CVE-2014-8134

Severity

21%

Complexity

39%

Confidentiality

48%

The paravirt_ops_setup function in arch/x86/kernel/kvm.c in the Linux kernel through 3.18 uses an improper paravirt_enabled setting for KVM guest kernels, which makes it easier for guest OS users to bypass the ASLR protection mechanism via a crafted application that reads a 16-bit value.

The paravirt_ops_setup function in arch/x86/kernel/kvm.c in the Linux kernel through 3.18 uses an improper paravirt_enabled setting for KVM guest kernels, which makes it easier for guest OS users to bypass the ASLR protection mechanism via a crafted application that reads a 16-bit value.

CVSS 2.0 Base Score 2.1. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (AV:L/AC:L/Au:N/C:P/I:N/A:N).

Overview

Type

Linux Kernel

First reported 10 years ago

2014-12-12 18:59:00

Last updated 8 years ago

2017-01-03 02:59:00

Affected Software

Linux Kernel 3.0 release candidate 1

3.0

Linux Kernel 3.0 release candidate 2

3.0

Linux Kernel 3.0 release candidate 3

3.0

Linux Kernel 3.0 release candidate 4

3.0

Linux Kernel 3.0 release candidate 5

3.0

Linux Kernel 3.0 release candidate 6

3.0

Linux Kernel 3.0 release candidate 7

3.0

Linux Kernel 3.0.1

3.0.1

Linux Kernel 3.0.2

3.0.2

Linux Kernel 3.0.3

3.0.3

Linux Kernel 3.0.4

3.0.4

Linux Kernel 3.0.5

3.0.5

Linux Kernel 3.0.6

3.0.6

Linux Kernel 3.0.7

3.0.7

Linux Kernel 3.0.8

3.0.8

Linux Kernel 3.0.9

3.0.9

Linux Kernel 3.0.10

3.0.10

Linux Kernel 3.0.11

3.0.11

Linux Kernel 3.0.12

3.0.12

Linux Kernel 3.0.13

3.0.13

Linux Kernel 3.0.14

3.0.14

Linux Kernel 3.0.15

3.0.15

Linux Kernel 3.0.16

3.0.16

Linux Kernel 3.0.17

3.0.17

Linux Kernel 3.0.18

3.0.18

Linux Kernel 3.0.19

3.0.19

Linux Kernel 3.0.20

3.0.20

Linux Kernel 3.0.21

3.0.21

Linux Kernel 3.0.22

3.0.22

Linux Kernel 3.0.23

3.0.23

Linux Kernel 3.0.24

3.0.24

Linux Kernel 3.0.25

3.0.25

Linux Kernel 3.0.26

3.0.26

Linux Kernel 3.0.27

3.0.27

Linux Kernel 3.0.28

3.0.28

Linux Kernel 3.0.29

3.0.29

Linux Kernel 3.0.30

3.0.30

Linux Kernel 3.0.31

3.0.31

Linux Kernel 3.0.32

3.0.32

Linux Kernel 3.0.33

3.0.33

Linux Kernel 3.0.34

3.0.34

Linux Kernel 3.0.35

3.0.35

Linux Kernel 3.0.36

3.0.36

Linux Kernel 3.0.37

3.0.37

Linux Kernel 3.0.38

3.0.38

Linux Kernel 3.0.39

3.0.39

Linux Kernel 3.0.40

3.0.40

Linux Kernel 3.0.41

3.0.41

Linux Kernel 3.0.42

3.0.42

Linux Kernel 3.0.43

3.0.43

Linux Kernel 3.0.44

3.0.44

Linux Kernel 3.0.45

3.0.45

Linux Kernel 3.0.46

3.0.46

Linux Kernel 3.0.47

3.0.47

Linux Kernel 3.0.48

3.0.48

Linux Kernel 3.0.49

3.0.49

Linux Kernel 3.0.50

3.0.50

Linux Kernel 3.0.51

3.0.51

Linux Kernel 3.0.52

3.0.52

