RHEL 8 : flac (RHSA-2023:5044)

high Nessus Plugin ID 181239

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Synopsis

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

Description

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2023:5044 advisory.

FLAC stands for Free Lossless Audio Codec. FLAC is similar to Ogg Vorbis, but lossless. The FLAC project consists of the stream format, reference encoders and decoders in library form, a command-line program to encode and decode FLAC files, and a command-line metadata editor for FLAC files.

Security Fix(es):

* flac: Remote Code Execution (RCE) via the bitwriter_grow_ function, by supplying crafted input to the encoder (CVE-2020-22219)

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.

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 flac package based on the guidance in RHSA-2023:5044.

Plugin Details

Severity: High

ID: 181239

File Name: redhat-RHSA-2023-5044.nasl

Version: 1.6

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 9/11/2023

Updated: 11/7/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

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

CVSS Score Source: CVE-2020-22219

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

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

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

Vulnerability Information

CPE: cpe:/o:redhat:rhel_tus:8.4, cpe:/o:redhat:rhel_aus:8.4, p-cpe:/a:redhat:enterprise_linux:flac, p-cpe:/a:redhat:enterprise_linux:flac-libs, cpe:/o:redhat:rhel_e4s:8.4

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/11/2023

Vulnerability Publication Date: 8/22/2023

Reference Information

CVE: CVE-2020-22219

CWE: 120

RHSA: 2023:5044

Detections

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