An unbreakable Enterprise kernel security update has been released for Oracle Linux 7.

El-errata: ELSA-2020-5676 Important: Oracle Linux 7 Unbreakable Enterprise kernel security update

Oracle Linux Security Advisory ELSA-2020-5676

  http://linux.oracle.com/errata/ELSA-2020-5676.html

The following updated rpms for Oracle Linux 7 have been uploaded to the
Unbreakable Linux Network:

x86_64:
kernel-uek-4.14.35-1902.302.2.el7uek.x86_64.rpm
kernel-uek-debug-4.14.35-1902.302.2.el7uek.x86_64.rpm
kernel-uek-debug-devel-4.14.35-1902.302.2.el7uek.x86_64.rpm
kernel-uek-devel-4.14.35-1902.302.2.el7uek.x86_64.rpm
kernel-uek-tools-4.14.35-1902.302.2.el7uek.x86_64.rpm
kernel-uek-doc-4.14.35-1902.302.2.el7uek.noarch.rpm

SRPMS:
  http://oss.oracle.com/ol7/SRPMS-updates/kernel-uek-4.14.35-1902.302.2.el7uek.src.rpm


Description of changes:

[4.14.35-1902.302.2.el7uek]
- KVM: x86: Protect pmu_intel.c from Spectre-v1/L1TF attacks (Marios
Pomonis) [Orabug: 31191092] - KVM: x86: Protect MSR-based index
computations in fixed_msr_to_seg_unit() from Spectre-v1/L1TF attacks
(Marios Pomonis) [Orabug: 31191092] - KVM: x86: Protect x86_decode_insn
from Spectre-v1/L1TF attacks (Marios Pomonis) [Orabug: 31191092] - KVM:
x86: Protect MSR-based index computations from Spectre-v1/L1TF attacks
in x86.c (Marios Pomonis) [Orabug: 31191092] - KVM: x86: Protect
ioapic_read_indirect() from Spectre-v1/L1TF attacks (Marios Pomonis)
[Orabug: 31191092] {CVE-2013-1798}
- KVM: x86: Protect MSR-based index computations in pmu.h from
Spectre-v1/L1TF attacks (Marios Pomonis) [Orabug: 31191092] - KVM: x86:
Protect ioapic_write_indirect() from Spectre-v1/L1TF attacks (Marios
Pomonis) [Orabug: 31191092] - KVM: x86: Protect
kvm_hv_msr_[get|set]_crash_data() from Spectre-v1/L1TF attacks (Marios
Pomonis) [Orabug: 31191092] - KVM: x86: Protect kvm_lapic_reg_write()
from Spectre-v1/L1TF attacks (Marios Pomonis) [Orabug: 31191092] - KVM:
x86: Protect DR-based index computations from Spectre-v1/L1TF attacks
(Marios Pomonis) [Orabug: 31191092] - KVM: x86: Refactor prefix decoding
to prevent Spectre-v1/L1TF attacks (Marios Pomonis) [Orabug: 31191092] -
KVM: x86: Refactor picdev_write() to prevent Spectre-v1/L1TF attacks
(Marios Pomonis) [Orabug: 31191092] - x86/microcode/AMD: Increase
microcode PATCH_MAX_SIZE (John Allen) [Orabug: 31213449] - HID: hiddev:
do cleanup in failure of opening a device (Hillf Danton) [Orabug:
31206359] {CVE-2019-19527}
- HID: hiddev: avoid opening a disconnected device (Hillf Danton)
[Orabug: 31206359] {CVE-2019-19527}
- net/ethernet/octeon: Add ptp_dbg_group module param in
octeon-pow-ethernet (Vijay Kumar) [Orabug: 31198851] - net/rds: Fix MR
reference counting problem (Ka-Cheong Poon) [Orabug: 31130197] -
net/rds: Replace struct rds_mr's r_refcount with struct kref (Ka-Cheong
Poon) [Orabug: 31130197] - rds: Fix use-after-free in rds_ib_free_caches
(Hans Westgaard Ry) [Orabug: 31200770] - include/linux/relay.h: fix
percpu annotation in struct rchan (Luc Van Oostenryck) [Orabug:
31183399] {CVE-2019-19462}
- uek-rpm: fix dts rpmbuild when using cross-compiler (Tom Saeger)
[Orabug: 30896439] - HID: Fix assumption that devices have inputs (Alan
Stern) [Orabug: 30622561] {CVE-2019-19532}
- net/ethernet/octeon: Set max/min mtu of pow equivalent to Octeon eth
device (Vijay Kumar) [Orabug: 31191751] - vgacon: Fix a UAF in
vgacon_invert_region (Zhang Xiaoxu) [Orabug: 31143946] {CVE-2020-8649}
{CVE-2020-8647} {CVE-2020-8647} {CVE-2020-8649} {CVE-2020-8647}
{CVE-2020-8649}
- crypto: ecdh - fix big endian bug in ECC library (Ard Biesheuvel)
[Orabug: 31203429] - KVM: x86: fix nested guest live migration with PML
(Paolo Bonzini) [Orabug: 31202733] - KVM: x86: assign two bits to track
SPTE kinds (Paolo Bonzini) [Orabug: 31202733] - x86/kvm/mmu: introduce
guest_mmu (Vitaly Kuznetsov) [Orabug: 31202733] - x86/kvm/mmu.c: add
kvm_mmu parameter to kvm_mmu_free_roots() (Vitaly Kuznetsov) [Orabug:
31202733] - x86/kvm/mmu.c: set get_pdptr hook in
kvm_init_shadow_ept_mmu() (Vitaly Kuznetsov) [Orabug: 31202733] -
x86/kvm/mmu: make vcpu->mmu a pointer to the current MMU (Vitaly
Kuznetsov) [Orabug: 31202733] - x86/kvm/nVMX: allow bare VMXON state
migration (Vitaly Kuznetsov) [Orabug: 31202164] - sched/fair: Prevent a
division by 0 in scale_rt_capacity() (John Sobecki) [Orabug: 31124463] -
blktrace: Protect q->blk_trace with RCU (Jan Kara) [Orabug: 31123575]
{CVE-2019-19768}
- blktrace: fix unlocked access to init/start-stop/teardown (Jens Axboe)
[Orabug: 31123575] {CVE-2019-19768}

