CVE-2022-34903

Publication date 1 July 2022

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

GnuPG through 2.3.6, in unusual situations where an attacker possesses any secret-key information from a victim's keyring and other constraints (e.g., use of GPGME) are met, allows signature forgery via injection into the status line.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
gnupg	22.04 LTS jammy	Not in release
	21.10 impish	Not in release
	20.04 LTS focal	Not in release
	18.04 LTS bionic	Not in release
	16.04 LTS xenial	Fixed 1.4.20-1ubuntu3.3+esm2 Ubuntu Pro
	14.04 LTS trusty	Fixed 1.4.16-1ubuntu2.6+esm1 Ubuntu Pro
gnupg2	22.04 LTS jammy	Fixed 2.2.27-3ubuntu2.1
	21.10 impish	Fixed 2.2.20-1ubuntu4.1
	20.04 LTS focal	Fixed 2.2.19-3ubuntu2.2
	18.04 LTS bionic	Fixed 2.2.4-1ubuntu1.6
	16.04 LTS xenial	Fixed 2.1.11-6ubuntu2.1+esm1 Ubuntu Pro
	14.04 LTS trusty	Not in release

Get expanded security coverage with Ubuntu Pro

Reduce your average CVE exposure time from 98 days to 1 day with expanded CVE patching, ten-years security maintenance and optional support for the full stack of open-source applications. Free for personal use.

Get Ubuntu Pro

Notes

sbeattie

issue may not be as severe in gnupg 1

Patch details

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

Package	Patch details
gnupg	Upstream: https://git.gnupg.org/cgi-bin/gitweb.cgi?p=gnupg.git;a=commit;h=34c649b3601383cd11dbc76221747ec16fd68e1b
gnupg2	Upstream: https://git.gnupg.org/cgi-bin/gitweb.cgi?p=gnupg.git;a=commit;h=34c649b3601383cd11dbc76221747ec16fd68e1b

Severity score breakdown

Parameter	Value
Base score	6.5 · Medium
Attack vector	Network
Attack complexity	High
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	Low
Availability impact	None
Vector	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N