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Red Hat Security Advisory 2019-2586-01

Red Hat Security Advisory 2019-2586-01
Posted Sep 2, 2019
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2019-2586-01 - 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. Issues addressed include a bypass vulnerability.

tags | advisory, bypass
systems | linux, redhat
advisories | CVE-2019-14811, CVE-2019-14812, CVE-2019-14813, CVE-2019-14817
SHA-256 | e9a6da2cc33b1e47335b16e1a2545f3c3021eb369deb13f3ec98de73f601b042

Red Hat Security Advisory 2019-2586-01

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

Synopsis: Important: ghostscript security update
Advisory ID: RHSA-2019:2586-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:2586
Issue date: 2019-09-02
CVE Names: CVE-2019-14811 CVE-2019-14812 CVE-2019-14813
CVE-2019-14817
=====================================================================

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 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 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.

Security Fix(es):

* ghostscript: Safer mode bypass by .forceput exposure in
.pdf_hook_DSC_Creator (701445) (CVE-2019-14811)

* ghostscript: Safer mode bypass by .forceput exposure in setuserparams
(701444) (CVE-2019-14812)

* ghostscript: Safer mode bypass by .forceput exposure in setsystemparams
(701443) (CVE-2019-14813)

* ghostscript: Safer mode bypass by .forceput exposure in .pdfexectoken and
other procedures (701450) (CVE-2019-14817)

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/):

1743737 - CVE-2019-14813 ghostscript: Safer mode bypass by .forceput exposure in setsystemparams (701443)
1743754 - CVE-2019-14812 ghostscript: Safer mode bypass by .forceput exposure in setuserparams (701444)
1743757 - CVE-2019-14811 ghostscript: Safer mode bypass by .forceput exposure in .pdf_hook_DSC_Creator (701445)
1744042 - CVE-2019-14817 ghostscript: Safer mode bypass by .forceput exposure in .pdfexectoken and other procedures (701450)

6. Package List:

Red Hat Enterprise Linux Client (v. 7):

Source:
ghostscript-9.25-2.el7_7.2.src.rpm

x86_64:
ghostscript-9.25-2.el7_7.2.i686.rpm
ghostscript-9.25-2.el7_7.2.x86_64.rpm
ghostscript-cups-9.25-2.el7_7.2.x86_64.rpm
ghostscript-debuginfo-9.25-2.el7_7.2.i686.rpm
ghostscript-debuginfo-9.25-2.el7_7.2.x86_64.rpm
libgs-9.25-2.el7_7.2.i686.rpm
libgs-9.25-2.el7_7.2.x86_64.rpm

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

noarch:
ghostscript-doc-9.25-2.el7_7.2.noarch.rpm

x86_64:
ghostscript-debuginfo-9.25-2.el7_7.2.i686.rpm
ghostscript-debuginfo-9.25-2.el7_7.2.x86_64.rpm
ghostscript-gtk-9.25-2.el7_7.2.x86_64.rpm
libgs-devel-9.25-2.el7_7.2.i686.rpm
libgs-devel-9.25-2.el7_7.2.x86_64.rpm

Red Hat Enterprise Linux ComputeNode (v. 7):

Source:
ghostscript-9.25-2.el7_7.2.src.rpm

x86_64:
ghostscript-9.25-2.el7_7.2.i686.rpm
ghostscript-9.25-2.el7_7.2.x86_64.rpm
ghostscript-cups-9.25-2.el7_7.2.x86_64.rpm
ghostscript-debuginfo-9.25-2.el7_7.2.i686.rpm
ghostscript-debuginfo-9.25-2.el7_7.2.x86_64.rpm
libgs-9.25-2.el7_7.2.i686.rpm
libgs-9.25-2.el7_7.2.x86_64.rpm

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

noarch:
ghostscript-doc-9.25-2.el7_7.2.noarch.rpm

x86_64:
ghostscript-debuginfo-9.25-2.el7_7.2.i686.rpm
ghostscript-debuginfo-9.25-2.el7_7.2.x86_64.rpm
ghostscript-gtk-9.25-2.el7_7.2.x86_64.rpm
libgs-devel-9.25-2.el7_7.2.i686.rpm
libgs-devel-9.25-2.el7_7.2.x86_64.rpm

Red Hat Enterprise Linux Server (v. 7):

