RHSA-2020:0179-01: Moderate: kernel security and bug fix update

Red Hat 9062 Published by

A kernel security and bug fix update has been released for Red Hat Enterprise Linux 7.6.



=====================================================================
Red Hat Security Advisory

Synopsis: Moderate: kernel security and bug fix update
Advisory ID: RHSA-2020:0179-01
Product: Red Hat Enterprise Linux
Advisory URL:   https://access.redhat.com/errata/RHSA-2020:0179
Issue date: 2020-01-21
CVE Names: CVE-2018-10853 CVE-2018-18281 CVE-2019-11599
=====================================================================

1. Summary:

An update for kernel is now available for Red Hat Enterprise Linux 7.6
Extended Update Support.

Red Hat Product Security has rated this update as having a security impact
of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux ComputeNode EUS (v. 7.6) - noarch, x86_64
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6) - x86_64
Red Hat Enterprise Linux Server EUS (v. 7.6) - noarch, ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional EUS (v. 7.6) - ppc64, ppc64le, x86_64

3. Description:

The kernel packages contain the Linux kernel, the core of any Linux
operating system.

Security Fix(es):

* kernel: kvm: guest userspace to guest kernel write (CVE-2018-10853)

* kernel: TLB flush happens too late on mremap (CVE-2018-18281)

* kernel: fix race condition between mmget_not_zero()/get_task_mm() and
core dumping (CVE-2019-11599)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.

Bug Fix(es):

* RHEL 7.7 RC1 - Host crashes about 4.5 hours into switch port bounce test
(BZ#1763623)

* [Azure][7.8] Include patch "PCI: hv: Avoid use of hv_pci_dev->pci_slot
after freeing it" (BZ#1766088)

* [Hyper-V][RHEL7.8] When accelerated networking is enabled on RedHat,
network interface(eth0) moved to new network namespace does not obtain IP
address. (BZ#1766092)

* [Azure][RHEL 7.6] hv_vmbus probe pass-through GPU card failed
(BZ#1766096)

* Since RHEL commit 5330f5d09820 high load can cause dm-multipath path
failures (BZ#1770112)

* Hard lockup in free_one_page()->_raw_spin_lock() because sosreport
command is reading from /proc/pagetypeinfo (BZ#1770731)

* [ESXi][RHEL7]use-after-free of scsi_cmnd on VMWare virtual guest with
vmw_pvscsi and ata_piix (BZ#1770737)

* fix compat statfs64() returning EOVERFLOW for when _FILE_OFFSET_BITS=64
(BZ#1775677)

* Kernel experiences panic in update_group_power() due to division error
(BZ#1775681)

* Guest crash after load cpuidle-haltpoll driver (BZ#1776288)

* Issues with nova/cinder and attaching disks, /dev/disk/by-id missing some
times (BZ#1776291)

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

  https://access.redhat.com/articles/11258

The system must be rebooted for this update to take effect.

5. Bugs fixed (  https://bugzilla.redhat.com/):

1589890 - CVE-2018-10853 kernel: kvm: guest userspace to guest kernel write
1645121 - CVE-2018-18281 kernel: TLB flush happens too late on mremap
1705937 - CVE-2019-11599 kernel: fix race condition between mmget_not_zero()/get_task_mm() and core dumping

6. Package List:

Red Hat Enterprise Linux ComputeNode EUS (v. 7.6):

Source:
kernel-3.10.0-957.43.1.el7.src.rpm

noarch:
kernel-abi-whitelists-3.10.0-957.43.1.el7.noarch.rpm
kernel-doc-3.10.0-957.43.1.el7.noarch.rpm

x86_64:
bpftool-3.10.0-957.43.1.el7.x86_64.rpm
kernel-3.10.0-957.43.1.el7.x86_64.rpm
kernel-debug-3.10.0-957.43.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-957.43.1.el7.x86_64.rpm
kernel-debug-devel-3.10.0-957.43.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-957.43.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-957.43.1.el7.x86_64.rpm
kernel-devel-3.10.0-957.43.1.el7.x86_64.rpm
kernel-headers-3.10.0-957.43.1.el7.x86_64.rpm
kernel-tools-3.10.0-957.43.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-957.43.1.el7.x86_64.rpm
kernel-tools-libs-3.10.0-957.43.1.el7.x86_64.rpm
perf-3.10.0-957.43.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-957.43.1.el7.x86_64.rpm
python-perf-3.10.0-957.43.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-957.43.1.el7.x86_64.rpm

Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6):

x86_64:
kernel-debug-debuginfo-3.10.0-957.43.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-957.43.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-957.43.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-957.43.1.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-957.43.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-957.43.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-957.43.1.el7.x86_64.rpm

Red Hat Enterprise Linux Server EUS (v. 7.6):

Source:
kernel-3.10.0-957.43.1.el7.src.rpm

noarch:
kernel-abi-whitelists-3.10.0-957.43.1.el7.noarch.rpm
kernel-doc-3.10.0-957.43.1.el7.noarch.rpm

ppc64:
kernel-3.10.0-957.43.1.el7.ppc64.rpm
kernel-bootwrapper-3.10.0-957.43.1.el7.ppc64.rpm
kernel-debug-3.10.0-957.43.1.el7.ppc64.rpm
kernel-debug-debuginfo-3.10.0-957.43.1.el7.ppc64.rpm
kernel-debug-devel-3.10.0-957.43.1.el7.ppc64.rpm
kernel-debuginfo-3.10.0-957.43.1.el7.ppc64.rpm
kernel-debuginfo-common-ppc64-3.10.0-957.43.1.el7.ppc64.rpm
kernel-devel-3.10.0-957.43.1.el7.ppc64.rpm
kernel-headers-3.10.0-957.43.1.el7.ppc64.rpm
kernel-tools-3.10.0-957.43.1.el7.ppc64.rpm
kernel-tools-debuginfo-3.10.0-957.43.1.el7.ppc64.rpm
kernel-tools-libs-3.10.0-957.43.1.el7.ppc64.rpm
perf-3.10.0-957.43.1.el7.ppc64.rpm
perf-debuginfo-3.10.0-957.43.1.el7.ppc64.rpm
python-perf-3.10.0-957.43.1.el7.ppc64.rpm
python-perf-debuginfo-3.10.0-957.43.1.el7.ppc64.rpm

ppc64le:
kernel-3.10.0-957.43.1.el7.ppc64le.rpm
kernel-bootwrapper-3.10.0-957.43.1.el7.ppc64le.rpm
kernel-debug-3.10.0-957.43.1.el7.ppc64le.rpm
kernel-debug-debuginfo-3.10.0-957.43.1.el7.ppc64le.rpm
kernel-debuginfo-3.10.0-957.43.1.el7.ppc64le.rpm
kernel-debuginfo-common-ppc64le-3.10.0-957.43.1.el7.ppc64le.rpm
kernel-devel-3.10.0-957.43.1.el7.ppc64le.rpm
kernel-headers-3.10.0-957.43.1.el7.ppc64le.rpm
kernel-tools-3.10.0-957.43.1.el7.ppc64le.rpm
kernel-tools-debuginfo-3.10.0-957.43.1.el7.ppc64le.rpm
kernel-tools-libs-3.10.0-957.43.1.el7.ppc64le.rpm
perf-3.10.0-957.43.1.el7.ppc64le.rpm
perf-debuginfo-3.10.0-957.43.1.el7.ppc64le.rpm
python-perf-3.10.0-957.43.1.el7.ppc64le.rpm
python-perf-debuginfo-3.10.0-957.43.1.el7.ppc64le.rpm

