CVE-2014-7156

The x86_emulate function in arch/x86/x86_emulate/x86_emulate.c in Xen 3.3.x through 4.4.x does not check the supervisor mode permissions for instructions that generate software interrupts, which allows local HVM guest users to cause a denial of service (guest crash) via unspecified vectors.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
3.3 UNKNOWN
ADJACENT_NETWORK
LOW
AV:A/AC:L/Au:N/C:N/I:N/A:P
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 72%
VendorProductVersion
xenxen
3.3.0
xenxen
3.3.1
xenxen
3.3.2
xenxen
4.1.0
xenxen
4.1.1
xenxen
4.1.2
xenxen
4.1.3
xenxen
4.1.4
xenxen
4.1.5
xenxen
4.1.6.1
xenxen
4.2.0
xenxen
4.2.1
xenxen
4.2.2
xenxen
4.2.3
xenxen
4.3.0
xenxen
4.3.1
xenxen
4.4.0
xenxen
4.4.0:rc1
xenxen
4.4.1
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
xen
bullseye
4.14.6-1
fixed
bullseye (security)
4.14.5+94-ge49571868d-1
fixed
bookworm
4.17.3+10-g091466ba55-1~deb12u1
fixed
sid
4.17.3+36-g54dacb5c02-1
fixed
trixie
4.17.3+36-g54dacb5c02-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
xen
vivid
Fixed 4.4.1-3ubuntu1
released
utopic
Fixed 4.4.0-0ubuntu8
released
trusty
Fixed 4.4.0-0ubuntu5.2
released
precise
Fixed 4.1.6.1-0ubuntu0.12.04.3
released
lucid
dne
xen-3.3
vivid
dne
utopic
dne
trusty
dne
precise
dne
lucid
ignored
Common Weakness Enumeration