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[Xen-ia64-devel] PATCH: check r2 value for VTi mov rr[r3]=r2
| To: | Xen-ia64-devel <xen-ia64-devel@xxxxxxxxxxxxxxxxxxx>, Alex Williamson <alex.williamson@xxxxxx> |
|---|---|
| Subject: | [Xen-ia64-devel] PATCH: check r2 value for VTi mov rr[r3]=r2 |
| From: | tgingold@xxxxxxx |
| Date: | Mon, 22 Oct 2007 03:51:18 +0200 |
| Delivery-date: | Sun, 21 Oct 2007 18:42:45 -0700 |
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Hi, RID value was not checked for mov_to_rr. This is a security hole as it allowed a VTi domain to read memory of any other domain. Also use C fall-back for thash when long VHPT format is used. Comments added. Tristan.
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