RHEL 7 : ghostscript (RHSA-2018:3650)

Medium Nessus Plugin ID 119168

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

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.

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: .tempfile file permission issues (699657) (CVE-2018-15908)

* ghostscript: shading_param incomplete type checking (699660) (CVE-2018-15909)

* ghostscript: missing type check in type checker (699659) (CVE-2018-16511)

* ghostscript: incorrect access checking in temp file handling to disclose contents of files (699658) (CVE-2018-16539)

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-2018-15908.

Solution

Update the affected packages.

See Also

https://access.redhat.com/errata/RHSA-2018:3650

https://access.redhat.com/security/cve/cve-2018-15908

https://access.redhat.com/security/cve/cve-2018-15909

https://access.redhat.com/security/cve/cve-2018-16511

https://access.redhat.com/security/cve/cve-2018-16539

Plugin Details

Severity: Medium

ID: 119168

File Name: redhat-RHSA-2018-3650.nasl

Version: 1.1

Type: local

Agent: unix

Published: 2018/11/27

Modified: 2018/11/27

Dependencies: 12634

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 6.8

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS v3.0

Base Score: 7.8

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:ghostscript, p-cpe:/a:redhat:enterprise_linux:ghostscript-cups, p-cpe:/a:redhat:enterprise_linux:ghostscript-debuginfo, p-cpe:/a:redhat:enterprise_linux:ghostscript-devel, p-cpe:/a:redhat:enterprise_linux:ghostscript-doc, p-cpe:/a:redhat:enterprise_linux:ghostscript-gtk, cpe:/o:redhat:enterprise_linux:7, cpe:/o:redhat:enterprise_linux:7.6

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Patch Publication Date: 2018/11/26

Reference Information

CVE: CVE-2018-15908, CVE-2018-15909, CVE-2018-16511, CVE-2018-16539

RHSA: 2018:3650