CVE-2012-5514

Severity

47%

Complexity

34%

Confidentiality

115%

The guest_physmap_mark_populate_on_demand function in Xen 4.2 and earlier does not properly unlock the subject GFNs when checking if they are in use, which allows local guest HVM administrators to cause a denial of service (hang) via unspecified vectors.

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

First reported 12 years ago

2012-12-13 11:53:00

Last updated 7 years ago

2017-08-29 01:32:00

Affected Software

Xen Xen 3.0.2

3.0.2

Xen Xen 3.0.3

3.0.3

Xen Xen 3.0.4

3.0.4

Xen Xen 3.1.

3.1.3

Xen Xen 3.1.4

3.1.4

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

References

SUSE-SU-2012:1615

openSUSE-SU-2012:1685

openSUSE-SU-2012:1687

openSUSE-SU-2013:0133

SUSE-SU-2014:0446

openSUSE-SU-2013:0636

openSUSE-SU-2013:0637

55082

GLSA-201309-24

http://support.citrix.com/article/CTX135777

DSA-2582

[oss-security] 20121203 Xen Security Advisory 30 (CVE-2012-5514) - Broken error handling in guest_physmap_mark_populate_on_demand()

88130

56803

xen-guestphysmapmark-dos(80483)

Stay updated

ExploitPedia is constantly evolving. Sign up to receive a notification when we release additional functionality.

Get in touch

If you'd like to report a bug or have any suggestions for improvements then please do get in touch with us using this form. We will get back to you as soon as we can.