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CVE-2013-4356

Date: October 9, 2013

Xen 4.3.x writes hypervisor mappings to certain shadow pagetables when live migration is performed on hosts with more than 5TB of RAM, which allows local 64-bit PV guests to read or write to invalid memory and cause a denial of service (crash).

Language: C

Severity Score

Related Resources (6)

http://www.openwall.com/lists/oss-security/2013/09/30/2
http://security.gentoo.org/glsa/glsa-201407-03.xml
http://www.securityfocus.com/bid/62709
http://secunia.com/advisories/54962
https://nvd.nist.gov/vuln/detail/CVE-2013-4356
https://www.mend.io/vulnerability-database/CVE-2013-4356

Severity Score

Weakness Type (CWE)

Permissions, Privileges, and Access Control

CWE-264

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): HIGH
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): NONE
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): ADJACENT
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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