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CVE-2010-2938

Date: October 8, 2010

arch/x86/hvm/vmx/vmcs.c in the virtual-machine control structure (VMCS) implementation in the Linux kernel 2.6.18 on Red Hat Enterprise Linux (RHEL) 5, when an Intel platform without Extended Page Tables (EPT) functionality is used, accesses VMCS fields without verifying hardware support for these fields, which allows local users to cause a denial of service (host OS crash) by requesting a VMCS dump for a fully virtualized Xen guest.

Severity Score

Related Resources (11)

https://nvd.nist.gov/vuln/detail/CVE-2010-2938
http://www.redhat.com/support/errata/RHSA-2010-0723.html
https://bugzilla.redhat.com/show_bug.cgi?id=620490
http://secunia.com/advisories/46397
http://www.vmware.com/security/advisories/VMSA-2011-0012.html
http://xenbits.xensource.com/xen-unstable.hg?rev/15911
http://www.securityfocus.com/archive/1/520102/100/0/threaded
http://www.securityfocus.com/bid/43578
http://support.avaya.com/css/P8/documents/100113326
https://access.redhat.com/security/cve/CVE-2010-2938
https://www.mend.io/vulnerability-database/CVE-2010-2938

Severity Score

Weakness Type (CWE)

Resource Management Errors

CWE-399

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
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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