Operating System:

[RedHat]

Published:

08 August 2019

Protect yourself against future threats.

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===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2019.3000
           ghostscript security, bug fix, and enhancement update
                               8 August 2019

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

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

Product:           ghostscript
Publisher:         Red Hat
Operating System:  Red Hat Enterprise Linux Server 7
                   Red Hat Enterprise Linux WS/Desktop 7
Impact/Access:     Access Confidential Data -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-11645  

Reference:         ESB-2018.3532
                   ESB-2018.2807
                   ESB-2018.2753

Original Bulletin: 
   https://access.redhat.com/errata/RHSA-2019:2281

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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Low: ghostscript security, bug fix, and enhancement update
Advisory ID:       RHSA-2019:2281-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2019:2281
Issue date:        2019-08-06
CVE Names:         CVE-2018-11645 
=====================================================================

1. Summary:

An update for ghostscript is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact
of Low. 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 Client (v. 7) - x86_64
Red Hat Enterprise Linux Client Optional (v. 7) - noarch, x86_64
Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode Optional (v. 7) - noarch, x86_64
Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - noarch, ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64
Red Hat Enterprise Linux Workstation Optional (v. 7) - noarch, x86_64

3. Description:

The Ghostscript suite contains utilities for rendering PostScript and PDF
documents. Ghostscript translates PostScript code to common bitmap formats
so that the code can be displayed or printed.

The following packages have been upgraded to a later upstream version:
ghostscript (9.25). (BZ#1636115)

Security Fix(es):

* ghostscript: status command permitted with -dSAFER in psi/zfile.c
allowing attackers to identify the size and existence of files
(CVE-2018-11645)

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 7.7 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/):

1585914 - CVE-2018-11645 ghostscript: status command permitted with -dSAFER in psi/zfile.c allowing attackers to identify the size and existence of files
1653706 - ps2pdf fails after fontconfig upgrade in RHEL 7.6
1654045 - ghostscript update breaks xdvi (gs: Error: /undefined in flushpage)
1657694 - ghostscript: Regression: Warning: Dropping incorrect smooth shading object (Error: /rangecheck in --run--)
1661210 - ghostscript: Regression: pdf2ps reports an error when reading from stdin (Error: /invalidfileaccess in --run--)
1669611 - ghostscript: Regression: SEGV in names_ref on converting faulty PS to PDF

6. Package List:

Red Hat Enterprise Linux Client (v. 7):

Source:
ghostscript-9.25-2.el7.src.rpm

x86_64:
ghostscript-9.25-2.el7.i686.rpm
ghostscript-9.25-2.el7.x86_64.rpm
ghostscript-cups-9.25-2.el7.x86_64.rpm
ghostscript-debuginfo-9.25-2.el7.i686.rpm
ghostscript-debuginfo-9.25-2.el7.x86_64.rpm
libgs-9.25-2.el7.i686.rpm
libgs-9.25-2.el7.x86_64.rpm

Red Hat Enterprise Linux Client Optional (v. 7):

noarch:
ghostscript-doc-9.25-2.el7.noarch.rpm

x86_64:
ghostscript-debuginfo-9.25-2.el7.i686.rpm
ghostscript-debuginfo-9.25-2.el7.x86_64.rpm
ghostscript-gtk-9.25-2.el7.x86_64.rpm
libgs-devel-9.25-2.el7.i686.rpm
libgs-devel-9.25-2.el7.x86_64.rpm

Red Hat Enterprise Linux ComputeNode (v. 7):

Source:
ghostscript-9.25-2.el7.src.rpm

x86_64:
ghostscript-9.25-2.el7.i686.rpm
ghostscript-9.25-2.el7.x86_64.rpm
ghostscript-cups-9.25-2.el7.x86_64.rpm
ghostscript-debuginfo-9.25-2.el7.i686.rpm
ghostscript-debuginfo-9.25-2.el7.x86_64.rpm
libgs-9.25-2.el7.i686.rpm
libgs-9.25-2.el7.x86_64.rpm

Red Hat Enterprise Linux ComputeNode Optional (v. 7):

noarch:
ghostscript-doc-9.25-2.el7.noarch.rpm

x86_64:
ghostscript-debuginfo-9.25-2.el7.i686.rpm
ghostscript-debuginfo-9.25-2.el7.x86_64.rpm
ghostscript-gtk-9.25-2.el7.x86_64.rpm
libgs-devel-9.25-2.el7.i686.rpm
libgs-devel-9.25-2.el7.x86_64.rpm

