CVE-2011-1780 describes a denial-of-service vulnerability in Xen 3.0.3, where local Symmetric Multiprocessing (SMP) guest users can crash the host. This is achieved by manipulating instruction emulation, specifically by replacing a VM-exiting instruction in one thread with a different instruction in another. With a CVSS score of 6.1, this vulnerability has an adjacent attack vector and low attack complexity, leading to a complete availability impact. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
3.0.3CPE matchmatch criteria | cpe:2.3:o:xen:xen:3.0.3:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:A/AC:L/Au:N/C:N/I:N/A:C
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