National Cyber-Alert System

Vulnerability Summary for CVE-2007-5907

Overview

Xen 3.1.1 does not prevent modification of the CR4 TSC from applications, which allows pv guests to cause a denial of service (crash).

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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External Source: REDHAT

Name: RHSA-2008:0957

Hyperlink:http://www.redhat.com/support/errata/RHSA-2008-0957.html

External Source: SECUNIA

Name: 32485

Hyperlink:http://secunia.com/advisories/32485

External Source: MLIST

Name: [Xen-devel] 20071029 [PATCH] x86: allow pv guests to disable TSC for applications

Hyperlink:http://lists.xensource.com/archives/html/xen-devel/2007-10/msg00932.html

External Source: BID

Name: 27219

Hyperlink:http://www.securityfocus.com/bid/27219

External Source: SUSE

Name: SUSE-SR:2008:002

Hyperlink:http://www.novell.com/linux/security/advisories/suse_security_summary_report.html

External Source: SECUNIA

Name: 28636

Hyperlink:http://secunia.com/advisories/28636

External Source: SECUNIA

Name: 28412

Hyperlink:http://secunia.com/advisories/28412

External Source: SECUNIA

Name: 28405

Hyperlink:http://secunia.com/advisories/28405

External Source: SUSE

Name: SUSE-SR:2008:001

Hyperlink:http://lists.opensuse.org/opensuse-security-announce/2008-01/msg00002.html