CVE-2016-6198

The filesystem layer in the Linux kernel before 4.5.5 proceeds with post-rename operations after an OverlayFS file is renamed to a self-hardlink, which allows local users to cause a denial of service (system crash) via a rename system call, related to fs/namei.c and fs/open.c.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.5 MEDIUM
LOCAL
LOW
LOW
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
mitreCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 5%
VendorProductVersion
linuxlinux_kernel
𝑥
≤ 4.5.4
oraclevm_server
3.4
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
trixie
6.11.5-1
fixed
sid
6.11.6-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
linux
disco
not-affected
cosmic
not-affected
bionic
not-affected
artful
not-affected
zesty
not-affected
yakkety
not-affected
xenial
Fixed 4.4.0-28.47
released
wily
Fixed 4.2.0-41.48
released
trusty
ignored
precise
ignored
linux-armadaxp
disco
dne
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
ignored
linux-aws
disco
not-affected
cosmic
not-affected
bionic
not-affected
artful
dne
zesty
dne
yakkety
dne
xenial
not-affected
trusty
not-affected
precise
dne
linux-aws-hwe
disco
dne
cosmic
dne
bionic
dne
xenial
not-affected
trusty
dne
linux-azure
disco
not-affected
cosmic
not-affected
bionic
not-affected
artful
dne
zesty
dne
yakkety
dne
xenial
not-affected
trusty
not-affected
linux-azure-edge
disco
dne
cosmic
dne
bionic
not-affected
xenial
not-affected
trusty
dne
linux-euclid
disco
dne
cosmic
dne
bionic
dne
artful
dne
zesty
dne
xenial
not-affected
trusty
dne
linux-flo
disco
dne
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
ignored
xenial
ignored
wily
ignored
trusty
dne
precise
dne
linux-gcp
disco
not-affected
cosmic
not-affected
bionic
not-affected
artful
dne
zesty
dne
yakkety
dne
xenial
not-affected
trusty
dne
linux-gcp-edge
disco
dne
cosmic
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-gke
disco
dne
cosmic
dne
bionic
not-affected
artful
dne
zesty
dne
yakkety
dne
xenial
not-affected
trusty
dne
precise
dne
linux-goldfish
disco
dne
cosmic
dne
bionic
dne
artful
dne
zesty
ignored
yakkety
ignored
xenial
ignored
wily
ignored
trusty
dne
precise
dne
linux-grouper
disco
dne
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
dne
linux-hwe
disco
dne
cosmic
dne
bionic
not-affected
artful
dne
zesty
dne
yakkety
dne
xenial
not-affected
trusty
dne
precise
dne
linux-hwe-edge
disco
dne
cosmic
dne
bionic
not-affected
artful
dne
zesty
dne
yakkety
dne
xenial
not-affected
trusty
dne
precise
dne
linux-kvm
disco
not-affected
cosmic
not-affected
bionic
not-affected
artful
dne
zesty
dne
xenial
not-affected
trusty
dne
linux-linaro-omap
disco
dne
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
ignored
linux-linaro-shared
disco
dne
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
ignored
linux-linaro-vexpress
disco
dne
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
ignored
linux-lts-quantal
disco
dne
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
ignored
linux-lts-raring
disco
dne
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
ignored
linux-lts-saucy
disco
dne
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
ignored
linux-lts-trusty
disco
dne
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
ignored
linux-lts-utopic
disco
dne
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
wily
dne
trusty
ignored
precise
dne
linux-lts-vivid
disco
dne
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
wily
dne
trusty
ignored
precise
dne
linux-lts-wily
disco
dne
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
wily
dne
trusty
Fixed 4.2.0-41.48~14.04.1
released
precise
dne
linux-lts-xenial
disco
dne
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
wily
dne
trusty
Fixed 4.4.0-28.47~14.04.1
released
precise
dne
linux-maguro
disco
dne
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
dne
linux-mako
disco
dne
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
ignored
xenial
ignored
wily
ignored
trusty
dne
precise
dne
linux-manta
disco
dne
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
wily
ignored
trusty
dne
precise
dne
linux-oem
disco
not-affected
cosmic
not-affected
bionic
not-affected
artful
dne
zesty
dne
xenial
not-affected
trusty
dne
linux-oracle
disco
not-affected
cosmic
not-affected
bionic
not-affected
xenial
not-affected
trusty
dne
linux-qcm-msm
disco
dne
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
ignored
linux-raspi2
disco
not-affected
cosmic
not-affected
bionic
not-affected
artful
not-affected
zesty
not-affected
yakkety
not-affected
xenial
Fixed 4.4.0-1016.22
released
wily
Fixed 4.2.0-1033.43
released
trusty
dne
precise
dne
linux-snapdragon
disco
not-affected
cosmic
dne
bionic
not-affected
artful
not-affected
zesty
not-affected
yakkety
not-affected
xenial
Fixed 4.4.0-1019.22
released
wily
dne
trusty
dne
precise
dne
linux-ti-omap4
disco
dne
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
ignored
Common Weakness Enumeration
References
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=54d5ca871e72f2bb172ec9323497f01cd5091ec7
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9409e22acdfc9153f88d9b1ed2bd2a5b34d2d3ca
http://rhn.redhat.com/errata/RHSA-2016-1847.html
http://rhn.redhat.com/errata/RHSA-2016-1875.html
http://rhn.redhat.com/errata/RHSA-2016-2574.html
http://rhn.redhat.com/errata/RHSA-2016-2584.html
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.5
http://www.openwall.com/lists/oss-security/2016/07/11/8
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
http://www.securityfocus.com/bid/91709
http://www.securitytracker.com/id/1036273
https://bugzilla.redhat.com/show_bug.cgi?id=1355654
https://github.com/torvalds/linux/commit/54d5ca871e72f2bb172ec9323497f01cd5091ec7
https://github.com/torvalds/linux/commit/9409e22acdfc9153f88d9b1ed2bd2a5b34d2d3ca
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=54d5ca871e72f2bb172ec9323497f01cd5091ec7
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9409e22acdfc9153f88d9b1ed2bd2a5b34d2d3ca
http://rhn.redhat.com/errata/RHSA-2016-1847.html
http://rhn.redhat.com/errata/RHSA-2016-1875.html
http://rhn.redhat.com/errata/RHSA-2016-2574.html
http://rhn.redhat.com/errata/RHSA-2016-2584.html
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.5
http://www.openwall.com/lists/oss-security/2016/07/11/8
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
http://www.securityfocus.com/bid/91709
http://www.securitytracker.com/id/1036273
https://bugzilla.redhat.com/show_bug.cgi?id=1355654
https://github.com/torvalds/linux/commit/54d5ca871e72f2bb172ec9323497f01cd5091ec7
https://github.com/torvalds/linux/commit/9409e22acdfc9153f88d9b1ed2bd2a5b34d2d3ca