CVE-2020-0499

Publication date 15 December 2020

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

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

Status

Show unmaintained releases

Package	Ubuntu Release	Status
flac	22.10 kinetic	Not affected
	22.04 LTS jammy	Not affected
	21.10 impish	Ignored end of life
	21.04 hirsute	Ignored end of life
	20.10 groovy	Ignored end of life
	20.04 LTS focal	Fixed 1.3.3-1ubuntu0.1
	18.04 LTS bionic	Fixed 1.3.2-1ubuntu0.1
	16.04 LTS xenial	Fixed 1.3.1-4ubuntu0.1~esm1
	14.04 LTS trusty	Fixed 1.3.0-2ubuntu0.14.04.1+esm1

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Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
flac	Upstream: 2e7931c

Severity score breakdown

Parameter	Value
Base score	4.3 · Medium
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	Low
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

References

Related Ubuntu Security Notices (USN)

USN-5733-1
FLAC vulnerabilities
21 November 2022