a4d1d9fe03
bnc#828623 - bnc#839596 - VUL-0: CVE-2013-1442: XSA-62: xen: Information leak on AVX and/or LWP capable CPUs 5242a1b5-x86-xsave-initialize-extended-register-state-when-guests-enable-it.patch - bnc#840592 - VUL-0: CVE-2013-4355: XSA-63: xen: Information leaks through I/O instruction emulation CVE-2013-4355-xsa63.patch - bnc#840593 - VUL-0: CVE-2013-4356: XSA-64: xen: Memory accessible by 64-bit PV guests under live migration CVE-2013-4356-xsa64.patch - bnc#841766 - VUL-1: CVE-2013-4361: XSA-66: xen: Information leak through fbld instruction emulation CVE-2013-4361-xsa66.patch - bnc#833796 - L3: Xen: migration broken from xsave-capable to xsave-incapable host 52205e27-x86-xsave-initialization-improvements.patch 522dc0e6-x86-xsave-fix-migration-from-xsave-capable-to-xsave-incapable-host.patch - bnc#839600 - [HP BCS SLES11 Bug]: In HP’s UEFI x86_64 platform and sles11sp3 with xen environment, xen hypervisor will panic on multiple blades nPar. 523172d5-x86-fix-memory-cut-off-when-using-PFN-compression.patch - bnc#833251 - [HP BCS SLES11 Bug]: In HP’s UEFI x86_64 platform and with xen environment, in booting stage ,xen hypervisor will panic. 522d896b-x86-EFI-properly-handle-run-time-memory-regions-outside-the-1-1-map.patch - bnc#834751 - [HP BCS SLES11 Bug]: In xen, “shutdown –y 0 –h” cannot power off system 522d896b-x86-EFI-properly-handle-run-time-memory-regions-outside-the-1-1-map.patch OBS-URL: https://build.opensuse.org/package/show/Virtualization/xen?expand=0&rev=274
30 lines
1.1 KiB
Diff
30 lines
1.1 KiB
Diff
# Commit 3785d30efe8264b899499e0883b10cc434bd0959
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# Date 2013-08-29 09:31:37 +0200
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# Author Jan Beulich <jbeulich@suse.com>
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# Committer Jan Beulich <jbeulich@suse.com>
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AMD IOMMU: add missing check
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We shouldn't accept IVHD tables specifying IO-APIC IDs beyond the limit
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we support (MAX_IO_APICS, currently 128).
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Signed-off-by: Jan Beulich <jbeulich@suse.com>
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Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>
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Acked-by: Suravee Suthikulpanit <suravee.suthikulapanit@amd.com>
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--- a/xen/drivers/passthrough/amd/iommu_acpi.c
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+++ b/xen/drivers/passthrough/amd/iommu_acpi.c
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@@ -674,6 +674,13 @@ static u16 __init parse_ivhd_device_spec
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if ( IO_APIC_ID(apic) != special->handle )
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continue;
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+ if ( special->handle >= ARRAY_SIZE(ioapic_sbdf) )
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+ {
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+ printk(XENLOG_ERR "IVHD Error: IO-APIC %#x entry beyond bounds\n",
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+ special->handle);
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+ return 0;
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+ }
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+
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if ( ioapic_sbdf[special->handle].pin_2_idx )
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{
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if ( ioapic_sbdf[special->handle].bdf == bdf &&
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