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cve[email protected]CVE-2016-5242
HistoryJun 07, 2016 - 2:06 p.m.

CVE-2016-5242

2016-06-0714:06:00
NVD-CWE-Other
[email protected]
web.nvd.nist.gov
33
xen
p2m_teardown
cve-2016-5242
vmid exhaustion
null pointer dereference
denial of service

5.6 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H

5.6 Medium

AI Score

Confidence

High

4.7 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:L/AC:M/Au:N/C:N/I:N/A:C

0.001 Low

EPSS

Percentile

23.9%

JSON

The p2m_teardown function in arch/arm/p2m.c in Xen 4.4.x through 4.6.x allows local guest OS users with access to the driver domain to cause a denial of service (NULL pointer dereference and host OS crash) by creating concurrent domains and holding references to them, related to VMID exhaustion.

Related

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ubuntucve 1
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nessus 3
fedora 2
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2016-06-07 14:06:00
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arm: Host crash caused by VMID exhaustion
2016-06-03 09:47:00
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2016-06-19 00:00:00
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Debian DSA-3633-1 : xen - security update (Bunker Buster)
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Fedora 24 : xen (2016-389be30b95)
2016-07-14 00:00:00
Fedora 23 : xen (2016-103752d2a9)
2016-07-14 00:00:00
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[SECURITY] Fedora 24 Update: xen-4.6.1-11.fc24
2016-06-18 19:34:42
[SECURITY] Fedora 23 Update: xen-4.5.3-8.fc23
2016-06-17 16:02:42
mageia
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2017-01-09 23:29:57

5.6 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H

5.6 Medium

AI Score

Confidence

High

4.7 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:L/AC:M/Au:N/C:N/I:N/A:C

0.001 Low

EPSS

Percentile

23.9%

JSON
Related for CVE-2016-5242
redhatcve1debiancve1prion1ubuntucve1xen1openvas5osv1debian1nessus3fedora2mageia1