OVMSA-2018-0223 -  Unbreakable Enterprise kernel security update
              
               | Type: | SECURITY | 
               | Impact: | IMPORTANT | 
               | Release Date: | 2018-05-23 | 
              
Description
[4.1.12-124.15.2]
- KVM: SVM: Move spec control call after restore of GS (Thomas Gleixner)   {CVE-2018-3639}
- x86/bugs: Fix the parameters alignment and missing void (Konrad Rzeszutek Wilk)   {CVE-2018-3639}
- x86/bugs: Make cpu_show_common() static (Jiri Kosina)   {CVE-2018-3639}
- x86/bugs: Fix __ssb_select_mitigation() return type (Jiri Kosina)   {CVE-2018-3639}
- Documentation/spec_ctrl: Do some minor cleanups (Borislav Petkov)   {CVE-2018-3639}
- proc: Use underscores for SSBD in 'status' (Konrad Rzeszutek Wilk)   {CVE-2018-3639}
- x86/bugs: Rename _RDS to _SSBD (Konrad Rzeszutek Wilk)   {CVE-2018-3639}
- x86/speculation: Make 'seccomp' the default mode for Speculative Store Bypass (Kees Cook)   {CVE-2018-3639}
- seccomp: Move speculation migitation control to arch code (Thomas Gleixner)   {CVE-2018-3639}
- seccomp: Add filter flag to opt-out of SSB mitigation (Kees Cook)   {CVE-2018-3639}
- seccomp: Use PR_SPEC_FORCE_DISABLE (Thomas Gleixner)   {CVE-2018-3639}
- prctl: Add force disable speculation (Konrad Rzeszutek Wilk)   {CVE-2018-3639}
- seccomp: Enable speculation flaw mitigations (Kees Cook)   {CVE-2018-3639}
- proc: Provide details on speculation flaw mitigations (Kees Cook)   {CVE-2018-3639}
- nospec: Allow getting/setting on non-current task (Kees Cook)   {CVE-2018-3639}
- x86/bugs/IBRS: Disable SSB (RDS) if IBRS is sslected for spectre_v2. (Konrad Rzeszutek Wilk)   {CVE-2018-3639}
- x86/speculation: Add prctl for Speculative Store Bypass mitigation (Thomas Gleixner)   {CVE-2018-3639}
- x86: thread_info.h: move RDS from index 5 to 23 (Mihai Carabas)   {CVE-2018-3639}
- x86/process: Allow runtime control of Speculative Store Bypass (Thomas Gleixner)   {CVE-2018-3639}
- prctl: Add speculation control prctls (Thomas Gleixner)   {CVE-2018-3639}
- x86/speculation: Create spec-ctrl.h to avoid include hell (Thomas Gleixner)   {CVE-2018-3639}
- x86/KVM/VMX: Expose SPEC_CTRL Bit(2) to the guest (Konrad Rzeszutek Wilk)   {CVE-2018-3639}
- x86/bugs/AMD: Add support to disable RDS on Fam[15,16,17]h if requested (Konrad Rzeszutek Wilk)   {CVE-2018-3639}
- x86/bugs: Whitelist allowed SPEC_CTRL MSR values (Konrad Rzeszutek Wilk)   {CVE-2018-3639}
- x86/bugs/intel: Set proper CPU features and setup RDS (Konrad Rzeszutek Wilk)   {CVE-2018-3639}
- x86/bugs: Provide boot parameters for the spec_store_bypass_disable mitigation (Konrad Rzeszutek Wilk)   {CVE-2018-3639}
- x86/cpufeatures: Add X86_FEATURE_RDS (Konrad Rzeszutek Wilk)   {CVE-2018-3639}
- x86/bugs: Expose /sys/../spec_store_bypass (Konrad Rzeszutek Wilk)   {CVE-2018-3639}
- x86/cpu/intel: Add Knights Mill to Intel family (Piotr Luc)   {CVE-2018-3639}
- x86/cpu: Rename Merrifield2 to Moorefield (Andy Shevchenko)   {CVE-2018-3639}
- x86/bugs, KVM: Support the combination of guest and host IBRS (Konrad Rzeszutek Wilk)   {CVE-2018-3639}
- x86/bugs/IBRS: Warn if IBRS is enabled during boot. (Konrad Rzeszutek Wilk)   {CVE-2018-3639}
