CentOS 8 : libvpx (CESA-2020:4629)

high Nessus Plugin ID 146031

Synopsis

The remote CentOS host is missing one or more security updates.

Description

The remote CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CESA-2020:4629 advisory.

- libvpx: Double free in ParseContentEncodingEntry() in mkvparser.cc (CVE-2019-2126)

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

- libvpx: Resource exhaustion after memory leak in mkvparser.cc (CVE-2019-9371)

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

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 affected libvpx and / or libvpx-devel packages.

See Also

https://access.redhat.com/errata/RHSA-2020:4629

Plugin Details

Severity: High

ID: 146031

File Name: centos8_RHSA-2020-4629.nasl

Version: 1.4

Type: local

Agent: unix

Published: 2/1/2021

Updated: 3/23/2021

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 6.9

Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C

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

CVSS Score Source: CVE-2019-2126

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

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

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

Vulnerability Information

CPE: cpe:/o:centos:centos:8, p-cpe:/a:centos:centos:libvpx, p-cpe:/a:centos:centos:libvpx-devel

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/4/2020

Vulnerability Publication Date: 8/20/2019

Reference Information

CVE: CVE-2019-2126, CVE-2019-9232, CVE-2019-9371, CVE-2019-9433

RHSA: 2020:4629