Linux Kernel 3.0.53

3.0.53

Linux Kernel 3.0.54

3.0.54

Linux Kernel 3.0.55

3.0.55

Linux Kernel 3.0.56

3.0.56

Linux Kernel 3.0.57

3.0.57

Linux Kernel 3.0.58

3.0.58

Linux Kernel 3.0.59

3.0.59

Linux Kernel 3.0.60

3.0.60

Linux Kernel 3.0.61

3.0.61

Linux Kernel 3.0.62

3.0.62

Linux Kernel 3.0.63

3.0.63

Linux Kernel 3.0.64

3.0.64

Linux Kernel 3.0.65

3.0.65

Linux Kernel 3.0.66

3.0.66

Linux Kernel 3.0.67

3.0.67

Linux Kernel 3.0.68

3.0.68

Linux Kernel 3.1

3.1

Linux Kernel 3.1 release candidate 1

3.1

Linux Kernel 3.1 release candidate 2

3.1

Linux Kernel 3.1 release candidate 3

3.1

Linux Kernel 3.1 release candidate 4

3.1

Linux Kernel 3.1.1

3.1.1

Linux Kernel 3.1.2

3.1.2

Linux Kernel 3.1.3

3.1.3

Linux Kernel 3.1.4

3.1.4

Linux Kernel 3.1.5

3.1.5

Linux Kernel 3.1.6

3.1.6

Linux Kernel 3.1.7

3.1.7

Linux Kernel 3.1.8

3.1.8

Linux Kernel 3.1.9

3.1.9

Linux Kernel 3.1.10

3.1.10

Linux Kernel 3.2

3.2

Linux Kernel 3.2 (x86)

3.2

Linux Kernel 3.2 release candidate 2

3.2

Linux Kernel 3.2 release candidate 3

3.2

Linux Kernel 3.2 release candidate 4

3.2

Linux Kernel 3.2 release candidate 5

3.2

Linux Kernel 3.2 release candidate 6

3.2

Linux Kernel 3.2 release candidate 7

3.2

Linux Kernel 3.2.1

3.2.1

Linux Kernel 3.2.1 (x86)

3.2.1

Linux Kernel 3.2.2

3.2.2

Linux Kernel 3.2.3

3.2.3

Linux Kernel 3.2.4

3.2.4

Linux Kernel 3.2.5

3.2.5

Linux Kernel 3.2.6

3.2.6

Linux Kernel 3.2.7

3.2.7

Linux Kernel 3.2.8

3.2.8

Linux Kernel 3.2.9

3.2.9

Linux Kernel 3.2.10

3.2.10

Linux Kernel 3.2.11

3.2.11

Linux Kernel 3.2.12

3.2.12

Linux Kernel 3.2.13

3.2.13

Linux Kernel 3.2.14

3.2.14

Linux Kernel 3.2.15

3.2.15

Linux Kernel 3.2.16

3.2.16

Linux Kernel 3.2.17

3.2.17

Linux Kernel 3.2.18

3.2.18

Linux Kernel 3.2.19

3.2.19

Linux Kernel 3.2.20

3.2.20

Linux Kernel 3.2.21

3.2.21

Linux Kernel 3.2.22

3.2.22

Linux Kernel 3.2.23

3.2.23

Linux Kernel 3.2.24

3.2.24

Linux Kernel 3.2.25

3.2.25

Linux Kernel 3.2.26

3.2.26

Linux Kernel 3.2.27

3.2.27

Linux Kernel 3.2.28

3.2.28

Linux Kernel 3.2.29

3.2.29

Linux Kernel 3.2.30

3.2.30

Linux Kernel 3.3

3.3

Linux Kernel 3.3 release candidate 1

3.3

Linux Kernel 3.3 release candidate 2

3.3

Linux Kernel 3.3 release candidate 3

3.3

Linux Kernel 3.3 release candidate 4

3.3

Linux Kernel 3.3 release candidate 5

3.3

Linux Kernel 3.3 release candidate 6

3.3

Linux Kernel 3.3 release candidate 7

3.3

Linux Kernel 3.3.1

3.3.1

Linux Kernel 3.3.2

3.3.2

Linux Kernel 3.3.3

3.3.3

Linux Kernel 3.3.4

3.3.4

Linux Kernel 3.3.5

3.3.5

Linux Kernel 3.3.6

3.3.6

Linux Kernel 3.3.7

3.3.7

Linux Kernel 3.3.8

3.3.8

Linux Kernel 3.4

3.4

Linux Kernel 3.4 (x86)