- x86/bugs/IBRS: Use variable instead of defines for enabling IBRS (Konrad Rzeszutek Wilk)   {CVE-2018-3639}
- x86/bugs: Read SPEC_CTRL MSR during boot and re-use reserved bits (Konrad Rzeszutek Wilk)   {CVE-2018-3639}
- x86/bugs: Concentrate bug reporting into a separate function (Konrad Rzeszutek Wilk)   {CVE-2018-3639}
- x86/bugs: Concentrate bug detection into a separate function (Konrad Rzeszutek Wilk)   {CVE-2018-3639}
- x86/bugs/IBRS: Turn on IBRS in spectre_v2_select_mitigation (Konrad Rzeszutek Wilk)   {CVE-2018-3639}
- x86/msr: Add SPEC_CTRL_IBRS.. (Konrad Rzeszutek Wilk)   {CVE-2018-3639}
- scsi: libfc: Revisit kref handling (Hannes Reinecke)  
- scsi: libfc: reset exchange manager during LOGO handling (Hannes Reinecke)  
- scsi: libfc: send LOGO for PLOGI failure (Hannes Reinecke)  
- scsi: libfc: Issue PRLI after a PRLO has been received (Hannes Reinecke)  
- libfc: Update rport reference counting (Hannes Reinecke)  
- amd/kvm: do not intercept new MSRs for spectre v2 mitigation (Elena Ufimtseva)  
- RDS: null pointer dereference in rds_atomic_free_op (Mohamed Ghannam)  [Orabug: 27422832]  {CVE-2018-5333}
- ACPI: sbshc: remove raw pointer from printk() message (Greg Kroah-Hartman)  [Orabug: 27501257]  {CVE-2018-5750}
- futex: Prevent overflow by strengthen input validation (Li Jinyue)  [Orabug: 27539548]  {CVE-2018-6927}
- net: ipv4: add support for ECMP hash policy choice (Venkat Venkatsubra)  [Orabug: 27547114] 
- net: ipv4: Consider failed nexthops in multipath routes (David Ahern)  [Orabug: 27547114] 
- ipv4: L3 hash-based multipath (Peter Norlund)  [Orabug: 27547114] 
- dm: fix race between dm_get_from_kobject() and __dm_destroy() (Hou Tao)  [Orabug: 27677556]  {CVE-2017-18203}
- NFS: only invalidate dentrys that are clearly invalid. (NeilBrown)  [Orabug: 27870824] 
- net: Improve handling of failures on link and route dumps (David Ahern)  [Orabug: 27959177] 
- mm/mempolicy: fix use after free when calling get_mempolicy (zhong jiang)  [Orabug: 27963519]  {CVE-2018-10675}
- drm: udl: Properly check framebuffer mmap offsets (Greg Kroah-Hartman)  [Orabug: 27963530]  {CVE-2018-8781}
- xfs: set format back to extents if xfs_bmap_extents_to_btree (Eric Sandeen)  [Orabug: 27963576]  {CVE-2018-10323}
- Revert 'mlx4: change the ICM table allocations to lowest needed size' (Hakon Bugge)  [Orabug: 27980030] 
- Bluetooth: Prevent stack info leak from the EFS element. (Ben Seri)  [Orabug: 28030514]  {CVE-2017-1000410} {CVE-2017-1000410}
Related CVEs
Updated Packages
    
    | Release/Architecture | Filename | sha256 | Superseded By Advisory | Channel Label | 
|  | 
| Oracle VM 3.4 (x86_64) | kernel-uek-4.1.12-124.15.2.el6uek.src.rpm | 6a3d541d1055a0eae7e7698d597c5cbc0aff8c2900da5a5f816b72e207fd0a52 | OVMSA-2025-0001 | ovm34_x86_64_latest | 
|  | kernel-uek-4.1.12-124.15.2.el6uek.x86_64.rpm | 5b5dd35da757c743f1f20d70101baa0626d730e6ddc35b4ffbb625772ef4fa44 | OVMSA-2025-0001 | ovm34_x86_64_latest | 
|  | kernel-uek-firmware-4.1.12-124.15.2.el6uek.noarch.rpm | 10bc860ce59ec01e9108c1c059c7468dae7d739305777f33df0fb30772d59254 | OVMSA-2025-0001 | ovm34_x86_64_latest | 
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