[El-errata] ELSA-2019-4837 Important: Oracle Linux 6 Unbreakable Enterprise kernel security update

Errata Announcements for Oracle Linux el-errata at oss.oracle.com
Wed Nov 13 07:55:20 PST 2019

Oracle Linux Security Advisory ELSA-2019-4837


The following updated rpms for Oracle Linux 6 have been uploaded to the 
Unbreakable Linux Network:



Description of changes:

- x86/tsx: Add config options to set tsx=on|off|auto (Michal Hocko) 
[Orabug: 30419233] {CVE-2019-11135}
- x86/speculation/taa: Add documentation for TSX Async Abort (Pawan 
Gupta) [Orabug: 30419233] {CVE-2019-11135}
- x86/tsx: Add "auto" option to the tsx= cmdline parameter (Pawan Gupta) 
[Orabug: 30419233] {CVE-2019-11135}
- kvm/x86: Export MDS_NO=0 to guests when TSX is enabled (Pawan Gupta) 
[Orabug: 30419233] {CVE-2019-11135}
- x86/speculation/taa: Add sysfs reporting for TSX Async Abort (Pawan 
Gupta) [Orabug: 30419233] {CVE-2019-11135}
- x86/speculation/taa: Add mitigation for TSX Async Abort (Kanth 
Ghatraju) [Orabug: 30419233] {CVE-2019-11135}
- x86/cpu: Add a "tsx=" cmdline option with TSX disabled by default 
(Pawan Gupta) [Orabug: 30419233] {CVE-2019-11135}
- x86/cpu: Add a helper function x86_read_arch_cap_msr() (Pawan Gupta) 
[Orabug: 30419233] {CVE-2019-11135}
- x86/msr: Add the IA32_TSX_CTRL MSR (Pawan Gupta) [Orabug: 30419233] 

- kvm: x86: mmu: Recovery of shattered NX large pages (Junaid Shahid) 
[Orabug: 29967631] {CVE-2018-12207}
- kvm: Add helper function for creating VM worker threads (Junaid 
Shahid) [Orabug: 29967631] {CVE-2018-12207}
- kvm: mmu: ITLB_MULTIHIT mitigation (Paolo Bonzini) [Orabug: 29967631] 
- KVM: x86: remove now unneeded hugepage gfn adjustment (Paolo Bonzini) 
[Orabug: 29967631] {CVE-2018-12207}
- KVM: x86: make FNAME(fetch) and __direct_map more similar (Paolo 
Bonzini) [Orabug: 29967631] {CVE-2018-12207}
- kvm: x86: Do not release the page inside mmu_set_spte() (Junaid 
Shahid) [Orabug: 29967631] {CVE-2018-12207}
- x86/cpu: Add Tremont to the cpu vulnerability whitelist (Pawan Gupta) 
[Orabug: 29967631] {CVE-2018-12207}
- x86: Add ITLB_MULTIHIT bug infrastructure (Pawan Gupta) [Orabug: 
29967631] {CVE-2018-12207}
- KVM: x86: MMU: Move mapping_level_dirty_bitmap() call in 
mapping_level() (Takuya Yoshikawa) [Orabug: 29967631] {CVE-2018-12207}
- Revert "KVM: x86: use the fast way to invalidate all pages" (Sean 
Christopherson) [Orabug: 29967631] {CVE-2018-12207}
- kvm: Convert kvm_lock to a mutex (Junaid Shahid) [Orabug: 29967631] 
- KVM: x86: MMU: Simplify force_pt_level calculation code in 
FNAME(page_fault)() (Takuya Yoshikawa) [Orabug: 29967631] {CVE-2018-12207}
- KVM: x86: MMU: Make force_pt_level bool (Takuya Yoshikawa) [Orabug: 
29967631] {CVE-2018-12207}
- KVM: x86: MMU: Remove unused parameter parent_pte from 
kvm_mmu_get_page() (Takuya Yoshikawa) [Orabug: 29967631] {CVE-2018-12207}
- KVM: x86: extend usage of RET_MMIO_PF_* constants (Paolo Bonzini) 
[Orabug: 29967631] {CVE-2018-12207}
- KVM: x86: MMU: Make mmu_set_spte() return emulate value (Takuya 
Yoshikawa) [Orabug: 29967631] {CVE-2018-12207}
- KVM: x86: MMU: Move parent_pte handling from kvm_mmu_get_page() to 
link_shadow_page() (Takuya Yoshikawa) [Orabug: 29967631] {CVE-2018-12207}
- KVM: x86: MMU: Move initialization of parent_ptes out from 
kvm_mmu_alloc_page() (Takuya Yoshikawa) [Orabug: 29967631] {CVE-2018-12207}

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