Red Hat Enterprise Linux Server (v. 7):

Source:
ghostscript-9.25-2.el7.src.rpm

ppc64:
ghostscript-9.25-2.el7.ppc.rpm
ghostscript-9.25-2.el7.ppc64.rpm
ghostscript-cups-9.25-2.el7.ppc64.rpm
ghostscript-debuginfo-9.25-2.el7.ppc.rpm
ghostscript-debuginfo-9.25-2.el7.ppc64.rpm
libgs-9.25-2.el7.ppc.rpm
libgs-9.25-2.el7.ppc64.rpm

ppc64le:
ghostscript-9.25-2.el7.ppc64le.rpm
ghostscript-cups-9.25-2.el7.ppc64le.rpm
ghostscript-debuginfo-9.25-2.el7.ppc64le.rpm
libgs-9.25-2.el7.ppc64le.rpm

s390x:
ghostscript-9.25-2.el7.s390.rpm
ghostscript-9.25-2.el7.s390x.rpm
ghostscript-cups-9.25-2.el7.s390x.rpm
ghostscript-debuginfo-9.25-2.el7.s390.rpm
ghostscript-debuginfo-9.25-2.el7.s390x.rpm
libgs-9.25-2.el7.s390.rpm
libgs-9.25-2.el7.s390x.rpm

x86_64:
ghostscript-9.25-2.el7.i686.rpm
ghostscript-9.25-2.el7.x86_64.rpm
ghostscript-cups-9.25-2.el7.x86_64.rpm
ghostscript-debuginfo-9.25-2.el7.i686.rpm
ghostscript-debuginfo-9.25-2.el7.x86_64.rpm
libgs-9.25-2.el7.i686.rpm
libgs-9.25-2.el7.x86_64.rpm

Red Hat Enterprise Linux Server Optional (v. 7):

noarch:
ghostscript-doc-9.25-2.el7.noarch.rpm

ppc64:
ghostscript-debuginfo-9.25-2.el7.ppc.rpm
ghostscript-debuginfo-9.25-2.el7.ppc64.rpm
ghostscript-gtk-9.25-2.el7.ppc64.rpm
libgs-devel-9.25-2.el7.ppc.rpm
libgs-devel-9.25-2.el7.ppc64.rpm

ppc64le:
ghostscript-debuginfo-9.25-2.el7.ppc64le.rpm
ghostscript-gtk-9.25-2.el7.ppc64le.rpm
libgs-devel-9.25-2.el7.ppc64le.rpm

s390x:
ghostscript-debuginfo-9.25-2.el7.s390.rpm
ghostscript-debuginfo-9.25-2.el7.s390x.rpm
ghostscript-gtk-9.25-2.el7.s390x.rpm
libgs-devel-9.25-2.el7.s390.rpm
libgs-devel-9.25-2.el7.s390x.rpm

x86_64:
ghostscript-debuginfo-9.25-2.el7.i686.rpm
ghostscript-debuginfo-9.25-2.el7.x86_64.rpm
ghostscript-gtk-9.25-2.el7.x86_64.rpm
libgs-devel-9.25-2.el7.i686.rpm
libgs-devel-9.25-2.el7.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
ghostscript-9.25-2.el7.src.rpm

x86_64:
ghostscript-9.25-2.el7.i686.rpm
ghostscript-9.25-2.el7.x86_64.rpm
ghostscript-cups-9.25-2.el7.x86_64.rpm
ghostscript-debuginfo-9.25-2.el7.i686.rpm
ghostscript-debuginfo-9.25-2.el7.x86_64.rpm
libgs-9.25-2.el7.i686.rpm
libgs-9.25-2.el7.x86_64.rpm

Red Hat Enterprise Linux Workstation Optional (v. 7):

noarch:
ghostscript-doc-9.25-2.el7.noarch.rpm

x86_64:
ghostscript-debuginfo-9.25-2.el7.i686.rpm
ghostscript-debuginfo-9.25-2.el7.x86_64.rpm
ghostscript-gtk-9.25-2.el7.x86_64.rpm
libgs-devel-9.25-2.el7.i686.rpm
libgs-devel-9.25-2.el7.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-2018-11645
https://access.redhat.com/security/updates/classification/#low
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.7_release_notes/index

8. Contact:

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

Copyright 2019 Red Hat, Inc.
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