40d3602d0f
to fix possible crashes triggered by 64-bit guests (found by Cherry G. Mathew, CVE-2011-1166) bump PKGREV
18 lines
460 B
Text
18 lines
460 B
Text
$NetBSD: patch-ac,v 1.1 2011/03/24 12:04:57 drochner Exp $
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CVE-2011-1166
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--- xen/arch/x86/domain.c.orig 2009-08-06 12:56:41.000000000 +0000
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+++ xen/arch/x86/domain.c
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@@ -680,6 +680,11 @@ int arch_set_info_guest(
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v->arch.guest_table_user = pagetable_from_pfn(cr3_pfn);
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}
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+ else if ( !(flags & VGCF_in_kernel) )
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+ {
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+ destroy_gdt(v);
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+ return -EINVAL;
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+ }
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#endif
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}
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#ifdef CONFIG_COMPAT
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