Oracle Linux 8 : libwebp (ELSA-2021-4231)

critical Nessus Plugin ID 155405

Synopsis

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

Description

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2021-4231 advisory.

- A flaw was found in libwebp in versions before 1.0.1. An unitialized variable is used in function ReadSymbol. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. (CVE-2018-25014)

- A flaw was found in libwebp in versions before 1.0.1. An out-of-bounds read was found in function ShiftBytes. The highest threat from this vulnerability is to data confidentiality and to the service availability. (CVE-2018-25013)

- A flaw was found in libwebp in versions before 1.0.1. An out-of-bounds read was found in function ChunkAssignData. The highest threat from this vulnerability is to data confidentiality and to the service availability. (CVE-2020-36331)

- A flaw was found in libwebp in versions before 1.0.1. An out-of-bounds read was found in function ChunkVerifyAndAssign. The highest threat from this vulnerability is to data confidentiality and to the service availability. (CVE-2020-36330)

- A flaw was found in libwebp in versions before 1.0.1. When reading a file libwebp allocates an excessive amount of memory. The highest threat from this vulnerability is to the service availability.
(CVE-2020-36332)

- A flaw was found in libwebp in versions before 1.0.1. An out-of-bounds read was found in function WebPMuxCreateInternal. The highest threat from this vulnerability is to data confidentiality and to the service availability. (CVE-2018-25009, CVE-2018-25012)

- A flaw was found in libwebp in versions before 1.0.1. An out-of-bounds read was found in function ApplyFilter. The highest threat from this vulnerability is to data confidentiality and to the service availability. (CVE-2018-25010)

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 libwebp and / or libwebp-devel packages.

See Also

https://linux.oracle.com/errata/ELSA-2021-4231.html

Plugin Details

Severity: Critical

ID: 155405

File Name: oraclelinux_ELSA-2021-4231.nasl

Version: 1.2

Type: local

Agent: unix

Published: 11/17/2021

Updated: 11/17/2021

Supported Sensors: Frictionless Assessment Agent, Nessus Agent

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

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

CVSS Score Source: CVE-2018-25014

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

Vulnerability Information

CPE: cpe:/o:oracle:linux:8, p-cpe:/a:oracle:linux:libwebp, p-cpe:/a:oracle:linux:libwebp-devel

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/16/2021

Vulnerability Publication Date: 5/21/2021

Reference Information

CVE: CVE-2018-25009, CVE-2018-25010, CVE-2018-25012, CVE-2018-25013, CVE-2018-25014, CVE-2020-36330, CVE-2020-36331, CVE-2020-36332