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Ubuntu 16.04 ESM / 18.04 LTS / 20.04 LTS / 22.04 LTS : FLAC vulnerabilities (USN-5733-1)

medium Nessus Plugin ID 168010

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Synopsis

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

Description

The remote Ubuntu 16.04 ESM / 18.04 LTS / 20.04 LTS / 22.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5733-1 advisory.

 - An error in the read_metadata_vorbiscomment_() function (src/libFLAC/stream_decoder.c) in FLAC version 1.3.2 can be exploited to cause a memory leak via a specially crafted FLAC file. (CVE-2017-6888)

 - In FLAC__bitreader_read_rice_signed_block of bitreader.c, there is a possible out of bounds read due to a heap buffer overflow. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-156076070 (CVE-2020-0499)

 - In append_to_verify_fifo_interleaved_ of stream_encoder.c, there is a possible out of bounds write due to a missing bounds check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions:
 Android-11Android ID: A-174302683 (CVE-2021-0561)

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 packages.

See Also

https://ubuntu.com/security/notices/USN-5733-1

Plugin Details

Severity: Medium

ID: 168010

File Name: ubuntu_USN-5733-1.nasl

Version: 1.4

Type: local

Agent: unix

Published: 11/21/2022

Updated: 7/10/2023

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Low

Base Score: 2.1

Temporal Score: 1.6

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

CVSS Score Source: CVE-2021-0561

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/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:/o:canonical:ubuntu_linux:16.04:-:esm, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, cpe:/o:canonical:ubuntu_linux:20.04:-:lts, cpe:/o:canonical:ubuntu_linux:22.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:flac, p-cpe:/a:canonical:ubuntu_linux:libflac%2b%2b-dev, p-cpe:/a:canonical:ubuntu_linux:libflac%2b%2b6, p-cpe:/a:canonical:ubuntu_linux:libflac%2b%2b6v5, p-cpe:/a:canonical:ubuntu_linux:libflac-dev, p-cpe:/a:canonical:ubuntu_linux:libflac8

Required KB Items: Host/cpu, Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 11/21/2022

Vulnerability Publication Date: 4/25/2018

Reference Information

CVE: CVE-2017-6888, CVE-2020-0499, CVE-2021-0561

USN: 5733-1