CVE-2018-20781

Name	CVE-2018-20781
Description	In pam/gkr-pam-module.c in GNOME Keyring before 3.27.2, the user's password is kept in a session-child process spawned from the LightDM daemon. This can expose the credential in cleartext.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severity	low (attack range: local)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
gnome-keyring (PTS)	jessie	3.14.0-1	vulnerable
	stretch	3.20.0-3	vulnerable
	bullseye, sid, buster	3.28.2-5	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
gnome-keyring	source	(unstable)	3.28.0-1	unimportant

Notes

https://bugs.launchpad.net/ubuntu/+source/gnome-keyring/+bug/1772919
https://bugzilla.gnome.org/show_bug.cgi?id=781486
https://gitlab.gnome.org/GNOME/gnome-keyring/issues/3
Not a vulnerability, just a hardening patch