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CVE-2010-2070 kernel-xen: ia64-xen: unset be from the task psr
From: Eugene Teo <eugeneteo () kernel sg>
Date: Fri, 11 Jun 2010 07:33:48 +0800
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2010-2070 http://xenbits.xensource.com/xen-4.0-testing.hg?rev/42caadb14edbAn unprivileged user can turn on BE by modifying the user mask of the PSR, resulting in at least a local denial of service. This issue can be triggered the same way CVE-2006-0742 was triggered, but both are not related (not a regression).
Thanks, Eugene -- main(i) { putchar(182623909 >> (i-1) * 5&31|!!(i<7)<<6) && main(++i); }
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- CVE-2010-2070 kernel-xen: ia64-xen: unset be from the task psr Eugene Teo (Jun 10)