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

Synopsis:          Important: ghostscript security update
Advisory ID:       RHSA-2023:4324-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2023:4324
Issue date:        2023-07-31
CVE Names:         CVE-2023-36664 
=====================================================================

1. Summary:

An update for ghostscript is now available for Red Hat Enterprise Linux 9.0
Extended Update Support.

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 CodeReady Linux Builder EUS (v.9.0) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux AppStream EUS (v.9.0) - aarch64, noarch, ppc64le, s390x, 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: vulnerable to OS command injection due to mishandles
permission validation for pipe devices (CVE-2023-36664)

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/):

2217798 - CVE-2023-36664 ghostscript: vulnerable to OS command injection due to mishandles permission validation for pipe devices

6. Package List:

Red Hat Enterprise Linux AppStream EUS (v.9.0):

Source:
ghostscript-9.54.0-7.el9_0.1.src.rpm

aarch64:
ghostscript-9.54.0-7.el9_0.1.aarch64.rpm
ghostscript-debuginfo-9.54.0-7.el9_0.1.aarch64.rpm
ghostscript-debugsource-9.54.0-7.el9_0.1.aarch64.rpm
ghostscript-gtk-debuginfo-9.54.0-7.el9_0.1.aarch64.rpm
ghostscript-tools-dvipdf-9.54.0-7.el9_0.1.aarch64.rpm
ghostscript-tools-fonts-9.54.0-7.el9_0.1.aarch64.rpm
ghostscript-tools-printing-9.54.0-7.el9_0.1.aarch64.rpm
ghostscript-x11-9.54.0-7.el9_0.1.aarch64.rpm
ghostscript-x11-debuginfo-9.54.0-7.el9_0.1.aarch64.rpm
libgs-9.54.0-7.el9_0.1.aarch64.rpm
libgs-debuginfo-9.54.0-7.el9_0.1.aarch64.rpm

noarch:
ghostscript-doc-9.54.0-7.el9_0.1.noarch.rpm

ppc64le:
ghostscript-9.54.0-7.el9_0.1.ppc64le.rpm
ghostscript-debuginfo-9.54.0-7.el9_0.1.ppc64le.rpm
ghostscript-debugsource-9.54.0-7.el9_0.1.ppc64le.rpm
ghostscript-gtk-debuginfo-9.54.0-7.el9_0.1.ppc64le.rpm
ghostscript-tools-dvipdf-9.54.0-7.el9_0.1.ppc64le.rpm
ghostscript-tools-fonts-9.54.0-7.el9_0.1.ppc64le.rpm
ghostscript-tools-printing-9.54.0-7.el9_0.1.ppc64le.rpm
ghostscript-x11-9.54.0-7.el9_0.1.ppc64le.rpm
ghostscript-x11-debuginfo-9.54.0-7.el9_0.1.ppc64le.rpm
libgs-9.54.0-7.el9_0.1.ppc64le.rpm
libgs-debuginfo-9.54.0-7.el9_0.1.ppc64le.rpm

s390x:
ghostscript-9.54.0-7.el9_0.1.s390x.rpm
ghostscript-debuginfo-9.54.0-7.el9_0.1.s390x.rpm
ghostscript-debugsource-9.54.0-7.el9_0.1.s390x.rpm
ghostscript-gtk-debuginfo-9.54.0-7.el9_0.1.s390x.rpm
ghostscript-tools-dvipdf-9.54.0-7.el9_0.1.s390x.rpm
ghostscript-tools-fonts-9.54.0-7.el9_0.1.s390x.rpm
ghostscript-tools-printing-9.54.0-7.el9_0.1.s390x.rpm
ghostscript-x11-9.54.0-7.el9_0.1.s390x.rpm
ghostscript-x11-debuginfo-9.54.0-7.el9_0.1.s390x.rpm
libgs-9.54.0-7.el9_0.1.s390x.rpm
libgs-debuginfo-9.54.0-7.el9_0.1.s390x.rpm

