RHEL 7 : libvpx (RHSA-2020:3876)

high Nessus Plugin ID 141041

Synopsis

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

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:3876 advisory.

- libvpx: Denial of service in mediaserver (CVE-2017-0393)

- libvpx: Out of bounds read in vp8_norm table (CVE-2019-9232)

- libvpx: Use-after-free in vp8_deblock() in vp8/common/postproc.c (CVE-2019-9433)

- libvpx: Out of bounds read in vp8_decode_frame in decodeframe.c (CVE-2020-0034)

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

Solution

Update the affected libvpx, libvpx-devel and / or libvpx-utils packages.

See Also

https://access.redhat.com/security/cve/CVE-2017-0393

https://access.redhat.com/security/cve/CVE-2019-9232

https://access.redhat.com/security/cve/CVE-2019-9433

https://access.redhat.com/security/cve/CVE-2020-0034

https://access.redhat.com/errata/RHSA-2020:3876

https://bugzilla.redhat.com/1769657

https://bugzilla.redhat.com/1788966

https://bugzilla.redhat.com/1788994

https://bugzilla.redhat.com/1813000

Plugin Details

Severity: High

ID: 141041

File Name: redhat-RHSA-2020-3876.nasl

Version: 1.7

Type: local

Agent: unix

Published: 9/29/2020

Updated: 1/23/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS Score Source: CVE-2020-0034

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: cpe:2.3:o:redhat:enterprise_linux:7:*:*:*:*:*:*:*, p-cpe:2.3:a:redhat:enterprise_linux:libvpx:*:*:*:*:*:*:*, p-cpe:2.3:a:redhat:enterprise_linux:libvpx-devel:*:*:*:*:*:*:*, p-cpe:2.3:a:redhat:enterprise_linux:libvpx-utils:*:*:*:*:*:*:*

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: 1/3/2017

Reference Information

CVE: CVE-2019-9232, CVE-2019-9433, CVE-2017-0393, CVE-2020-0034

BID: 95230

CWE: 20, 200, 125, 416, 400

RHSA: 2020:3876