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nvd[email protected]NVD:CVE-2016-4480
HistoryMay 18, 2016 - 2:59 p.m.

CVE-2016-4480

2016-05-1814:59:05
CWE-264
[email protected]
web.nvd.nist.gov
2

7.2 High

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

8.4 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.3 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

52.0%

JSON

The guest_walk_tables function in arch/x86/mm/guest_walk.c in Xen 4.6.x and earlier does not properly handle the Page Size (PS) page table entry bit at the L4 and L3 page table levels, which might allow local guest OS users to gain privileges via a crafted mapping of memory.

Affected configurations

NVD
Node
oraclevm_serverMatch3.2
OR
oraclevm_serverMatch3.3
OR
oraclevm_serverMatch3.4
Node
xenxenRange≤4.6.1

Related

nessus 14
fedora 3
openvas 12
prion 1
xen 1
freebsd 1
redhatcve 1
debiancve 1
cve 1
ubuntucve 1
cvelist 1
debian 2
osv 2
suse 5
mageia 1
nessus
nessus
FreeBSD : xen-kernel -- x86 software guest page walk PS bit handling flaw (e43b210a-4212-11e6-942d-bc5ff45d0f28)
2016-07-05 00:00:00
Fedora 24 : xen (2016-5d5a8bfbc5)
2016-07-14 00:00:00
Fedora 23 : xen (2016-19c82866bb)
2016-07-14 00:00:00
fedora
fedora
[SECURITY] Fedora 23 Update: xen-4.5.3-5.fc23
2016-05-28 23:57:26
[SECURITY] Fedora 24 Update: xen-4.6.1-9.fc24
2016-05-21 20:50:21
[SECURITY] Fedora 22 Update: xen-4.5.3-5.fc22
2016-05-28 23:24:56
openvas
openvas
Fedora Update for xen FEDORA-2016-5d5a8bfbc5
2016-06-08 00:00:00
Fedora Update for xen FEDORA-2016-19c82866bb
2016-06-08 00:00:00
Fedora Update for xen FEDORA-2016-8fd9019541
2016-06-08 00:00:00
prion
prion
Memory corruption
2016-05-18 14:59:00
xen
xen
x86 software guest page walk PS bit handling flaw
2016-05-17 10:54:00
freebsd
freebsd
xen-kernel -- x86 software guest page walk PS bit handling flaw
2016-05-17 00:00:00
redhatcve
redhatcve
CVE-2016-4480
2016-05-17 14:18:26
debiancve
debiancve
CVE-2016-4480
2016-05-18 14:59:05
cve
cve
CVE-2016-4480
2016-05-18 14:59:05
ubuntucve
ubuntucve
CVE-2016-4480
2016-05-18 00:00:00
cvelist
cvelist
CVE-2016-4480
2016-05-18 14:00:00
debian
debian
[SECURITY] [DSA 3633-1] xen security update
2016-07-27 21:36:24
[SECURITY] [DLA 571-1] xen security update
2016-07-30 09:09:30
osv
osv
xen - security update
2016-07-27 00:00:00
xen - security update
2016-07-30 00:00:00
suse
suse
Security update for xen (important)
2016-10-13 20:08:40
Security update for xen (important)
2016-11-04 15:11:21
Security update for xen (important)
2016-10-11 19:20:30
mageia
mageia
Updated xen packages fix security vulnerability
2017-01-09 23:29:57

7.2 High

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

8.4 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.3 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

52.0%

JSON
Related for NVD:CVE-2016-4480
nessus14fedora3openvas12prion1xen1freebsd1redhatcve1debiancve1cve1ubuntucve1cvelist1debian2osv2suse5mageia1