x86_64:
ghostscript-9.54.0-7.el9_0.1.x86_64.rpm
ghostscript-debuginfo-9.54.0-7.el9_0.1.i686.rpm
ghostscript-debuginfo-9.54.0-7.el9_0.1.x86_64.rpm
ghostscript-debugsource-9.54.0-7.el9_0.1.i686.rpm
ghostscript-debugsource-9.54.0-7.el9_0.1.x86_64.rpm
ghostscript-gtk-debuginfo-9.54.0-7.el9_0.1.i686.rpm
ghostscript-gtk-debuginfo-9.54.0-7.el9_0.1.x86_64.rpm
ghostscript-tools-dvipdf-9.54.0-7.el9_0.1.x86_64.rpm
ghostscript-tools-fonts-9.54.0-7.el9_0.1.x86_64.rpm
ghostscript-tools-printing-9.54.0-7.el9_0.1.x86_64.rpm
ghostscript-x11-9.54.0-7.el9_0.1.x86_64.rpm
ghostscript-x11-debuginfo-9.54.0-7.el9_0.1.i686.rpm
ghostscript-x11-debuginfo-9.54.0-7.el9_0.1.x86_64.rpm
libgs-9.54.0-7.el9_0.1.i686.rpm
libgs-9.54.0-7.el9_0.1.x86_64.rpm
libgs-debuginfo-9.54.0-7.el9_0.1.i686.rpm
libgs-debuginfo-9.54.0-7.el9_0.1.x86_64.rpm

Red Hat CodeReady Linux Builder EUS (v.9.0):

aarch64:
ghostscript-debuginfo-9.54.0-7.el9_0.1.aarch64.rpm
ghostscript-debugsource-9.54.0-7.el9_0.1.aarch64.rpm
ghostscript-gtk-debuginfo-9.54.0-7.el9_0.1.aarch64.rpm
ghostscript-x11-debuginfo-9.54.0-7.el9_0.1.aarch64.rpm
libgs-debuginfo-9.54.0-7.el9_0.1.aarch64.rpm
libgs-devel-9.54.0-7.el9_0.1.aarch64.rpm

ppc64le:
ghostscript-debuginfo-9.54.0-7.el9_0.1.ppc64le.rpm
ghostscript-debugsource-9.54.0-7.el9_0.1.ppc64le.rpm
ghostscript-gtk-debuginfo-9.54.0-7.el9_0.1.ppc64le.rpm
ghostscript-x11-debuginfo-9.54.0-7.el9_0.1.ppc64le.rpm
libgs-debuginfo-9.54.0-7.el9_0.1.ppc64le.rpm
libgs-devel-9.54.0-7.el9_0.1.ppc64le.rpm

s390x:
ghostscript-debuginfo-9.54.0-7.el9_0.1.s390x.rpm
ghostscript-debugsource-9.54.0-7.el9_0.1.s390x.rpm
ghostscript-gtk-debuginfo-9.54.0-7.el9_0.1.s390x.rpm
ghostscript-x11-debuginfo-9.54.0-7.el9_0.1.s390x.rpm
libgs-debuginfo-9.54.0-7.el9_0.1.s390x.rpm
libgs-devel-9.54.0-7.el9_0.1.s390x.rpm

x86_64:
ghostscript-9.54.0-7.el9_0.1.i686.rpm
ghostscript-debuginfo-9.54.0-7.el9_0.1.i686.rpm
ghostscript-debuginfo-9.54.0-7.el9_0.1.x86_64.rpm
ghostscript-debugsource-9.54.0-7.el9_0.1.i686.rpm
ghostscript-debugsource-9.54.0-7.el9_0.1.x86_64.rpm
ghostscript-gtk-debuginfo-9.54.0-7.el9_0.1.i686.rpm
ghostscript-gtk-debuginfo-9.54.0-7.el9_0.1.x86_64.rpm
ghostscript-tools-fonts-9.54.0-7.el9_0.1.i686.rpm
ghostscript-tools-printing-9.54.0-7.el9_0.1.i686.rpm
ghostscript-x11-debuginfo-9.54.0-7.el9_0.1.i686.rpm
ghostscript-x11-debuginfo-9.54.0-7.el9_0.1.x86_64.rpm
libgs-debuginfo-9.54.0-7.el9_0.1.i686.rpm
libgs-debuginfo-9.54.0-7.el9_0.1.x86_64.rpm
libgs-devel-9.54.0-7.el9_0.1.i686.rpm
libgs-devel-9.54.0-7.el9_0.1.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-2023-36664
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 2023 Red Hat, Inc.
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