Source:
ghostscript-9.25-2.el7_7.2.src.rpm

ppc64:
ghostscript-9.25-2.el7_7.2.ppc.rpm
ghostscript-9.25-2.el7_7.2.ppc64.rpm
ghostscript-cups-9.25-2.el7_7.2.ppc64.rpm
ghostscript-debuginfo-9.25-2.el7_7.2.ppc.rpm
ghostscript-debuginfo-9.25-2.el7_7.2.ppc64.rpm
libgs-9.25-2.el7_7.2.ppc.rpm
libgs-9.25-2.el7_7.2.ppc64.rpm

ppc64le:
ghostscript-9.25-2.el7_7.2.ppc64le.rpm
ghostscript-cups-9.25-2.el7_7.2.ppc64le.rpm
ghostscript-debuginfo-9.25-2.el7_7.2.ppc64le.rpm
libgs-9.25-2.el7_7.2.ppc64le.rpm

s390x:
ghostscript-9.25-2.el7_7.2.s390.rpm
ghostscript-9.25-2.el7_7.2.s390x.rpm
ghostscript-cups-9.25-2.el7_7.2.s390x.rpm
ghostscript-debuginfo-9.25-2.el7_7.2.s390.rpm
ghostscript-debuginfo-9.25-2.el7_7.2.s390x.rpm
libgs-9.25-2.el7_7.2.s390.rpm
libgs-9.25-2.el7_7.2.s390x.rpm

x86_64:
ghostscript-9.25-2.el7_7.2.i686.rpm
ghostscript-9.25-2.el7_7.2.x86_64.rpm
ghostscript-cups-9.25-2.el7_7.2.x86_64.rpm
ghostscript-debuginfo-9.25-2.el7_7.2.i686.rpm
ghostscript-debuginfo-9.25-2.el7_7.2.x86_64.rpm
libgs-9.25-2.el7_7.2.i686.rpm
libgs-9.25-2.el7_7.2.x86_64.rpm

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

noarch:
ghostscript-doc-9.25-2.el7_7.2.noarch.rpm

ppc64:
ghostscript-debuginfo-9.25-2.el7_7.2.ppc.rpm
ghostscript-debuginfo-9.25-2.el7_7.2.ppc64.rpm
ghostscript-gtk-9.25-2.el7_7.2.ppc64.rpm
libgs-devel-9.25-2.el7_7.2.ppc.rpm
libgs-devel-9.25-2.el7_7.2.ppc64.rpm

ppc64le:
ghostscript-debuginfo-9.25-2.el7_7.2.ppc64le.rpm
ghostscript-gtk-9.25-2.el7_7.2.ppc64le.rpm
libgs-devel-9.25-2.el7_7.2.ppc64le.rpm

s390x:
ghostscript-debuginfo-9.25-2.el7_7.2.s390.rpm
ghostscript-debuginfo-9.25-2.el7_7.2.s390x.rpm
ghostscript-gtk-9.25-2.el7_7.2.s390x.rpm
libgs-devel-9.25-2.el7_7.2.s390.rpm
libgs-devel-9.25-2.el7_7.2.s390x.rpm

x86_64:
ghostscript-debuginfo-9.25-2.el7_7.2.i686.rpm
ghostscript-debuginfo-9.25-2.el7_7.2.x86_64.rpm
ghostscript-gtk-9.25-2.el7_7.2.x86_64.rpm
libgs-devel-9.25-2.el7_7.2.i686.rpm
libgs-devel-9.25-2.el7_7.2.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
ghostscript-9.25-2.el7_7.2.src.rpm

x86_64:
ghostscript-9.25-2.el7_7.2.i686.rpm
ghostscript-9.25-2.el7_7.2.x86_64.rpm
ghostscript-cups-9.25-2.el7_7.2.x86_64.rpm
ghostscript-debuginfo-9.25-2.el7_7.2.i686.rpm
ghostscript-debuginfo-9.25-2.el7_7.2.x86_64.rpm
libgs-9.25-2.el7_7.2.i686.rpm
libgs-9.25-2.el7_7.2.x86_64.rpm

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

noarch:
ghostscript-doc-9.25-2.el7_7.2.noarch.rpm

x86_64:
ghostscript-debuginfo-9.25-2.el7_7.2.i686.rpm
ghostscript-debuginfo-9.25-2.el7_7.2.x86_64.rpm
ghostscript-gtk-9.25-2.el7_7.2.x86_64.rpm
libgs-devel-9.25-2.el7_7.2.i686.rpm
libgs-devel-9.25-2.el7_7.2.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-2019-14811
https://access.redhat.com/security/cve/CVE-2019-14812
https://access.redhat.com/security/cve/CVE-2019-14813
https://access.redhat.com/security/cve/CVE-2019-14817
https://access.redhat.com/security/updates/classification/#important

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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