RHEL 7 : libwmf (RHSA-2020:3943)

critical Nessus Plugin ID 141055

Synopsis

The remote Red Hat host is missing a security update for libwmf.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:3943 advisory.

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

Security Fix(es):

* gd: double free in the gdImage*Ptr in gd_gif_out.c, gd_jpeg.c, and gd_wbmp.c (CVE-2019-6978)

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.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.9 Release Notes linked from the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL libwmf package based on the guidance in RHSA-2020:3943.

See Also

http://www.nessus.org/u?52e42ea9

http://www.nessus.org/u?dd3afe18

https://access.redhat.com/security/updates/classification/#low

https://access.redhat.com/errata/RHSA-2020:3943

https://bugzilla.redhat.com/show_bug.cgi?id=1671390

https://bugzilla.redhat.com/show_bug.cgi?id=1840569

Plugin Details

Severity: Critical

ID: 141055

File Name: redhat-RHSA-2020-3943.nasl

Version: 1.11

Type: local

Agent: unix

Published: 9/30/2020

Updated: 11/7/2024

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: 5.9

Vendor

Vendor Severity: Low

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2019-6978

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:libwmf-devel, p-cpe:/a:redhat:enterprise_linux:libwmf, p-cpe:/a:redhat:enterprise_linux:libwmf-lite, cpe:/o:redhat:enterprise_linux:7

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: 9/29/2020

Vulnerability Publication Date: 1/28/2019

Reference Information

CVE: CVE-2019-6978

CWE: 416

RHSA: 2020:3943