A vulnerability has been identified in Xen, which could be exploited by local attackers to cause a denial of service or compromise a vulnerable system. This issue is caused by a buffer overflow error in the PVFB (Para-Virtual Frame Buffer) backend when processing descriptions, which could be exploited by malicious users to crash an affected application or potentially execute arbitrary code in dom0.
Credits
Vulnerability reported by Markus Armbruster.
ChangeLog
2008-06-23 : Initial release
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