[4.14.35-1902.302.1.el7uek]
- xfs: revert commit c6314bc8055a (Darrick J. Wong) [Orabug: 31180825] -
vt: selection, push sel_lock up (Jiri Slaby) [Orabug: 30923296]
{CVE-2020-8648}
- vt: selection, push console lock down (Jiri Slaby) [Orabug: 30923296]
{CVE-2020-8648}
- vt: selection, close sel_buffer race (Jiri Slaby) [Orabug: 30923296]
{CVE-2020-8648} {CVE-2020-8648}
- net_sched: fix an OOB access in cls_tcindex (Cong Wang) [Orabug:
31181100] - mips64: Fix X.509 certificates parsing (Eric Saint-Etienne)
[Orabug: 31178433] - efi: Fix a race and a buffer overflow while reading
efivars via sysfs (Vladis Dronov) [Orabug: 30990726] - genhd: Fix use
after free in __blkdev_get() (Jan Kara) [Orabug: 31161462] - blockdev:
Fix livelocks on loop device (Jan Kara) [Orabug: 31161462] - net:
validate untrusted gso packets without csum offload (Willem de Bruijn)
[Orabug: 31161828] - slcan: Don't transmit uninitialized stack data in
padding (Richard Palethorpe) [Orabug: 31136752] {CVE-2020-11494}
- crypto: user - fix leaking uninitialized memory to userspace (Eric
Biggers) [Orabug: 31081816] {CVE-2018-19854}
- scsi: libsas: stop discovering if oob mode is disconnected (Jason Yan)
[Orabug: 30770911] {CVE-2019-19965}
- dccp: Fix memleak in __feat_register_sp (YueHaibing) [Orabug:
30755059] {CVE-2019-20096}
- ovl: relax WARN_ON() on rename to self (Amir Goldstein) [Orabug:
30451796] - bnx2x: Fix VF's VLAN reconfiguration in reload. (Manish
Chopra) - bnx2x: Remove configured vlans as part of unload sequence.
(Sudarsana Reddy Kalluru) - sch_dsmark: fix potential NULL deref in
dsmark_init() (Eric Dumazet) [Orabug: 30453287]

[4.14.35-1902.302.0.el7uek]
- mips64:uek-rpm/ol7/config-mips: Enable IP_SET configs (Vijay Kumar)
[Orabug: 31123145] - IB/ipoib: Avoid race from waking up the
transmission queue (Praveen Kumar Kannoju) [Orabug: 31118993] - KVM:
x86: clear stale x86_emulate_ctxt->intercept value (Vitaly Kuznetsov)
[Orabug: 31118690] - mwifiex: Fix three heap overflow at parsing element
in cfg80211_ap_settings (Wen Huang) [Orabug: 31104480] {CVE-2019-14814}
{CVE-2019-14815} {CVE-2019-14816} {CVE-2019-14814} {CVE-2019-14815}
{CVE-2019-14816}
- arch/mips: Discard the contents of the PCI console if the buffer is
full for more than 10 milliseconds (Victor Michel) [Orabug: 31097950] -
Add in-kernel X.509 certificate on mips64 (Eric Saint-Etienne) [Orabug:
31090468] - floppy: check FDC index for errors before assigning it
(Linus Torvalds) [Orabug: 31067513] {CVE-2020-9383}
- KVM: X86: Fix NULL deref in vcpu_scan_ioapic (Wanpeng Li) [Orabug:
31004914] - rds: Add debugfs for inc/frag cache statistics (Hans
Westgaard Ry) [Orabug: 30827415] - rds: Add inc/frag cache statistics
(Hans Westgaard Ry) [Orabug: 30827415] - rds: Control the CPU
(de)allocating fragments (Hans Westgaard Ry) [Orabug: 30827415] - rds:
Change caching strategy for receive buffers (Hans Westgaard Ry) [Orabug:
30827415] - rds: Add lockfree stack routines (Hans Westgaard Ry)
[Orabug: 30827415]

[4.14.35-1902.301.2.el7uek]
- xfs: ratelimit inode flush on buffered write ENOSPC (Darrick J. Wong)
[Orabug: 31056429]