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cve[email protected]CVE-2018-7540
HistoryFeb 27, 2018 - 7:29 p.m.

CVE-2018-7540

2018-02-2719:29:00
CWE-400
[email protected]
web.nvd.nist.gov
61
xen
cve-2018-7540
denial of service
security
vulnerability

4.9 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

6.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

6.3 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

26.9%

JSON

An issue was discovered in Xen through 4.10.x allowing x86 PV guest OS users to cause a denial of service (host OS CPU hang) via non-preemptable L3/L4 pagetable freeing.

Affected configurations

NVD
Node
xenxenRange≤4.10.0
Node
debiandebian_linuxMatch9.0
CPENameOperatorVersion
xen:xenxenle4.10.0

Related

prion 1
debiancve 1
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osv 4
xen 1
nvd 1
nessus 22
cvelist 1
ubuntucve 1
debian 3
openvas 18
fedora 11
citrix 1
suse 4
gentoo 1
prion
prion
Denial of service
2018-02-27 19:29:00
debiancve
debiancve
CVE-2018-7540
2018-02-27 19:29:00
redhatcve
redhatcve
CVE-2018-7540
2018-02-28 06:48:52
osv
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CVE-2018-7540
2018-02-27 19:29:00
xen - security update
2018-03-05 00:00:00
xen - security update
2018-03-04 00:00:00
xen
xen
DoS via non-preemptable L3/L4 pagetable freeing
2018-02-27 11:57:00
nvd
nvd
CVE-2018-7540
2018-02-27 19:29:00
nessus
nessus
RHEL 5 : xsa252_xen (Unpatched Vulnerability)
2024-05-11 00:00:00
Xen guest_remove_page() Function Pagetable Unpinning Handling Guest-to-host DoS (XSA-252)
2018-03-02 00:00:00
Debian DLA-1300-1 : xen security update
2018-03-06 00:00:00
cvelist
cvelist
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2018-02-27 19:00:00
ubuntucve
ubuntucve
CVE-2018-7540
2018-02-27 00:00:00
debian
debian
[SECURITY] [DLA 1300-1] xen security update
2018-03-06 06:47:56
[SECURITY] [DSA 4131-1] xen security update
2018-03-04 09:59:29
[SECURITY] [DLA 1577-1] xen security update
2018-11-12 13:09:39
openvas
openvas
Debian: Security Advisory (DLA-1300-1)
2018-03-26 00:00:00
Fedora Update for xen FEDORA-2018-c553a586c8
2018-03-14 00:00:00
Debian: Security Advisory (DSA-4131-1)
2018-03-03 00:00:00
fedora
fedora
[SECURITY] Fedora 27 Update: xen-4.9.1-5.fc27
2018-03-06 17:36:32
[SECURITY] Fedora 26 Update: xen-4.8.3-3.fc26
2018-03-20 17:37:29
[SECURITY] Fedora 27 Update: xen-4.9.2-2.fc27
2018-05-01 13:42:16
citrix
citrix
Citrix XenServer Multiple Security Updates
2018-03-21 04:00:00
suse
suse
Security update for xen (important)
2018-04-10 18:07:40
Security update for xen (important)
2018-05-09 21:09:32
Security update for xen (important)
2018-05-12 00:37:01
gentoo
gentoo
Xen: Multiple vulnerabilities
2018-10-30 00:00:00

4.9 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

6.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

6.3 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

26.9%

JSON
Related for CVE-2018-7540
prion1debiancve1redhatcve1osv4xen1nvd1nessus22cvelist1ubuntucve1debian3openvas18fedora11citrix1suse4gentoo1