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CVE-2014-7156
Good to know:
Date: October 2, 2014
The x86_emulate function in arch/x86/x86_emulate/x86_emulate.c in Xen 3.3.x through 4.4.x does not check the supervisor mode permissions for instructions that generate software interrupts, which allows local HVM guest users to cause a denial of service (guest crash) via unspecified vectors.
Language: C
Severity Score
Related Resources (16)
Severity Score
Weakness Type (CWE)
Permissions, Privileges, and Access Control
CWE-264Top Fix
CVSS v3
Base Score: |
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Attack Vector (AV): | |
Attack Complexity (AC): | |
Privileges Required (PR): | |
User Interaction (UI): | |
Scope (S): | |
Confidentiality (C): | COMPLETE |
Integrity (I): | COMPLETE |
Availability (A): | COMPLETE |
CVSS v2
Base Score: |
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Access Vector (AV): | |
Access Complexity (AC): | |
Authentication (AU): | |
Confidentiality (C): | LOW |
Integrity (I): | NONE |
Availability (A): | LOW |
Additional information: |