What is the vulnerability ID for this advisory?

The vulnerability ID for this advisory is USN-6287-1.

What is the severity of USN-6287-1?

The severity of USN-6287-1 is not mentioned in the advisory.

How does the Go yaml vulnerability affect Ubuntu?

The Go yaml vulnerability affects Ubuntu 20.04, 18.04, and 16.04.

What is the remedy for the Go yaml vulnerability?

The remedy for the Go yaml vulnerability is to update to version 2.2.2-1ubuntu0.1 or later.

Where can I find more information about the Go yaml vulnerability?

You can find more information about the Go yaml vulnerability at the following references: [CVE-2022-3064](https://ubuntu.com/security/CVE-2022-3064) and [CVE-2021-4235](https://ubuntu.com/security/CVE-2021-4235).

Vulnerability/
USN-6287-1

14/8/2023

USN-6287-1: Go yaml vulnerabilities

First published: Mon Aug 14 2023(Updated: )

Simon Ferquel discovered that the Go yaml package incorrectly handled certain YAML documents. If a user or an automated system were tricked into opening a specially crafted input file, a remote attacker could possibly use this issue to cause the system to crash, resulting in a denial of service. (CVE-2021-4235) It was discovered that the Go yaml package incorrectly handled certain large YAML documents. If a user or an automated system were tricked into opening a specially crafted input file, a remote attacker could possibly use this issue to cause the system to crash, resulting in a denial of service. (CVE-2022-3064)

Affected Software	Affected Version	How to fix
All of
ubuntu/golang-gopkg-yaml.v2-dev	<2.2.2-1ubuntu0.1	2.2.2-1ubuntu0.1
	=20.04
All of
ubuntu/golang-yaml.v2-dev	<2.2.2-1ubuntu0.1	2.2.2-1ubuntu0.1
	=20.04
All of
ubuntu/golang-gopkg-yaml.v2-dev	<0.0+git20170407.0.cd8b52f-1ubuntu2+esm1	0.0+git20170407.0.cd8b52f-1ubuntu2+esm1
	=18.04
All of
ubuntu/golang-yaml.v2-dev	<0.0+git20170407.0.cd8b52f-1ubuntu2+esm1	0.0+git20170407.0.cd8b52f-1ubuntu2+esm1
	=18.04
All of
ubuntu/golang-yaml.v2-dev	<0.0+git20160301.0.a83829b-1ubuntu0.1~esm1	0.0+git20160301.0.a83829b-1ubuntu0.1~esm1
	=16.04

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Frequently Asked Questions

What is the vulnerability ID for this advisory?
The vulnerability ID for this advisory is USN-6287-1.
What is the severity of USN-6287-1?
The severity of USN-6287-1 is not mentioned in the advisory.
How does the Go yaml vulnerability affect Ubuntu?
The Go yaml vulnerability affects Ubuntu 20.04, 18.04, and 16.04.
What is the remedy for the Go yaml vulnerability?
The remedy for the Go yaml vulnerability is to update to version 2.2.2-1ubuntu0.1 or later.
Where can I find more information about the Go yaml vulnerability?
You can find more information about the Go yaml vulnerability at the following references: [CVE-2022-3064](https://ubuntu.com/security/CVE-2022-3064) and [CVE-2021-4235](https://ubuntu.com/security/CVE-2021-4235).

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