CVE-2016-10318

A missing authorization check in the fscrypt_process_policy function in fs/crypto/policy.c in the ext4 and f2fs filesystem encryption support in the Linux kernel before 4.7.4 allows a user to assign an encryption policy to a directory owned by a different user, potentially creating a denial of service.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 79%
VendorProductVersion
linuxlinux_kernel
𝑥
≤ 4.7.3
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
linux
bullseye
5.10.223-1
fixed
jessie
not-affected
wheezy
not-affected
bullseye (security)
5.10.226-1
fixed
bookworm
6.1.106-3
fixed
bookworm (security)
6.1.112-1
fixed
sid
6.11.5-1
fixed
trixie
6.11.5-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
linux
zesty
not-affected
yakkety
not-affected
xenial
Fixed 4.4.0-47.68
released
trusty
not-affected
precise
not-affected
linux-armadaxp
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
not-affected
linux-aws
zesty
dne
yakkety
dne
xenial
not-affected
trusty
not-affected
precise
dne
linux-flo
zesty
dne
yakkety
ignored
xenial
not-affected
trusty
dne
precise
dne
linux-gke
zesty
dne
yakkety
dne
xenial
not-affected
trusty
dne
precise
dne
linux-goldfish
zesty
ignored
yakkety
ignored
xenial
not-affected
trusty
dne
precise
dne
linux-grouper
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
dne
linux-hwe
zesty
dne
yakkety
dne
xenial
not-affected
trusty
dne
precise
dne
linux-hwe-edge
zesty
dne
yakkety
dne
xenial
not-affected
trusty
dne
precise
dne
linux-linaro-omap
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
ignored
linux-linaro-shared
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
ignored
linux-linaro-vexpress
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
ignored
linux-lts-quantal
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
ignored
linux-lts-raring
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
ignored
linux-lts-saucy
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
ignored
linux-lts-trusty
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
not-affected
linux-lts-utopic
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
dne
linux-lts-vivid
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
dne
linux-lts-wily
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
dne
linux-lts-xenial
zesty
dne
yakkety
dne
xenial
dne
trusty
Fixed 4.4.0-47.68~14.04.1
released
precise
dne
linux-maguro
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
dne
linux-mako
zesty
dne
yakkety
ignored
xenial
not-affected
trusty
dne
precise
dne
linux-manta
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
dne
linux-qcm-msm
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
ignored
linux-raspi2
zesty
not-affected
yakkety
not-affected
xenial
Fixed 4.4.0-1038.45
released
trusty
dne
precise
dne
linux-snapdragon
zesty
not-affected
yakkety
Fixed 4.4.0-1035.39
released
xenial
Fixed 4.4.0-1035.39
released
trusty
dne
precise
dne
linux-ti-omap4
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
not-affected
Common Weakness Enumeration
References
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=163ae1c6ad6299b19e22b4a35d5ab24a89791a98
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.7.4
http://www.securityfocus.com/bid/97404
https://github.com/torvalds/linux/commit/163ae1c6ad6299b19e22b4a35d5ab24a89791a98
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=163ae1c6ad6299b19e22b4a35d5ab24a89791a98
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.7.4
http://www.securityfocus.com/bid/97404
https://github.com/torvalds/linux/commit/163ae1c6ad6299b19e22b4a35d5ab24a89791a98