
graphviz-ruby-debuginfo-2.40.1-43.el8.s390x.rpm
graphviz-tcl-debuginfo-2.40.1-43.el8.s390x.rpm

x86_64:
graphviz-2.40.1-43.el8.i686.rpm
graphviz-2.40.1-43.el8.x86_64.rpm
graphviz-debuginfo-2.40.1-43.el8.i686.rpm
graphviz-debuginfo-2.40.1-43.el8.x86_64.rpm
graphviz-debugsource-2.40.1-43.el8.i686.rpm
graphviz-debugsource-2.40.1-43.el8.x86_64.rpm
graphviz-gd-debuginfo-2.40.1-43.el8.i686.rpm
graphviz-gd-debuginfo-2.40.1-43.el8.x86_64.rpm
graphviz-guile-debuginfo-2.40.1-43.el8.i686.rpm
graphviz-guile-debuginfo-2.40.1-43.el8.x86_64.rpm
graphviz-java-debuginfo-2.40.1-43.el8.i686.rpm
graphviz-java-debuginfo-2.40.1-43.el8.x86_64.rpm
graphviz-lua-debuginfo-2.40.1-43.el8.i686.rpm
graphviz-lua-debuginfo-2.40.1-43.el8.x86_64.rpm
graphviz-ocaml-debuginfo-2.40.1-43.el8.i686.rpm
graphviz-ocaml-debuginfo-2.40.1-43.el8.x86_64.rpm
graphviz-perl-debuginfo-2.40.1-43.el8.i686.rpm
graphviz-perl-debuginfo-2.40.1-43.el8.x86_64.rpm
graphviz-python3-debuginfo-2.40.1-43.el8.i686.rpm
graphviz-python3-debuginfo-2.40.1-43.el8.x86_64.rpm
graphviz-ruby-debuginfo-2.40.1-43.el8.i686.rpm
graphviz-ruby-debuginfo-2.40.1-43.el8.x86_64.rpm
graphviz-tcl-debuginfo-2.40.1-43.el8.i686.rpm
graphviz-tcl-debuginfo-2.40.1-43.el8.x86_64.rpm

Red Hat Enterprise Linux CRB (v. 8):

aarch64:
graphviz-debuginfo-2.40.1-43.el8.aarch64.rpm
graphviz-debugsource-2.40.1-43.el8.aarch64.rpm
graphviz-devel-2.40.1-43.el8.aarch64.rpm
graphviz-doc-2.40.1-43.el8.aarch64.rpm
graphviz-gd-2.40.1-43.el8.aarch64.rpm
graphviz-gd-debuginfo-2.40.1-43.el8.aarch64.rpm
graphviz-guile-debuginfo-2.40.1-43.el8.aarch64.rpm
graphviz-java-debuginfo-2.40.1-43.el8.aarch64.rpm
graphviz-lua-debuginfo-2.40.1-43.el8.aarch64.rpm
graphviz-ocaml-debuginfo-2.40.1-43.el8.aarch64.rpm
graphviz-perl-debuginfo-2.40.1-43.el8.aarch64.rpm
graphviz-python3-2.40.1-43.el8.aarch64.rpm
graphviz-python3-debuginfo-2.40.1-43.el8.aarch64.rpm
graphviz-ruby-debuginfo-2.40.1-43.el8.aarch64.rpm
graphviz-tcl-debuginfo-2.40.1-43.el8.aarch64.rpm

ppc64le:
graphviz-debuginfo-2.40.1-43.el8.ppc64le.rpm
graphviz-debugsource-2.40.1-43.el8.ppc64le.rpm
graphviz-devel-2.40.1-43.el8.ppc64le.rpm
graphviz-doc-2.40.1-43.el8.ppc64le.rpm
graphviz-gd-2.40.1-43.el8.ppc64le.rpm
graphviz-gd-debuginfo-2.40.1-43.el8.ppc64le.rpm
graphviz-guile-debuginfo-2.40.1-43.el8.ppc64le.rpm
graphviz-java-debuginfo-2.40.1-43.el8.ppc64le.rpm
graphviz-lua-debuginfo-2.40.1-43.el8.ppc64le.rpm
graphviz-ocaml-debuginfo-2.40.1-43.el8.ppc64le.rpm
graphviz-perl-debuginfo-2.40.1-43.el8.ppc64le.rpm
graphviz-python3-2.40.1-43.el8.ppc64le.rpm
graphviz-python3-debuginfo-2.40.1-43.el8.ppc64le.rpm
graphviz-ruby-debuginfo-2.40.1-43.el8.ppc64le.rpm
graphviz-tcl-debuginfo-2.40.1-43.el8.ppc64le.rpm