s390x:
kernel-3.10.0-957.43.1.el7.s390x.rpm
kernel-debug-3.10.0-957.43.1.el7.s390x.rpm
kernel-debug-debuginfo-3.10.0-957.43.1.el7.s390x.rpm
kernel-debug-devel-3.10.0-957.43.1.el7.s390x.rpm
kernel-debuginfo-3.10.0-957.43.1.el7.s390x.rpm
kernel-debuginfo-common-s390x-3.10.0-957.43.1.el7.s390x.rpm
kernel-devel-3.10.0-957.43.1.el7.s390x.rpm
kernel-headers-3.10.0-957.43.1.el7.s390x.rpm
kernel-kdump-3.10.0-957.43.1.el7.s390x.rpm
kernel-kdump-debuginfo-3.10.0-957.43.1.el7.s390x.rpm
kernel-kdump-devel-3.10.0-957.43.1.el7.s390x.rpm
perf-3.10.0-957.43.1.el7.s390x.rpm
perf-debuginfo-3.10.0-957.43.1.el7.s390x.rpm
python-perf-3.10.0-957.43.1.el7.s390x.rpm
python-perf-debuginfo-3.10.0-957.43.1.el7.s390x.rpm

x86_64:
bpftool-3.10.0-957.43.1.el7.x86_64.rpm
kernel-3.10.0-957.43.1.el7.x86_64.rpm
kernel-debug-3.10.0-957.43.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-957.43.1.el7.x86_64.rpm
kernel-debug-devel-3.10.0-957.43.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-957.43.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-957.43.1.el7.x86_64.rpm
kernel-devel-3.10.0-957.43.1.el7.x86_64.rpm
kernel-headers-3.10.0-957.43.1.el7.x86_64.rpm
kernel-tools-3.10.0-957.43.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-957.43.1.el7.x86_64.rpm
kernel-tools-libs-3.10.0-957.43.1.el7.x86_64.rpm
perf-3.10.0-957.43.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-957.43.1.el7.x86_64.rpm
python-perf-3.10.0-957.43.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-957.43.1.el7.x86_64.rpm

Red Hat Enterprise Linux Server Optional EUS (v. 7.6):

ppc64:
kernel-debug-debuginfo-3.10.0-957.43.1.el7.ppc64.rpm
kernel-debuginfo-3.10.0-957.43.1.el7.ppc64.rpm
kernel-debuginfo-common-ppc64-3.10.0-957.43.1.el7.ppc64.rpm
kernel-tools-debuginfo-3.10.0-957.43.1.el7.ppc64.rpm
kernel-tools-libs-devel-3.10.0-957.43.1.el7.ppc64.rpm
perf-debuginfo-3.10.0-957.43.1.el7.ppc64.rpm
python-perf-debuginfo-3.10.0-957.43.1.el7.ppc64.rpm

ppc64le:
kernel-debug-debuginfo-3.10.0-957.43.1.el7.ppc64le.rpm
kernel-debug-devel-3.10.0-957.43.1.el7.ppc64le.rpm
kernel-debuginfo-3.10.0-957.43.1.el7.ppc64le.rpm
kernel-debuginfo-common-ppc64le-3.10.0-957.43.1.el7.ppc64le.rpm
kernel-tools-debuginfo-3.10.0-957.43.1.el7.ppc64le.rpm
kernel-tools-libs-devel-3.10.0-957.43.1.el7.ppc64le.rpm
perf-debuginfo-3.10.0-957.43.1.el7.ppc64le.rpm
python-perf-debuginfo-3.10.0-957.43.1.el7.ppc64le.rpm

x86_64:
kernel-debug-debuginfo-3.10.0-957.43.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-957.43.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-957.43.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-957.43.1.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-957.43.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-957.43.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-957.43.1.el7.x86_64.rpm

These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
  https://access.redhat.com/security/team/key/

7. References:

  https://access.redhat.com/security/cve/CVE-2018-10853
  https://access.redhat.com/security/cve/CVE-2018-18281
  https://access.redhat.com/security/cve/CVE-2019-11599
  https://access.redhat.com/security/updates/classification/#moderate

8. Contact:

The Red Hat security contact is . More contact
details at   https://access.redhat.com/security/team/contact/

Copyright 2020 Red Hat, Inc.

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