National Cyber-Alert System
Vulnerability Summary for CVE-2007-6227
Original release date:12/04/2007
Last revised:12/20/2008
Source:
US-CERT/NIST
Overview
QEMU 0.9.0 allows local users of a Windows XP SP2 guest operating system to overwrite the TranslationBlock (code_gen_buffer) buffer, and probably have unspecified other impacts related to an "overflow," via certain Windows executable programs, as demonstrated by qemu-dos.com.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
10.0
Exploitability Subscore:
3.9
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service
- Official Statement from Red Hat (12/11/2007)
-
Xen and KVM, as shipped with Red Hat Enterprise Linux 5 by default use only peripheral device emulation of QEMU and are therefore not vulnerable to this issue.
References to Advisories, Solutions, and Tools
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External Source: BID
Name: 26666
External Source: BUGTRAQ
Name: 20071130 QEMU code_gen_buffer overflow POC
External Source: MANDRIVA
Name: MDVSA-2008:162
External Source: SECUNIA
Name: 29129
External Source: XF
Name: qemu-translationblock-dos(38806)