s390x:
graphviz-debuginfo-2.40.1-43.el8.s390x.rpm
graphviz-debugsource-2.40.1-43.el8.s390x.rpm
graphviz-devel-2.40.1-43.el8.s390x.rpm
graphviz-doc-2.40.1-43.el8.s390x.rpm
graphviz-gd-2.40.1-43.el8.s390x.rpm
graphviz-gd-debuginfo-2.40.1-43.el8.s390x.rpm
graphviz-guile-debuginfo-2.40.1-43.el8.s390x.rpm
graphviz-java-debuginfo-2.40.1-43.el8.s390x.rpm
graphviz-lua-debuginfo-2.40.1-43.el8.s390x.rpm
graphviz-ocaml-debuginfo-2.40.1-43.el8.s390x.rpm
graphviz-perl-debuginfo-2.40.1-43.el8.s390x.rpm
graphviz-python3-2.40.1-43.el8.s390x.rpm
graphviz-python3-debuginfo-2.40.1-43.el8.s390x.rpm
graphviz-ruby-debuginfo-2.40.1-43.el8.s390x.rpm
graphviz-tcl-debuginfo-2.40.1-43.el8.s390x.rpm

x86_64:
graphviz-debuginfo-2.40.1-43.el8.i686.rpm
graphviz-debuginfo-2.40.1-43.el8.x86_64.rpm
graphviz-debugsource-2.40.1-43.el8.i686.rpm
graphviz-debugsource-2.40.1-43.el8.x86_64.rpm
graphviz-devel-2.40.1-43.el8.i686.rpm
graphviz-devel-2.40.1-43.el8.x86_64.rpm
graphviz-doc-2.40.1-43.el8.x86_64.rpm
graphviz-gd-2.40.1-43.el8.i686.rpm
graphviz-gd-2.40.1-43.el8.x86_64.rpm
graphviz-gd-debuginfo-2.40.1-43.el8.i686.rpm
graphviz-gd-debuginfo-2.40.1-43.el8.x86_64.rpm
graphviz-guile-debuginfo-2.40.1-43.el8.i686.rpm
graphviz-guile-debuginfo-2.40.1-43.el8.x86_64.rpm
graphviz-java-debuginfo-2.40.1-43.el8.i686.rpm
graphviz-java-debuginfo-2.40.1-43.el8.x86_64.rpm
graphviz-lua-debuginfo-2.40.1-43.el8.i686.rpm
graphviz-lua-debuginfo-2.40.1-43.el8.x86_64.rpm
graphviz-ocaml-debuginfo-2.40.1-43.el8.i686.rpm
graphviz-ocaml-debuginfo-2.40.1-43.el8.x86_64.rpm
graphviz-perl-debuginfo-2.40.1-43.el8.i686.rpm
graphviz-perl-debuginfo-2.40.1-43.el8.x86_64.rpm
graphviz-python3-2.40.1-43.el8.x86_64.rpm
graphviz-python3-debuginfo-2.40.1-43.el8.i686.rpm
graphviz-python3-debuginfo-2.40.1-43.el8.x86_64.rpm
graphviz-ruby-debuginfo-2.40.1-43.el8.i686.rpm
graphviz-ruby-debuginfo-2.40.1-43.el8.x86_64.rpm
graphviz-tcl-debuginfo-2.40.1-43.el8.i686.rpm
graphviz-tcl-debuginfo-2.40.1-43.el8.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-2020-18032
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.5_release_notes/

8. Contact:

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

Copyright 2021 Red Hat, Inc.
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