CVE-2018-1116

Name	CVE-2018-1116
Description	A flaw was found in polkit before version 0.116. The implementation of the polkit_backend_interactive_authority_check_authorization function in polkitd allows to test for authentication and trigger authentication of unrelated processes owned by other users. This may result in a local DoS and information disclosure.
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)
References	DLA-1448-1
NVD severity	low (attack range: local)
Debian Bugs	903563

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
policykit-1 (PTS)	jessie	0.105-15~deb8u2	vulnerable
	jessie (security)	0.105-15~deb8u4	fixed
	stretch (security), stretch	0.105-18+deb9u1	vulnerable
	bullseye, sid, buster	0.105-25	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
policykit-1	source	(unstable)	0.105-21	low		903563
policykit-1	source	jessie	0.105-15~deb8u3	low	DLA-1448-1

Notes

[stretch] - policykit-1 <no-dsa> (Minor issue; can be fixed via point release)
https://cgit.freedesktop.org/polkit/commit/?id=bc7ffad53643a9c80231fc41f5582d6a8931c32c
https://lists.freedesktop.org/archives/polkit-devel/2018-July/000583.html
https://bugzilla.suse.com/show_bug.cgi?id=1099031