CVE-2018-14678

EUVD-2018-6572
An issue was discovered in the Linux kernel through 4.17.11, as used in Xen through 4.11.x. The xen_failsafe_callback entry point in arch/x86/entry/entry_64.S does not properly maintain RBX, which allows local users to cause a denial of service (uninitialized memory usage and system crash). Within Xen, 64-bit x86 PV Linux guest OS users can trigger a guest OS crash or possibly gain privileges.
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: 23%
Affected Products (NVD)
VendorProductVersion
linuxlinux_kernel
4.14.21 ≤
𝑥
< 4.14.61
linuxlinux_kernel
4.15.5 ≤
𝑥
< 4.17.13
xenxen
𝑥
≤ 4.11.0
debiandebian_linux
8.0
debiandebian_linux
9.0
canonicalubuntu_linux
14.04
canonicalubuntu_linux
16.04
canonicalubuntu_linux
18.04
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
sid
6.11.6-1
fixed
trixie
6.11.5-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
linux
bionic
Fixed 4.15.0-47.50
released
cosmic
not-affected
disco
not-affected
trusty
not-affected
xenial
not-affected
linux-aws
bionic
Fixed 4.15.0-1035.37
released
cosmic
not-affected
disco
not-affected
trusty
not-affected
xenial
not-affected
linux-aws-hwe
bionic
dne
cosmic
dne
disco
dne
trusty
dne
xenial
Fixed 4.15.0-1035.37~16.04.1
released
linux-azure
bionic
Fixed 4.18.0-1011.11~18.04.1
released
cosmic
not-affected
disco
not-affected
trusty
Fixed 4.15.0-1041.45~14.04.1
released
xenial
Fixed 4.15.0-1041.45
released
linux-azure-edge
bionic
Fixed 4.18.0-1011.11~18.04.1
released
cosmic
dne
disco
dne
trusty
dne
xenial
Fixed 4.15.0-1041.45
released
linux-euclid
bionic
dne
cosmic
dne
disco
dne
trusty
dne
xenial
not-affected
linux-flo
bionic
dne
cosmic
dne
disco
dne
trusty
dne
xenial
ignored
linux-gcp
bionic
Fixed 4.15.0-1029.31
released
cosmic
not-affected
disco
not-affected
trusty
dne
xenial
Fixed 4.15.0-1029.31~16.04.1
released
linux-gcp-edge
bionic
not-affected
cosmic
dne
disco
dne
trusty
dne
xenial
dne
linux-gke
bionic
not-affected
cosmic
dne
disco
dne
trusty
dne
xenial
ignored
linux-goldfish
bionic
dne
cosmic
dne
disco
dne
trusty
dne
xenial
ignored
linux-grouper
bionic
dne
cosmic
dne
disco
dne
trusty
dne
xenial
dne
linux-hwe
bionic
not-affected
cosmic
dne
disco
dne
trusty
dne
xenial
Fixed 4.15.0-47.50~16.04.1
released
linux-hwe-edge
bionic
not-affected
cosmic
dne
disco
dne
trusty
dne
xenial
Fixed 4.15.0-47.50~16.04.1
released
linux-kvm
bionic
Fixed 4.15.0-1031.31
released
cosmic
not-affected
disco
not-affected
trusty
dne
xenial
not-affected
linux-lts-trusty
bionic
dne
cosmic
dne
disco
dne
trusty
dne
xenial
dne
linux-lts-utopic
bionic
dne
cosmic
dne
disco
dne
trusty
ignored
xenial
dne
linux-lts-vivid
bionic
dne
cosmic
dne
disco
dne
trusty
ignored
xenial
dne
linux-lts-wily
bionic
dne
cosmic
dne
disco
dne
trusty
ignored
xenial
dne
linux-lts-xenial
bionic
dne
cosmic
dne
disco
dne
trusty
not-affected
xenial
dne
linux-maguro
bionic
dne
cosmic
dne
disco
dne
trusty
dne
xenial
dne
linux-mako
bionic
dne
cosmic
dne
disco
dne
trusty
dne
xenial
ignored
linux-manta
bionic
dne
cosmic
dne
disco
dne
trusty
dne
xenial
dne
linux-oem
bionic
Fixed 4.15.0-1035.40
released
cosmic
Fixed 4.15.0-1035.40
released
disco
not-affected
trusty
dne
xenial
not-affected
linux-oracle
bionic
Fixed 4.15.0-1010.12
released
cosmic
Fixed 4.15.0-1010.12
released
disco
not-affected
trusty
dne
xenial
Fixed 4.15.0-1010.12~16.04.1
released
linux-raspi2
bionic
Fixed 4.15.0-1033.35
released
cosmic
not-affected
disco
not-affected
trusty
dne
xenial
not-affected
linux-snapdragon
bionic
not-affected
cosmic
dne
disco
not-affected
trusty
dne
xenial
not-affected