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Scientific Linux Security Update : ghostscript on SL7.x x86_64 (20181217)

critical Nessus Plugin ID 119883

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Synopsis

The remote Scientific Linux host is missing one or more security updates.

Description

Security Fix(es) :

 - ghostscript: Incorrect free logic in pagedevice replacement (699664) (CVE-2018-16541)

 - ghostscript: Incorrect 'restoration of privilege' checking when running out of stack during exception handling (CVE-2018-16802)

 - ghostscript: User-writable error exception table (CVE-2018-17183)

 - ghostscript: Saved execution stacks can leak operator arrays (incomplete fix for CVE-2018-17183) (CVE-2018-17961)

 - ghostscript: Saved execution stacks can leak operator arrays (CVE-2018-18073)

 - ghostscript: 1Policy operator allows a sandbox protection bypass (CVE-2018-18284)

 - ghostscript: Type confusion in setpattern (700141) (CVE-2018-19134)

 - ghostscript: Improperly implemented security check in zsetdevice function in psi/zdevice.c (CVE-2018-19409)

 - ghostscript: Uninitialized memory access in the aesdecode operator (699665) (CVE-2018-15911)

Bug Fix(es) :

 - It has been found that ghostscript-9.07-31.el7_6.1 introduced regression during the handling of shading objects, causing a 'Dropping incorrect smooth shading object' warning. With this update, the regression has been fixed and the described problem no longer occurs.

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?f8823a33

Plugin Details

Severity: Critical

ID: 119883

File Name: sl_20181217_ghostscript_on_SL7_x.nasl

Version: 1.9

Type: local

Agent: unix

Published: 12/27/2018

Updated: 7/12/2024

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.3

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2018-19409

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:fermilab:scientific_linux:ghostscript, p-cpe:/a:fermilab:scientific_linux:ghostscript-debuginfo, x-cpe:/o:fermilab:scientific_linux, p-cpe:/a:fermilab:scientific_linux:ghostscript-devel, p-cpe:/a:fermilab:scientific_linux:ghostscript-gtk, p-cpe:/a:fermilab:scientific_linux:ghostscript-doc, p-cpe:/a:fermilab:scientific_linux:ghostscript-cups

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 12/17/2018

Vulnerability Publication Date: 8/28/2018

Reference Information

CVE: CVE-2018-15911, CVE-2018-16541, CVE-2018-16802, CVE-2018-17183, CVE-2018-17961, CVE-2018-18073, CVE-2018-18284, CVE-2018-19134, CVE-2018-19409

IAVB: 2019-B-0081-S