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CVE-2016-9377

Date: February 22, 2017

Xen 4.5.x through 4.7.x on AMD systems without the NRip feature, when emulating instructions that generate software interrupts, allows local HVM guest OS users to cause a denial of service (guest crash) by leveraging IDT entry miscalculation.

Language: C

Severity Score

Related Resources (6)

http://www.securityfocus.com/bid/94475
http://xenbits.xen.org/xsa/advisory-196.html
http://www.securitytracker.com/id/1037345
https://nvd.nist.gov/vuln/detail/CVE-2016-9377
https://security.gentoo.org/glsa/201612-56
https://www.mend.io/vulnerability-database/CVE-2016-9377

Severity Score

Weakness Type (CWE)

Incorrect Calculation

CWE-682

CVSS v3.1

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

CVSS v2

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

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