X.org is an open source implementation of the X Window System. It provides the basic low-level functionality that full-fledged graphical user interfaces are designed upon.
A vulnerability was found in the way X.Org's composite extension handles 32 bit color depth windows while running in 16 bit color depth mode which could cause a denial of service or allow the execution of arbitrary code with the privileges of the X.org server. The Common Vulnerabilities and Exposures project (cve.mitre.org) has assigned the name CVE-2007-4730 to this issue.
More information about these vulnerabilities can be found in the security advisory issued by RedHat Linux:
|Product:||Affected Version(s):||Risk Level:||Actions:|
|Avaya Intuity LX||All||Low||See recommended actions below. This issue will be addressed in accordance with Avaya's Product Security Vulnerability Response Policy|
|Avaya Messaging Storage Server||MSS 3.x||Low||Upgrade to MSS 4.0 or later to resolve this issue.|
|Avaya Message Networking||All||Low||See recommended actions below. This issue will be addressed in accordance with Avaya's Product Security Vulnerability Response Policy|
For all system products which use vulnerable versions of xorg-x11, Avaya recommends that customers restrict local and network access to the server. This restriction should be enforced through the use of physical security, firewalls, ACLs, VPNs, and other generally-accepted networking practices until such time as an update becomes available and can be installed.
Avaya software-only products operate on general-purpose operating systems. Occasionally vulnerabilities may be discovered in the underlying operating system or applications that come with the operating system. These vulnerabilities often do not impact the software-only product directly but may threaten the integrity of the underlying platform.
In the case of this advisory Avaya software-only products are not affected by the vulnerability directly but the underlying Linux platform may be. Customers should determine on which Linux operating system the product was installed and then follow that vendor's guidance.
|CVLAN||Depending on the Operating System provided by customers, the affected package may be installed on the underlying Operating System supporting the CVLAN application. The CVLAN application does not require the software described in this advisory.|
|Avaya Integrated Management Suite (IMS)||Depending on the Operating System provided by customers, the affected package may be installed on the underlying Operating System supporting the IMS application. The IMS application does not require the software described in this advisory.|
In the event that the affected package is installed, Avaya recommends that customers follow recommended actions supplied by RedHat Linux.
Additional information may also be available via the Avaya support website and through your Avaya account representative. Please contact your Avaya product support representative, or dial 1-800-242-2121, with any questions.
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THE INFORMATION PROVIDED HERE DOES NOT AFFECT THE SUPPORT AGREEMENTS IN PLACE FOR AVAYA PRODUCTS. SUPPORT FOR AVAYA PRODUCTS CONTINUES TO BE EXECUTED AS PER EXISTING AGREEMENTS WITH AVAYA.
V 1.0 - October 8, 2007 - Initial Statement issued.
V 2.0 - December 5, 2007 - Updated Advisory status to Interim, Advisory version and revision history.
V 3.0 - January 13, 2009 - Updated MSS actions, Last revised, Advisory version and revision history.
Send information regarding any discovered security problems with Avaya products to either the contact noted in the product's documentation or email@example.com.
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