CVE-2014-8481

The instruction decoder in arch/x86/kvm/emulate.c in the KVM subsystem in the Linux kernel before 3.18-rc2 does not properly handle invalid instructions, which allows guest OS users to cause a denial of service (NULL pointer dereference and host OS crash) via a crafted application that triggers (1) an improperly fetched instruction or (2) an instruction that occupies too many bytes.  NOTE: this vulnerability exists because of an incomplete fix for CVE-2014-8480.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.9 UNKNOWN
LOCAL
LOW
AV:L/AC:L/Au:N/C:N/I:N/A:C
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 22%
VendorProductVersion
linuxlinux_kernel
𝑥
≤ 3.18
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
linux
bullseye
5.10.223-1
fixed
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
wily
not-affected
vivid
not-affected
utopic
not-affected
trusty
not-affected
precise
not-affected
lucid
not-affected
linux-2.6
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
dne
lucid
dne
linux-armadaxp
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
not-affected
lucid
dne
linux-ec2
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
dne
lucid
not-affected
linux-flo
wily
not-affected
vivid
not-affected
utopic
not-affected
trusty
dne
precise
dne
lucid
dne
linux-fsl-imx51
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
dne
lucid
ignored
linux-goldfish
wily
not-affected
vivid
not-affected
utopic
not-affected
trusty
dne
precise
dne
lucid
dne
linux-grouper
wily
dne
vivid
dne
utopic
ignored
trusty
dne
precise
dne
lucid
dne
linux-linaro-omap
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
ignored
lucid
dne
linux-linaro-shared
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
ignored
lucid
dne
linux-linaro-vexpress
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
ignored
lucid
dne
linux-lts-quantal
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
not-affected
lucid
dne
linux-lts-raring
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
ignored
lucid
dne
linux-lts-saucy
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
not-affected
lucid
dne
linux-lts-trusty
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
not-affected
lucid
dne
linux-lts-utopic
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
dne
lucid
dne
linux-lts-vivid
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
dne
lucid
dne
linux-maguro
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
dne
lucid
dne
linux-mako
wily
not-affected
vivid
not-affected
utopic
not-affected
trusty
dne
precise
dne
lucid
dne
linux-manta
wily
not-affected
vivid
not-affected
utopic
not-affected
trusty
dne
precise
dne
lucid
dne
linux-mvl-dove
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
dne
lucid
ignored
linux-qcm-msm
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
ignored
lucid
ignored
linux-raspi2
wily
not-affected
vivid
dne
trusty
dne
precise
dne
linux-ti-omap4
wily
dne
vivid
dne
utopic
dne
trusty
dne
precise
not-affected
lucid
dne
Common Weakness Enumeration