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authorGuomin Jiang <guomin.jiang@intel.com>2020-06-29 14:50:21 +0800
committermergify[bot] <37929162+mergify[bot]@users.noreply.github.com>2020-07-28 01:43:16 +0000
commit012809cdca4b876e675cbd181fee213133858a5e (patch)
treee2ef7add66353f3c5d19518c57d24e2af7fde62e /UefiCpuPkg
parent4b68cef04c70d8fd8a9bf745fc649c84d67531e8 (diff)
downloadedk2-012809cdca4b876e675cbd181fee213133858a5e.tar.gz
SecurityPkg/Tcg2Pei: Use Migrated FV Info Hob for calculating hash (CVE-2019-11098)
REF:https://bugzilla.tianocore.org/show_bug.cgi?id=1614 When we allocate pool to save rebased the PEIMs, the address will change randomly, therefore the hash will change and result PCR0 change as well. To avoid this, we save the raw PEIMs and use it to calculate hash. The Tcg2Pei calculate the hash and it use the Migrated FV Info. Cc: Jiewen Yao <jiewen.yao@intel.com> Cc: Jian J Wang <jian.j.wang@intel.com> Cc: Chao Zhang <chao.b.zhang@intel.com> Cc: Qi Zhang <qi1.zhang@intel.com> Cc: Rahul Kumar <rahul1.kumar@intel.com> Signed-off-by: Guomin Jiang <guomin.jiang@intel.com> Reviewed-by: Jian J Wang <jian.j.wang@intel.com> Reviewed-by: Qi Zhang <qi1.zhang@intel.com> Reviewed-by: Liming Gao <liming.gao@intel.com>
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