CVE-2015-8340

Severity

47%

Complexity

34%

Confidentiality

115%

The memory_exchange function in common/memory.c in Xen 3.2.x through 4.6.x does not properly release locks, which might allow guest OS administrators to cause a denial of service (deadlock or host crash) via unspecified vectors, related to XENMEM_exchange error handling.

The memory_exchange function in common/memory.c in Xen 3.2.x through 4.6.x does not properly release locks, which might allow guest OS administrators to cause a denial of service (deadlock or host crash) via unspecified vectors, related to XENMEM_exchange error handling.

CVSS 2.0 Base Score 4.7. CVSS Attack Vector: local. CVSS Attack Complexity: medium. CVSS Vector: (AV:L/AC:M/Au:N/C:N/I:N/A:C).

Overview

Type

Xen

First reported 9 years ago

2015-12-17 19:59:00

Last updated 7 years ago

2017-07-01 01:29:00

Affected Software

Xen Xen 3.2.0

3.2.0

Xen Xen 3.2.1

3.2.1

Xen Xen 3.2.2

3.2.2

Xen Xen 3.2.3

3.2.3

Xen 3.3.0

3.3.0

Xen 3.3.1

3.3.1

Xen 3.3.2

3.3.2

Xen 3.4.0

3.4.0

Xen 3.4.1

3.4.1

Xen 3.4.2

3.4.2

Xen 3.4.3

3.4.3

Xen 3.4.4

3.4.4

Xen 4.0.0

4.0.0

Xen 4.0.1

4.0.1

Xen 4.0.2

4.0.2

Xen 4.0.3

4.0.3

Xen 4.0.4

4.0.4

Xen 4.1.0

4.1.0

Xen 4.1.1

4.1.1

Xen 4.1.2

4.1.2

Xen 4.1.3

4.1.3

Xen 4.1.4

4.1.4

Xen 4.1.5

4.1.5

Xen Xen 4.1.6

4.1.6

Xen 4.1.6.1

4.1.6.1

Xen 4.2.0

4.2.0

Xen 4.2.1

4.2.1

Xen 4.2.2

4.2.2

Xen 4.2.3

4.2.3

Xen Xen 4.2.4

4.2.4

Xen Xen 4.2.5

4.2.5

Xen Xen 4.3.0

4.3.0

Xen 4.3.1

4.3.1

Xen Xen 4.3.2

4.3.2

Xen Xen 4.3.3

4.3.3

Xen 4.3.4

4.3.4

Xen Xen 4.4.0

4.4.0

Xen Xen 4.4.1

4.4.1

Xen Xen 4.4.2

4.4.2

Xen Xen 4.4.3

4.4.3

Xen Xen 4.5.0

4.5.0

Xen Xen 4.5.1

4.5.1

Xen Xen 4.5.2

4.5.2

Xen Xen 4.6.0

4.6.0

References

http://support.citrix.com/article/CTX203451

Patch

DSA-3519

79038

1034391

http://xenbits.xen.org/xsa/advisory-159.html

Vendor Advisory

GLSA-201604-03

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