Synopsis
Important: ghostscript security update
Type/Severity
Security Advisory: Important
Topic
An update for ghostscript is now available for Red Hat Enterprise Linux 8.
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.
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: superexec operator is available (700585) (CVE-2019-3835)
- ghostscript: forceput in DefineResource is still accessible (700576) (CVE-2019-3838)
- ghostscript: missing attack vector protections for CVE-2019-6116 (CVE-2019-3839)
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.
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
Affected Products
-
Red Hat Enterprise Linux for IBM z Systems 8 s390x
-
Red Hat Enterprise Linux for Power, little endian 8 ppc64le
-
Red Hat Enterprise Linux for ARM 64 8 aarch64
-
Red Hat Enterprise Linux for x86_64 8 x86_64
-
Red Hat CodeReady Linux Builder for x86_64 8 x86_64
-
Red Hat CodeReady Linux Builder for Power, little endian 8 ppc64le
-
Red Hat CodeReady Linux Builder for ARM 64 8 aarch64
-
Red Hat CodeReady Linux Builder for IBM z Systems 8 s390x
Fixes
- BZ - 1673304 - CVE-2019-3839 ghostscript: missing attack vector protections for CVE-2019-6116
- BZ - 1677581 - CVE-2019-3838 ghostscript: forceput in DefineResource is still accessible (700576)
- BZ - 1677588 - CVE-2019-3835 ghostscript: superexec operator is available (700585)
CVEs
References