3.4

Linux Kernel 3.4 release candidate 1

3.4

Linux Kernel 3.4 release candidate 1 (x86)

3.4

Linux Kernel 3.4 release candidate 2

3.4

Linux Kernel 3.4 release candidate 2 (x86)

3.4

Linux Kernel 3.4 release candidate 3

3.4

Linux Kernel 3.4 release candidate 3 (x86)

3.4

Linux Kernel 3.4 release candidate 4

3.4

Linux Kernel 3.4 release candidate 4 (x86)

3.4

Linux Kernel 3.4 release candidate 5

3.4

Linux Kernel 3.4 release candidate 5 (x86)

3.4

Linux Kernel 3.4 release candidate 6

3.4

Linux Kernel 3.4 release candidate 6 (x86)

3.4

Linux Kernel 3.4 release candidate 7

3.4

Linux Kernel 3.4 release candidate 7 (x86)

3.4

Linux Kernel 3.4.1

3.4.1

Linux Kernel 3.4.1 (x86)

3.4.1

Linux Kernel 3.4.2

3.4.2

Linux Kernel 3.4.2 (x86)

3.4.2

Linux Kernel 3.4.3

3.4.3

Linux Kernel 3.4.3 (x86)

3.4.3

Linux Kernel 3.4.4

3.4.4

Linux Kernel 3.4.4 (x86)

3.4.4

Linux Kernel 3.4.5

3.4.5

Linux Kernel 3.4.5 (x86)

