CVE-2018-16867

Name	CVE-2018-16867
Description	A flaw was found in qemu Media Transfer Protocol (MTP) before version 3.1.0. A path traversal in the in usb_mtp_write_data function in hw/usb/dev-mtp.c due to an improper filename sanitization. When the guest device is mounted in read-write mode, this allows to read/write arbitrary files which may lead do DoS scenario OR possibly lead to code execution on the host.
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	medium (attack range: local)
Debian Bugs	915884

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
qemu (PTS)	jessie	1:2.1+dfsg-12+deb8u6	vulnerable
	jessie (security)	1:2.1+dfsg-12+deb8u9	vulnerable
	stretch	1:2.8+dfsg-6+deb9u4	vulnerable
	stretch (security)	1:2.8+dfsg-6+deb9u5	vulnerable
	buster	1:3.1+dfsg-2	fixed
	sid	1:3.1+dfsg-4	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
qemu	source	(unstable)	1:3.1+dfsg-1	medium		915884
qemu-kvm	source	(unstable)	(unfixed)	medium

Notes

https://lists.gnu.org/archive/html/qemu-devel/2018-12/msg00390.html
https://git.qemu.org/?p=qemu.git;a=commit;h=c52d46e041b42bb1ee6f692e00a0abe37a9659f6 (master)