CVE-2018-18398

Name	CVE-2018-18398
Description	Xfce Thunar 1.6.15, when Xfce 4.12 is used, mishandles the IBus-Unikey input method for file searches within File Manager, leading to an out-of-bounds read and SEGV. This could potentially be exploited by an arbitrary local user who creates files in /tmp before the victim uses this input method.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
thunar (PTS)	jessie	1.6.3-2	vulnerable
	stretch	1.6.11-1	vulnerable
	buster	1.8.4-1	vulnerable
	bullseye	4.16.8-1	vulnerable
	bookworm	4.18.4-1	vulnerable
	sid, trixie	4.18.8-1	vulnerable

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
thunar	source	(unstable)	(unfixed)	unimportant

https://0xd0ff9.wordpress.com/2018/10/18/cve-2018-18398/
no security impact, crash in end user tool