3.4.5

Linux Kernel 3.4.6

3.4.6

Linux Kernel 3.4.7

3.4.7

Linux Kernel 3.4.8

3.4.8

Linux Kernel 3.4.9

3.4.9

Linux Kernel 3.4.10

3.4.10

Linux Kernel 3.4.11

3.4.11

Linux Kernel 3.4.12

3.4.12

Linux Kernel 3.4.13

3.4.13

Linux Kernel 3.4.14

3.4.14

Linux Kernel 3.4.15

3.4.15

Linux Kernel 3.4.16

3.4.16

Linux Kernel 3.4.17

3.4.17

Linux Kernel 3.4.18

3.4.18

Linux Kernel 3.4.19

3.4.19

Linux Kernel 3.4.20

3.4.20

Linux Kernel 3.4.21

3.4.21

Linux Kernel 3.4.22

3.4.22

Linux Kernel 3.4.23

3.4.23

Linux Kernel 3.4.24

3.4.24

Linux Kernel 3.4.25

3.4.25

Linux Kernel 3.4.26

3.4.26

Linux Kernel 3.4.27

3.4.27

Linux Kernel 3.4.28

3.4.28

Linux Kernel 3.4.29

3.4.29

Linux Kernel 3.4.30

3.4.30

Linux Kernel 3.4.31

3.4.31

Linux Kernel 3.4.32

3.4.32

Linux Kernel 3.4.33

3.4.33

Linux Kernel 3.4.34

3.4.34

Linux Kernel 3.4.35

3.4.35

Linux Kernel 3.4.36

3.4.36

Linux Kernel 3.4.37

3.4.37

Linux Kernel 3.4.38

3.4.38

Linux Kernel 3.4.39

3.4.39

Linux Kernel 3.4.40

3.4.40

Linux Kernel 3.4.41

3.4.41

Linux Kernel 3.4.42

3.4.42

Linux Kernel 3.4.43

3.4.43

Linux Kernel 3.4.44

3.4.44

Linux Kernel 3.4.45

3.4.45

Linux Kernel 3.4.46

3.4.46

Linux Kernel 3.4.47

3.4.47

Linux Kernel 3.4.48

3.4.48

Linux Kernel 3.4.49

3.4.49

Linux Kernel 3.4.50

3.4.50

Linux Kernel 3.4.51

3.4.51

Linux Kernel 3.4.52

3.4.52

Linux Kernel 3.4.53

3.4.53

Linux Kernel 3.4.54

3.4.54

Linux Kernel 3.4.55

3.4.55

Linux Kernel 3.4.56

3.4.56

Linux Kernel 3.4.57

3.4.57

Linux Kernel 3.4.58

3.4.58

Linux Kernel 3.4.59

3.4.59

Linux Kernel 3.4.60

3.4.60

Linux Kernel 3.4.61

3.4.61

Linux Kernel 3.4.62

3.4.62

Linux Kernel 3.4.63

3.4.63

Linux Kernel 3.4.64

3.4.64

Linux Kernel 3.4.65

3.4.65

Linux Kernel 3.4.66

3.4.66

Linux Kernel 3.4.67

3.4.67

Linux Kernel 3.4.68

3.4.68

Linux Kernel 3.4.69

3.4.69

Linux Kernel 3.4.70

3.4.70

Linux Kernel 3.4.71

3.4.71

Linux Kernel 3.4.72

3.4.72

Linux Kernel 3.4.73

3.4.73

Linux Kernel 3.4.74

3.4.74

Linux Kernel 3.4.75

3.4.75

Linux Kernel 3.4.76

3.4.76

Linux Kernel 3.4.77

3.4.77

Linux Kernel 3.4.78

3.4.78

Linux Kernel 3.4.79

3.4.79

Linux Kernel 3.5.1

3.5.1

Linux Kernel 3.5.2

3.5.2

Linux Kernel 3.5.3

3.5.3

Linux Kernel 3.5.4

3.5.4

Linux Kernel 3.5.5

3.5.5

Linux Kernel 3.5.6

3.5.6

Linux Kernel 3.5.7

3.5.7

Linux Kernel 3.6

3.6

Linux Kernel 3.6.1

3.6.1

Linux Kernel 3.6.2

3.6.2

Linux Kernel 3.6.3

3.6.3

Linux Kernel 3.6.4

3.6.4

Linux Kernel 3.6.5

3.6.5

Linux Kernel 3.6.6

3.6.6

Linux Kernel 3.6.7

3.6.7

Linux Kernel 3.6.8

3.6.8

Linux Kernel 3.6.9

3.6.9

Linux Kernel 3.6.10

3.6.10

Linux Kernel 3.6.11

3.6.11

Linux Kernel 3.7

3.7

Linux Kernel 3.7.1

3.7.1

Linux Kernel 3.7.2

3.7.2

Linux Kernel 3.7.3

3.7.3

Linux Kernel 3.7.4

3.7.4

Linux Kernel 3.7.5

3.7.5

Linux Kernel 3.7.6

3.7.6

Linux Kernel 3.7.7

3.7.7

Linux Kernel 3.7.8

3.7.8

Linux Kernel 3.7.9

3.7.9

Linux Kernel 3.7.10

