Xen Syscall Exception Handling Error Lets Local Guest Users Deny Service
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SecurityTracker Alert ID: 1027167 |
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SecurityTracker URL: http://securitytracker.com/id/1027167
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CVE Reference:
CVE-2012-0218
(Links to External Site)
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Date: Jun 13 2012
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Impact:
Denial of service via local system
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Fix Available: Yes Vendor Confirmed: Yes
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Version(s): 3.4, 4.0, 4.1
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Description:
A vulnerability was reported in Xen. A local user on the guest operating system can cause denial of service conditions on the guest operating system.
A local user on the guest operating system can execute a syscall or sysenter instruction to trigger a state error in Xen and cause the guest operating system to crash.
HVM guest operating systems are not vulnerable.
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Impact:
A local user on the guest operating system can cause denial of service conditions on the guest operating system.
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Solution:
The vendor has issued a patch.
The vendor's advisory is available at:
http://lists.xen.org/archives/html/xen-devel/2012-06/msg00671.html
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Vendor URL: www.xen.org/ (Links to External Site)
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Cause:
State error
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Underlying OS:
Linux (Any)
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Message History:
None.
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Source Message Contents
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[Original Message Not Available for Viewing]
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