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openSUSE:Evergreen:11.4
xen
CVE-2012-5634-xsa33.patch
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File CVE-2012-5634-xsa33.patch of Package xen
VT-d: fix interrupt remapping source validation for devices behind legacy bridges Using SVT_VERIFY_BUS here doesn't make sense; native Linux also uses SVT_VERIFY_SID_SQ here instead. This is XSA-33 / CVE-2012-5634. Signed-off-by: Jan Beulich <jbeulich@suse.com> xen-unstable changeset: 26340:19fd1237ff0d xen-unstable date: Wed Jan 9 16:13:26 UTC 2013 --- a/xen/drivers/passthrough/vtd/intremap.c +++ b/xen/drivers/passthrough/vtd/intremap.c @@ -493,7 +493,7 @@ set_ire_sid(ire, SVT_VERIFY_BUS, SQ_ALL_16, (bus << 8) | pdev->bus); else if ( pdev_type(bus, devfn) == DEV_TYPE_LEGACY_PCI_BRIDGE ) - set_ire_sid(ire, SVT_VERIFY_BUS, SQ_ALL_16, + set_ire_sid(ire, SVT_VERIFY_SID_SQ, SQ_ALL_16, PCI_BDF2(bus, devfn)); } break;
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