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oraclelinuxOracleLinuxELSA-2020-2664
HistoryJun 23, 2020 - 12:00 a.m.

kernel security and bug fix update

2020-06-2300:00:00
linux.oracle.com
26

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

4.7 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:L/AC:M/Au:N/C:N/I:N/A:C

[3.10.0-1127.13.1.OL7]

  • Oracle Linux certificates (Alexey Petrenko)
  • Oracle Linux RHCK Module Signing Key was compiled into kernel (olkmod_signing_key.x509)([email protected])
  • Update x509.genkey [Orabug: 24817676]
    [3.10.0-1127.13.1]
  • [x86] x86/speculation: Support old struct x86_cpu_id & x86_match_cpu() kABI (Waiman Long) [1827187 1827188] {CVE-2020-0543}
  • [documentation] x86/speculation: Add Ivy Bridge to affected list (Waiman Long) [1827187 1827188] {CVE-2020-0543}
  • [documentation] x86/speculation: Add SRBDS vulnerability and mitigation documentation (Waiman Long) [1827187 1827188] {CVE-2020-0543}
  • [x86] x86/speculation: Add Special Register Buffer Data Sampling (SRBDS) mitigation (Waiman Long) [1827187 1827188] {CVE-2020-0543}
  • [x86] x86/cpu: Add ‘table’ argument to cpu_matches() (Waiman Long) [1827187 1827188] {CVE-2020-0543}
  • [x86] x86/cpu: Add a steppings field to struct x86_cpu_id (Waiman Long) [1827187 1827188] {CVE-2020-0543}
  • [x86] x86/cpu/bugs: Convert to new matching macros (Waiman Long) [1827187 1827188] {CVE-2020-0543}
  • [x86] x86/cpu: Add consistent CPU match macros (Waiman Long) [1827187 1827188] {CVE-2020-0543}
  • [cpufreq] x86/devicetable: Move x86 specific macro out of generic code (Waiman Long) [1827187 1827188] {CVE-2020-0543}
    header (Waiman Long) [1827187 1827188] {CVE-2020-0543}
    [3.10.0-1127.12.1]
  • [x86] x86/speculation: Prevent deadlock on ssb_state::lock (Waiman Long) [1841121 1836322]
  • [vfio] vfio-pci: Invalidate mmaps and block MMIO access on disabled memory (Alex Williamson) [1837297 1820632] {CVE-2020-12888}
  • [vfio] vfio-pci: Fault mmaps to enable vma tracking (Alex Williamson) [1837297 1820632] {CVE-2020-12888}
  • [vfio] vfio/type1: Support faulting PFNMAP vmas (Alex Williamson) [1837297 1820632] {CVE-2020-12888}
  • [vfio] vfio/type1: Fix VA->PA translation for PFNMAP VMAs in vaddr_get_pfn() (Alex Williamson) [1837297 1820632] {CVE-2020-12888}
  • [vfio] vfio/pci: call irq_bypass_unregister_producer() before freeing irq (Alex Williamson) [1837297 1820632] {CVE-2020-12888}
  • [vfio] vfio_pci: Enable memory accesses before calling pci_map_rom (Alex Williamson) [1837297 1820632] {CVE-2020-12888}
    [3.10.0-1127.11.1]
  • [fs] cachefiles: Fix race between read_waiter and read_copier involving op->to_do (Dave Wysochanski) [1839757 1829662]

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

4.7 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:L/AC:M/Au:N/C:N/I:N/A:C