Name | CVE-2015-3202 |
Description | fusermount in FUSE before 2.9.3-15 does not properly clear the environment before invoking (1) mount or (2) umount as root, which allows local users to write to arbitrary files via a crafted LIBMOUNT_MTAB environment variable that is used by mount's debugging feature. |
Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
References | DLA-226-1, DLA-226-2, DLA-238-1, DSA-3266-1, DSA-3268-1, DSA-3268-2 |
Debian Bugs | 786439, 786475 |
The table below lists information on source packages.
Source Package | Release | Version | Status |
---|---|---|---|
fuse (PTS) | bullseye | 2.9.9-5 | fixed |
bookworm | 2.9.9-6 | fixed | |
sid, trixie | 2.9.9-9 | fixed | |
ntfs-3g (PTS) | bullseye | 1:2017.3.23AR.3-4+deb11u4 | fixed |
bullseye (security) | 1:2017.3.23AR.3-4+deb11u3 | fixed | |
bookworm | 1:2022.10.3-1+deb12u2 | fixed | |
sid, trixie | 1:2022.10.3-5 | fixed |
The information below is based on the following data on fixed versions.
Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
---|---|---|---|---|---|---|
fuse | source | squeeze | 2.8.4-1.1+deb6u1 | DLA-238-1 | ||
fuse | source | wheezy | 2.9.0-2+deb7u2 | DSA-3266-1 | ||
fuse | source | jessie | 2.9.3-15+deb8u1 | DSA-3266-1 | ||
fuse | source | (unstable) | 2.9.3-16 | 786439 | ||
ntfs-3g | source | squeeze | 1:2010.3.6-1+deb6u2 | DLA-226-2 | ||
ntfs-3g | source | wheezy | 1:2012.1.15AR.5-2.1+deb7u2 | DSA-3268-2 | ||
ntfs-3g | source | jessie | 1:2014.2.15AR.2-1+deb8u2 | DSA-3268-2 | ||
ntfs-3g | source | (unstable) | 1:2014.2.15AR.3-3 | 786475 |
Upstream fix: http://web.archive.org/web/20150529051222/http://sourceforge.net:80/p/fuse/fuse/ci/fe2d96
ntfs-3g source wise affected but wheezy version uses --with-fuse=external
ntfs-3g is built with internal copy since 1:2013.1.13AR.3-2