CVE-2022-3219

Publication date 23 February 2023

Last updated 11 July 2025

Ubuntu priority

Cvss 3 Severity Score

Description

GnuPG can be made to spin on a relatively small input by (for example) crafting a public key with thousands of signatures attached, compressed down to just a few KB.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
gnupg2	25.10 questing	Vulnerable, fix deferred
	25.04 plucky	Vulnerable, fix deferred
	24.10 oracular	Ignored end of life, was deferred
	24.04 LTS noble	Vulnerable, fix deferred
	23.10 mantic	Ignored end of life, was deferred [2022-09-28]
	23.04 lunar	Ignored end of life, was deferred [2022-09-28]
	22.10 kinetic	Ignored end of life, was deferred [2022-09-28]
	22.04 LTS jammy	Vulnerable, fix deferred
	20.04 LTS focal	Vulnerable, fix deferred
	18.04 LTS bionic	Vulnerable, fix deferred
	16.04 LTS xenial	Vulnerable, fix deferred
	14.04 LTS trusty	Ignored end of standard support
gnupg	22.04 LTS jammy	Not in release
	20.04 LTS focal	Not in release
	18.04 LTS bionic	Not in release
	16.04 LTS xenial	Vulnerable, fix deferred
	14.04 LTS trusty	Vulnerable, fix deferred

Notes

mdeslaur

per the upstream gnupg bug, the change will not be applied as of 2025-03-21, proposed patch has not been accepted by upstream developers

Patch details

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

Package	Patch details
gnupg2	Other: https://dev.gnupg.org/D556

Severity score breakdown

Parameter	Value
Base score	3.3 · Low
Attack vector	Local
Attack complexity	Low
Privileges required	Low
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	Low
Vector	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L