CVE-2011-2519

CVSS V2 Medium 5.5 CVSS V3 None

Description

Xen in the Linux kernel, when running a guest on a host without hardware assisted paging (HAP), allows guest users to cause a denial of service (invalid pointer dereference and hypervisor crash) via the SAHF instruction.

Overview

CVE ID
CVE-2011-2519

Assigner
secalert@redhat.com

Vulnerability Status
Analyzed

Published Version
2013-12-27T01:55:05

Last Modified Date
2020-12-08T15:25:29

Weakness Enumerations

CWE	URL
CWE-476	http://cwe.mitre.org/data/definitions/476.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version End
cpe:2.3:o:xen:xen::::::::	1	OR	3.3.0
cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server:5.0:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_workstation:5.0:::::::*	1	OR

CVSS Version 2

Version
2.0

Vector String
AV:A/AC:L/Au:S/C:N/I:N/A:C

Access Vector
ADJACENT_NETWORK

Access Compatibility
LOW

Authentication
SINGLE

Confidentiality Impact
NONE

Integrity Impact
NONE

Availability Impact
COMPLETE

Base Score
5.5

Severity
MEDIUM

Exploitability Score
5.1

Impact Score
6.9

References

Reference URL	Reference Tags
http://xenbits.xen.org/hg/xen-3.1-testing.hg/rev/15644	Patch Vendor Advisory
http://rhn.redhat.com/errata/RHSA-2011-1212.html	Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=718882	Issue Tracking Third Party Advisory
http://www.openwall.com/lists/oss-security/2011/08/30/1	Mailing List Third Party Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2011-2519
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-2519

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 07:31:01				Added to TrackCVE
2022-12-01 21:21:16	2013-12-27T01:55Z	2013-12-27T01:55:05	CVE Published Date	updated
2022-12-01 21:21:16		2020-12-08T15:25:29	CVE Modified Date	updated
2022-12-01 21:21:16		Analyzed	Vulnerability Status	updated