CVE-2021-38561

Publication date 26 December 2022

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

golang.org/x/text/language in golang.org/x/text before 0.3.7 can panic with an out-of-bounds read during BCP 47 language tag parsing. Index calculation is mishandled. If parsing untrusted user input, this can be used as a vector for a denial-of-service attack.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
golang-golang-x-text	24.10 oracular	Fixed 0.3.7-1
	24.04 LTS noble	Fixed 0.3.7-1
	23.10 mantic	Fixed 0.3.7-1
	23.04 lunar	Fixed 0.3.7-1
	22.10 kinetic	Fixed 0.3.7-1
	22.04 LTS jammy	Fixed 0.3.7-1
	21.10 impish	Ignored end of life
	20.04 LTS focal	Fixed 0.3.2-4ubuntu0.1
	18.04 LTS bionic	Not in release
	16.04 LTS xenial	Not in release
	14.04 LTS trusty	Not in release
golang-x-text	24.10 oracular	Not in release
	24.04 LTS noble	Not in release
	23.10 mantic	Not in release
	23.04 lunar	Not in release
	22.10 kinetic	Not in release
	22.04 LTS jammy	Not in release
	21.10 impish	Not in release
	20.04 LTS focal	Ignored transitional package
	18.04 LTS bionic	Fixed 0.0~git20170627.0.6353ef0-1ubuntu2.1
	16.04 LTS xenial	Vulnerable
	14.04 LTS trusty	Not in release

Patch details

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

Package	Patch details
golang-golang-x-text	Upstream: https://go.googlesource.com/text/+/383b2e75a7a4198c42f8f87833eefb772868a56f

Severity score breakdown

Parameter	Value
Base score	7.5 · High
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVE-2021-38561

Cvss 3 Severity Score

Status

Patch details

Severity score breakdown

References

Related Ubuntu Security Notices (USN)

Other references