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RHEL 6 / 7 : libwmf (RHSA-2015:1917)

medium Nessus Plugin ID 86488

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Synopsis

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

Description

Updated libwmf packages that fix multiple security issues are now available for Red Hat Enterprise Linux 6 and 7.

Red Hat Product Security has rated this update as having Important security impact. Common Vulnerability Scoring System (CVSS) base scores, which give detailed severity ratings, are available for each vulnerability from the CVE links in the References section.

libwmf is a library for reading and converting Windows Metafile Format (WMF) vector graphics. libwmf is used by applications such as GIMP and ImageMagick.

It was discovered that libwmf did not correctly process certain WMF (Windows Metafiles) with embedded BMP images. By tricking a victim into opening a specially crafted WMF file in an application using libwmf, a remote attacker could possibly use this flaw to execute arbitrary code with the privileges of the user running the application. (CVE-2015-0848, CVE-2015-4588)

It was discovered that libwmf did not properly process certain WMF files. By tricking a victim into opening a specially crafted WMF file in an application using libwmf, a remote attacker could possibly exploit this flaw to cause a crash or execute arbitrary code with the privileges of the user running the application. (CVE-2015-4696)

It was discovered that libwmf did not properly process certain WMF files. By tricking a victim into opening a specially crafted WMF file in an application using libwmf, a remote attacker could possibly exploit this flaw to cause a crash. (CVE-2015-4695)

All users of libwmf are advised to upgrade to these updated packages, which contain backported patches to correct these issues. After installing the update, all applications using libwmf must be restarted for the update to take effect.

Solution

Update the affected packages.

See Also

https://access.redhat.com/errata/RHSA-2015:1917

https://access.redhat.com/security/cve/cve-2015-4588

https://access.redhat.com/security/cve/cve-2015-4695

https://access.redhat.com/security/cve/cve-2015-4696

https://access.redhat.com/security/cve/cve-2015-0848

Plugin Details

Severity: Medium

ID: 86488

File Name: redhat-RHSA-2015-1917.nasl

Version: 1.13

Type: local

Agent: unix

Published: 10/21/2015

Updated: 10/24/2019

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:7.1, p-cpe:/a:redhat:enterprise_linux:libwmf-devel, p-cpe:/a:redhat:enterprise_linux:libwmf-lite, cpe:/o:redhat:enterprise_linux:7, cpe:/o:redhat:enterprise_linux:7.3, p-cpe:/a:redhat:enterprise_linux:libwmf-debuginfo, cpe:/o:redhat:enterprise_linux:7.4, cpe:/o:redhat:enterprise_linux:7.5, cpe:/o:redhat:enterprise_linux:6, cpe:/o:redhat:enterprise_linux:7.6, p-cpe:/a:redhat:enterprise_linux:libwmf, cpe:/o:redhat:enterprise_linux:6.7, cpe:/o:redhat:enterprise_linux:7.7, cpe:/o:redhat:enterprise_linux:7.2

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

Exploit Ease: No known exploits are available

Patch Publication Date: 10/20/2015

Vulnerability Publication Date: 7/1/2015

Reference Information

CVE: CVE-2015-0848, CVE-2015-4588, CVE-2015-4695, CVE-2015-4696

RHSA: 2015:1917