3.7.10

Linux Kernel 3.8.0

3.8.0

Linux Kernel 3.8.1

3.8.1

Linux Kernel 3.8.2

3.8.2

Linux Kernel 3.8.3

3.8.3

Linux Kernel 3.8.4

3.8.4

Linux Kernel 3.8.5

3.8.5

Linux Kernel 3.8.6

3.8.6

Linux Kernel 3.8.7

3.8.7

Linux Kernel 3.8.8

3.8.8

Linux Kernel 3.8.9

3.8.9

Linux Kernel 3.8.10

3.8.10

Linux Kernel 3.8.11

3.8.11

Linux Kernel 3.8.12

3.8.12

Linux Kernel 3.8.13

3.8.13

Linux Kernel 3.9 release candidate 1

3.9

Linux Kernel 3.9 release candidate 2

3.9

Linux Kernel 3.9 release candidate 3

3.9

Linux Kernel 3.9 release candidate 4

3.9

Linux Kernel 3.9 release candidate 5

3.9

Linux Kernel 3.9 release candidate 6

3.9

Linux Kernel 3.9 release candidate 7

3.9

Linux Kernel 3.9.0

3.9.0

Linux Kernel 3.9.0 on ARM64 architecture

3.9.0

Linux Kernel 3.9.1

3.9.1

Linux Kernel 3.9.1 on ARM64 architecture

3.9.1

Linux Kernel 3.9.2

3.9.2

Linux Kernel 3.9.2 on ARM64 architecture

3.9.2

Linux Kernel 3.9.3

3.9.3

Linux Kernel 3.9.3 on ARM64 architecture

3.9.3

Linux Kernel 3.9.4

3.9.4

Linux Kernel 3.9.4 on ARM64 architecture

3.9.4

Linux Kernel 3.9.5

3.9.5

Linux Kernel 3.9.5 on ARM64 architecture

3.9.5

Linux Kernel 3.9.6

3.9.6

Linux Kernel 3.9.6 on ARM64 architecture

3.9.6

Linux Kernel 3.9.7

3.9.7

Linux Kernel 3.9.7 on ARM64 architecture

3.9.7

Linux Kernel 3.9.8

3.9.8

Linux Kernel 3.9.8 on ARM64 architecture

3.9.8

Linux Kernel 3.9.9

3.9.9

Linux Kernel 3.9.9 on ARM64 architecture

3.9.9

Linux Kernel 3.9.10

3.9.10

Linux Kernel 3.9.10 on ARM64 architecture

3.9.10

Linux Kernel 3.9.11

3.9.11

Linux Kernel 3.9.11 on ARM64 architecture

3.9.11

Linux Kernel 3.10

3.10

Linux Kernel 3.10.0 on ARM64 architecture

3.10.0

Linux Kernel 3.10.1

3.10.1

Linux Kernel 3.10.1 on ARM64 architecture

3.10.1

Linux Kernel 3.10.2

3.10.2

Linux Kernel 3.10.2 on ARM64 architecture

3.10.2

Linux Kernel 3.10.3

3.10.3

Linux Kernel 3.10.3 on ARM64 architecture

3.10.3

Linux Kernel 3.10.4

3.10.4

Linux Kernel 3.10.4 on ARM64 architecture

3.10.4

Linux Kernel 3.10.5

3.10.5

Linux Kernel 3.10.5 on ARM64 architecture

3.10.5

Linux Kernel 3.10.6

3.10.6

Linux Kernel 3.10.6 on ARM64 architecture

3.10.6

Linux Kernel 3.10.7

3.10.7

Linux Kernel 3.10.7 on ARM64 architecture

3.10.7

Linux Kernel 3.10.8

3.10.8

Linux Kernel 3.10.8 on ARM64 architecture

3.10.8

Linux Kernel 3.10.9

3.10.9

Linux Kernel 3.10.9 on ARM64 architecture

3.10.9

Linux Kernel 3.10.10

3.10.10

Linux Kernel 3.10.11

3.10.11

Linux Kernel 3.10.2

3.10.12

Linux Kernel 3.10.13

3.10.13

Linux Kernel 3.10.14

3.10.14

Linux Kernel 3.10.15

3.10.15

Linux Kernel 3.10.16

3.10.16

Linux Kernel 3.10.17

3.10.17

Linux Kernel 3.10.18

3.10.18

Linux Kernel 3.10.19

3.10.19

Linux Kernel 3.10.20

3.10.20

Linux Kernel 3.10.21

3.10.21

Linux Kernel 3.10.22

3.10.22

Linux Kernel 3.10.23

3.10.23

Linux Kernel 3.10.24

3.10.24

Linux Kernel 3.10.25

3.10.25

Linux Kernel 3.10.26

