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CVE-2015-7812

Good to know:

Date: November 17, 2015

The hypercall_create_continuation function in arch/arm/domain.c in Xen 4.4.x through 4.6.x allows local guest users to cause a denial of service (host crash) via a preemptible hypercall to the multicall interface.

Language: C

Severity Score

Related Resources (5)

http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171185.html
https://security.gentoo.org/glsa/201604-03
http://www.debian.org/security/2015/dsa-3414
https://nvd.nist.gov/vuln/detail/CVE-2015-7812
https://www.mend.io/vulnerability-database/CVE-2015-7812

Severity Score

Weakness Type (CWE)

Security Features

CWE-254

Top Fix

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Upgrade Version

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
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): COMPLETE
Additional information:

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