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CVE-2014-2986

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Date: April 28, 2014

The vgic_distr_mmio_write function in the virtual guest interrupt controller (GIC) distributor (arch/arm/vgic.c) in Xen 4.4.x, when running on an ARM system, allows local guest users to cause a denial of service (NULL pointer dereference and host crash) via unspecified vectors.

Language: C

Severity Score

Related Resources (8)

http://www.openwall.com/lists/oss-security/2014/04/23/4
http://www.openwall.com/lists/oss-security/2014/04/23/3
http://xenbits.xen.org/xsa/advisory-94.html
https://nvd.nist.gov/vuln/detail/CVE-2014-2986
http://www.openwall.com/lists/oss-security/2014/04/23/5
http://www.securitytracker.com/id/1030146
http://www.securityfocus.com/bid/67047
https://www.mend.io/vulnerability-database/CVE-2014-2986

Severity Score

Weakness Type (CWE)

Input Validation

CWE-20

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): ADJACENT_NETWORK
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): ADJACENT
Access Complexity (AC): LOW
Authentication (AU): SINGLE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): COMPLETE
Additional information:

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