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Some fixes available 4 of 5
fusermount in fuse 2.8.5 and earlier does not perform a chdir to / before performing a mount or umount, which allows local users to unmount arbitrary directories via unspecified vectors.
1 affected package
fuse
Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
---|---|---|---|---|
fuse | — | — | — | — |
Some fixes available 4 of 5
fuse 2.8.5 and earlier does not properly handle when /etc/mtab cannot be updated, which allows local users to unmount arbitrary directories via a symlink attack.
1 affected package
fuse
Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
---|---|---|---|---|
fuse | — | — | — | — |
Some fixes available 8 of 10
FUSE, possibly 2.8.5 and earlier, allows local users to create mtab entries with arbitrary pathnames, and consequently unmount any filesystem, via a symlink attack on the parent directory of the mountpoint of a FUSE filesystem, a...
2 affected packages
fuse, util-linux
Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
---|---|---|---|---|
fuse | — | — | — | — |
util-linux | — | — | — | — |
fusermount in FUSE before 2.7.5, and 2.8.x before 2.8.2, allows local users to unmount an arbitrary FUSE filesystem share via a symlink attack on a mountpoint.
1 affected package
fuse
Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
---|---|---|---|---|
fuse | — | — | — | — |
The expand_template function in afuse.c in afuse 0.2 allows local users to gain privileges via shell metacharacters in a pathname.
1 affected package
afuse
Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
---|---|---|---|---|
afuse | — | — | — | — |
fusermount in FUSE before 2.4.1, if installed setuid root, allows local users to corrupt /etc/mtab and possibly modify mount options by performing a mount over a directory whose name contains certain special characters.
1 affected package
fuse
Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
---|---|---|---|---|
fuse | — | — | — | — |
FUSE 2.x before 2.3.0 does not properly clear previously used memory from unfilled pages when the filesystem returns a short byte count to a read request, which may allow local users to obtain sensitive information.
1 affected package
fuse
Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
---|---|---|---|---|
fuse | — | — | — | — |