CVE-2016-1576

EUVD-2016-2671
The overlayfs implementation in the Linux kernel through 4.5.2 does not properly restrict the mount namespace, which allows local users to gain privileges by mounting an overlayfs filesystem on top of a FUSE filesystem, and then executing a crafted setuid program.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.8 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 57%
Affected Products (NVD)
VendorProductVersion
canonicalubuntu_core
15.04
canonicalubuntu_linux
12.04
canonicalubuntu_linux
14.04
canonicalubuntu_linux
15.10
canonicalubuntu_linux
16.04
canonicalubuntu_linux
16.10
canonicalubuntu_touch
15.04
linuxlinux_kernel
𝑥
≤ 4.5.2
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
linux
bookworm
6.1.106-3
fixed
bookworm (security)
6.1.112-1
fixed
bullseye
5.10.223-1
fixed
bullseye (security)
5.10.226-1
fixed
jessie
not-affected
sid
6.11.5-1
fixed
trixie
6.11.5-1
fixed
wheezy
not-affected
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
linux
precise
ignored
trusty
Fixed 3.13.0-79.123
released
vivid
Fixed 3.19.0-51.57
released
wily
Fixed 4.2.0-30.35
released
xenial
not-affected
yakkety
not-affected
zesty
not-affected
linux-armadaxp
precise
ignored
trusty
dne
vivid
dne
wily
dne
xenial
dne
yakkety
dne
zesty
dne
linux-aws
precise
dne
trusty
not-affected
xenial
not-affected
yakkety
dne
zesty
dne
linux-flo
precise
dne
trusty
dne
vivid
ignored
wily
ignored
xenial
ignored
yakkety
ignored
zesty
dne
linux-gke
precise
dne
trusty
dne
xenial
not-affected
yakkety
dne
zesty
dne
linux-goldfish
precise
dne
trusty
dne
vivid
ignored
wily
ignored
xenial
ignored
yakkety
ignored
zesty
ignored
linux-grouper
precise
dne
trusty
dne
vivid
dne
wily
dne
xenial
dne
yakkety
dne
zesty
dne
linux-hwe
precise
dne
trusty
dne
xenial
not-affected
yakkety
dne
zesty
dne
linux-hwe-edge
precise
dne
trusty
dne
xenial
not-affected
yakkety
dne
zesty
dne
linux-linaro-omap
precise
ignored
trusty
dne
vivid
dne
wily
dne
xenial
dne
yakkety
dne
zesty
dne
linux-linaro-shared
precise
ignored
trusty
dne
vivid
dne
wily
dne
xenial
dne
yakkety
dne
zesty
dne
linux-linaro-vexpress
precise
ignored
trusty
dne
vivid
dne
wily
dne
xenial
dne
yakkety
dne
zesty
dne
linux-lts-quantal
precise
ignored
trusty
dne
vivid
dne
wily
dne
xenial
dne
yakkety
dne
zesty
dne
linux-lts-raring
precise
ignored
trusty
dne
vivid
dne
wily
dne
xenial
dne
yakkety
dne
zesty
dne
linux-lts-saucy
precise
ignored
trusty
dne
vivid
dne
wily
dne
xenial
dne
yakkety
dne
zesty
dne
linux-lts-trusty
precise
Fixed 3.13.0-79.123~precise1
released
trusty
dne
vivid
dne
wily
dne
xenial
dne
yakkety
dne
zesty
dne
linux-lts-utopic
precise
dne
trusty
Fixed 3.16.0-62.82~14.04.1
released
vivid
dne
wily
dne
xenial
dne
yakkety
dne
zesty
dne
linux-lts-vivid
precise
dne
trusty
Fixed 3.19.0-51.57~14.04.1
released
vivid
dne
wily
dne
xenial
dne
yakkety
dne
zesty
dne
linux-lts-wily
precise
dne
trusty
Fixed 4.2.0-30.35~14.04.1
released
vivid
dne
wily
dne
xenial
dne
yakkety
dne
zesty
dne
linux-lts-xenial
precise
dne
trusty
not-affected
vivid
dne
wily
dne
xenial
dne
yakkety
dne
zesty
dne
linux-maguro
precise
dne
trusty
dne
vivid
dne
wily
dne
xenial
dne
yakkety
dne
zesty
dne
linux-mako
precise
dne
trusty
dne
vivid
ignored
wily
ignored
xenial
ignored
yakkety
ignored
zesty
dne
linux-manta
precise
dne
trusty
dne
vivid
ignored
wily
ignored
xenial
dne
yakkety
dne
zesty
dne
linux-qcm-msm
precise
ignored
trusty
dne
vivid
dne
wily
dne
xenial
dne
yakkety
dne
zesty
dne
linux-raspi2
precise
dne
trusty
dne
vivid
dne
wily
Fixed 4.2.0-1025.32
released
xenial
not-affected
yakkety
not-affected
zesty
not-affected
linux-snapdragon
precise
dne
trusty
dne
wily
dne
xenial
not-affected
yakkety
not-affected
zesty
not-affected
linux-ti-omap4
precise
ignored
trusty
dne
vivid
dne
wily
dne
xenial
dne
yakkety
dne
zesty
dne
References
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=e9f57ebcba563e0cd532926cab83c92bb4d79360
http://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-1576.html
http://www.halfdog.net/Security/2016/OverlayfsOverFusePrivilegeEscalation/
http://www.openwall.com/lists/oss-security/2016/02/24/8
http://www.openwall.com/lists/oss-security/2021/10/18/1
https://bugs.launchpad.net/bugs/1535150
https://launchpadlibrarian.net/235300093/0005-overlayfs-Be-more-careful-about-copying-up-sxid-file.patch
https://launchpadlibrarian.net/235300225/0006-overlayfs-Propogate-nosuid-from-lower-and-upper-moun.patch
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=e9f57ebcba563e0cd532926cab83c92bb4d79360
http://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-1576.html
http://www.halfdog.net/Security/2016/OverlayfsOverFusePrivilegeEscalation/
http://www.openwall.com/lists/oss-security/2016/02/24/8
http://www.openwall.com/lists/oss-security/2021/10/18/1
https://bugs.launchpad.net/bugs/1535150
https://launchpadlibrarian.net/235300093/0005-overlayfs-Be-more-careful-about-copying-up-sxid-file.patch
https://launchpadlibrarian.net/235300225/0006-overlayfs-Propogate-nosuid-from-lower-and-upper-moun.patch