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Red Hat Enterprise Linux 7 RHSA-2019:0229-01 Important Ghostscript Fix

red hat
Calendar Grey January 31, 2019
Dist Redhat Esm H88
A critical patch for Ghostscript on Red Hat Enterprise Linux resolves significant vulnerabilities.
An update for ghostscript is now available for Red Hat Enterprise Linux 7

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

Summary

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: use-after-free in copydevice handling (699661) (CVE-2018-16540)
* ghostscript: access bypass in psi/zdevice2.c (700153) (CVE-2018-19475)
* ghostscript: access bypass in psi/zicc.c (700169) (CVE-2018-19476)
* ghostscript: access bypass in psi/zfjbig2.c (700168) (CVE-2018-19477)
* ghostscript: subroutines within pseudo-operators must themselves be pseudo-operators (700317) (CVE-2019-6116)
For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.
Red Hat would like to thank Tavis Ormandy (Google Project Zero) for reporting CVE-2019-6116.
Bug Fix(es):
* Previously, ghostscript-9.07-31.el7_6.1 introduced a regression during the standard input reading, causing a "/invalidfileaccess in --run--" error. With this update, the regression has been fixed and the described error no longer occurs. (BZ#1665919)

Topics%20covered

Topics Covered

security advisory security issue ghostscript Red Hat Enterprise Linux important update access bypass

References

https://access.redhat.com/security/cve/CVE-2018-16540 https://access.redhat.com/security/cve/CVE-2018-19475 https://access.redhat.com/security/cve/CVE-2018-19476 https://access.redhat.com/security/cve/CVE-2018-19477 https://access.redhat.com/security/cve/CVE-2019-6116 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux Client (v. 7):
Source: ghostscript-9.07-31.el7_6.9.src.rpm
x86_64: ghostscript-9.07-31.el7_6.9.i686.rpm ghostscript-9.07-31.el7_6.9.x86_64.rpm ghostscript-cups-9.07-31.el7_6.9.x86_64.rpm ghostscript-debuginfo-9.07-31.el7_6.9.i686.rpm ghostscript-debuginfo-9.07-31.el7_6.9.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
noarch: ghostscript-doc-9.07-31.el7_6.9.noarch.rpm
x86_64: ghostscript-debuginfo-9.07-31.el7_6.9.i686.rpm ghostscript-debuginfo-9.07-31.el7_6.9.x86_64.rpm ghostscript-devel-9.07-31.el7_6.9.i686.rpm ghostscript-devel-9.07-31.el7_6.9.x86_64.rpm ghostscript-gtk-9.07-31.el7_6.9.x86_64.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source: ghostscript-9.07-31.el7_6.9.src.rpm
x86_64: ghostscript-9.07-31.el7_6.9.i686.rpm ghostscript-9.07-31.el7_6.9.x86_64.rpm ghostscript-cups-9.07-31.el7_6.9.x86_64.rpm ghostscript-debuginfo-9.07-31.el7_6.9.i686.rpm ghostscript-debuginfo-9.07-31.el7_6.9.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
noarch: ghostscript-doc-9.07-31.el7_6.9.noarch.rpm
x86_64: ghostscript-debuginfo-9.07-31.el7_6.9.i686.rpm ghostscript-debuginfo-9.07-31.el7_6.9.x86_64.rpm ghostscript-devel-9.07-31.el7_6.9.i686.rpm ghostscript-devel-9.07-31.el7_6.9.x86_64.rpm ghostscript-gtk-9.07-31.el7_6.9.x86_64.rpm


Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2019:0229-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:0229
Issue date: 2019-01-31

Topic

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 impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory security issue ghostscript Red Hat Enterprise Linux important update access bypass

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

Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) - aarch64, ppc64le, s390x

Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) - aarch64, noarch, ppc64le, s390x

Bugs Fixed

1625843 - CVE-2018-16540 ghostscript: use-after-free in copydevice handling (699661)

1654459 - CVE-2018-19475 ghostscript: access bypass in psi/zdevice2.c (700153)

1654464 - CVE-2018-19476 ghostscript: access bypass in psi/zicc.c (700169)

1654468 - CVE-2018-19477 ghostscript: access bypass in psi/zfjbig2.c (700168)

1665919 - ghostscript: Regression: pdf2ps reports an error when reading from stdin (Error: /invalidfileaccess in --run--) [rhel-7.6.z]

1666636 - CVE-2019-6116 ghostscript: subroutines within pseudo-operators must themselves be pseudo-operators (700317)

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