3.10.26

Linux Kernel 3.10.27

3.10.27

Linux Kernel 3.10.28

3.10.28

Linux Kernel 3.10.29

3.10.29

Linux Kernel 3.11

3.11

Linux Kernel 3.11.1

3.11.1

Linux Kernel 3.11.2

3.11.2

Linux Kernel 3.11.3

3.11.3

Linux Kernel 3.11.4

3.11.4

Linux Kernel 3.11.5

3.11.5

Linux Kernel 3.11.6

3.11.6

Linux Kernel 3.11.7

3.11.7

Linux Kernel 3.11.8

3.11.8

Linux Kernel 3.11.9

3.11.9

Linux Kernel 3.11.10

3.11.10

Linux Kernel 3.12

3.12

Linux Kernel 3.12.1

3.12.1

Linux Kernel 3.12.2

3.12.2

Linux Kernel 3.12.3

3.12.3

Linux Kernel 3.12.4

3.12.4

Linux Kernel 3.12.5

3.12.5

Linux Kernel 3.12.6

3.12.6

Linux Kernel 3.12.7

3.12.7

Linux Kernel 3.12.8

3.12.8

Linux Kernel 3.12.9

3.12.9

Linux Kernel 3.12.10

3.12.10

Linux Kernel 3.12.11

3.12.11

Linux Kernel 3.12.12

3.12.12

Linux Kernel 3.12.13

3.12.13

Linux Kernel 3.12.14

3.12.14

Linux Kernel 3.12.15

3.12.15

Linux Kernel 3.12.16

3.12.16

Linux Kernel 3.12.17

3.12.17

Linux Kernel 3.13

3.13

Linux Kernel 3.13.1

3.13.1

Linux Kernel 3.13.2

3.13.2

Linux Kernel 3.13.3

3.13.3

Linux Kernel 3.13.4

3.13.4

Linux Kernel 3.13.5

3.13.5

Linux Kernel 3.13.6

3.13.6

Linux Kernel 3.13.7

3.13.7

Linux Kernel 3.13.8

3.13.8

Linux Kernel 3.13.9

3.13.9

Linux Kernel 3.13.10

3.13.10

Linux Kernel 3.13.11

3.13.11

Linux Kernel 3.14

3.14

Linux Kernel 3.14 release candidate 1

3.14

Linux Kernel 3.14 release candidate 2

3.14

Linux Kernel 3.14 release candidate 3

3.14

Linux Kernel 3.14 release candidate 4

3.14

Linux Kernel 3.14 release candidate 5

3.14

Linux Kernel 3.14 release candidate 6

3.14

Linux Kernel 3.14 release candidate 7

3.14

Linux Kernel 3.14 release candidate 8

3.14

Linux Kernel 3.14.1

3.14.1

Linux Kernel 3.14.2

3.14.2

Linux Kernel 3.14.3

3.14.3

Linux Kernel 3.14.4

3.14.4

Linux Kernel 3.14.5

3.14.5

Linux Kernel 3.15

3.15

Linux Kernel 3.15.1

3.15.1

Linux Kernel 3.15.2

3.15.2

Linux Kernel 3.15.3

3.15.3

Linux Kernel 3.15.4

3.15.4

Linux Kernel 3.15.5

3.15.5

Linux Kernel 3.15.6

3.15.6

Linux Kernel 3.15.7

3.15.7

Linux Kernel 3.15.8

3.15.8

Linux Kernel 3.16.0

3.16.0

Linux Kernel 3.16.1

3.16.1

References

SUSE-SU-2015:0481

openSUSE-SU-2015:0566

openSUSE-SU-2015:0714

SUSE-SU-2015:0736

http://people.canonical.com/~ubuntu-security/cve/2014/CVE-2014-8134.html

Patch, Vendor Advisory

RHSA-2016:0855

62336

http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html

71650

[kvm] 20141205 [PATCH] x86, kvm: Clear paravirt_enabled on KVM guests for espfix32's benefit

Exploit, Vendor Advisory

https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1400314

Vendor Advisory

https://bugzilla.novell.com/show_bug.cgi?id=909078

Vendor Advisory

https://bugzilla.redhat.com/show_bug.cgi?id=1172765

https://support.f5.com/csp/article/K17120

https://support.f5.com/csp/article/K17120?utm_source=f5support&utm_medium=RSS

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