Operating System:

[RedHat]

Published:

09 October 2019

Protect yourself against future threats.

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===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2019.3761
                    kernel security and bug fix update
                              9 October 2019

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           Linux Kernel
Publisher:         Red Hat
Operating System:  Red Hat Enterprise Linux Server 7
Impact/Access:     Modify Arbitrary Files   -- Console/Physical
                   Access Confidential Data -- Existing Account
                   Access Confidential Data -- Console/Physical
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-9506 CVE-2019-1125 

Reference:         ESB-2019.3744
                   ESB-2019.3620.2

Original Bulletin: 
   https://access.redhat.com/errata/RHSA-2019:2975

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                   Red Hat Security Advisory

Synopsis:          Important: kernel security and bug fix update
Advisory ID:       RHSA-2019:2975-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2019:2975
Issue date:        2019-10-08
CVE Names:         CVE-2019-1125 CVE-2019-9506 
=====================================================================

1. Summary:

An update for kernel is now available for Red Hat Enterprise Linux 7.5
Extended Update Support.

Red Hat Product Security has rated this update as having a security impact
of Important. 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. 7.5) - noarch, x86_64
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.5) - x86_64
Red Hat Enterprise Linux Server EUS (v. 7.5) - noarch, ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional EUS (v. 7.5) - ppc64, ppc64le, x86_64

3. Description:

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

Security Fix(es):

* hardware: bluetooth: BR/EDR encryption key negotiation attacks (KNOB)
(CVE-2019-9506)

* kernel: hw: Spectre SWAPGS gadget vulnerability (CVE-2019-1125)

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):

* TCP packets are segmented when sent to the VLAN device when coming from
VXLAN dev. (BZ#1732810)

* skb head copy occurs when sending traffic over OVS managed VXLAN tunnel
(BZ#1733896)

* [mlx4] VXLAN over VLAN TCP segmentation (BZ#1734306)

* use "make -jN" for modules_install (BZ#1735082)

* Backport TCP follow-up for small buffers (BZ#1739128)

* [FJ7.6 Bug]: [REG] kernel: ipc: ipc_free should use kvfree (BZ#1740176)

* RHEL7.6 - powerpc/pseries: Disable CPU hotplug across migrations /
powerpc/rtas: Fix a potential race between CPU-Offline & Migration (LPM)
(BZ#1745437)

* RHEL7.6 - powerpc/pseries: Fix unitialized timer reset on migration /
powerpc/pseries/mobility: Extend start/stop topology update scope (LPM)
(BZ#1745439)

* RHEL7.5 - ISST-LTE:PVM:Zeppelin :LPM: Failure logs and stack trace seen
during LPM (POWER9/P9) (BZ#1745447)

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/):

1724389 - CVE-2019-1125 kernel: hw: Spectre SWAPGS gadget vulnerability
1727857 - CVE-2019-9506 hardware: bluetooth: BR/EDR encryption key negotiation attacks (KNOB)

6. Package List:

Red Hat Enterprise Linux ComputeNode EUS (v. 7.5):

Source:
kernel-3.10.0-862.43.1.el7.src.rpm

noarch:
kernel-abi-whitelists-3.10.0-862.43.1.el7.noarch.rpm
kernel-doc-3.10.0-862.43.1.el7.noarch.rpm

x86_64:
kernel-3.10.0-862.43.1.el7.x86_64.rpm
kernel-debug-3.10.0-862.43.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-862.43.1.el7.x86_64.rpm
kernel-debug-devel-3.10.0-862.43.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-862.43.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-862.43.1.el7.x86_64.rpm
kernel-devel-3.10.0-862.43.1.el7.x86_64.rpm
kernel-headers-3.10.0-862.43.1.el7.x86_64.rpm
kernel-tools-3.10.0-862.43.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-862.43.1.el7.x86_64.rpm
kernel-tools-libs-3.10.0-862.43.1.el7.x86_64.rpm
perf-3.10.0-862.43.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-862.43.1.el7.x86_64.rpm
python-perf-3.10.0-862.43.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-862.43.1.el7.x86_64.rpm

Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.5):

x86_64:
kernel-debug-debuginfo-3.10.0-862.43.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-862.43.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-862.43.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-862.43.1.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-862.43.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-862.43.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-862.43.1.el7.x86_64.rpm

Red Hat Enterprise Linux Server EUS (v. 7.5):

Source:
kernel-3.10.0-862.43.1.el7.src.rpm

noarch:
kernel-abi-whitelists-3.10.0-862.43.1.el7.noarch.rpm
kernel-doc-3.10.0-862.43.1.el7.noarch.rpm

ppc64:
kernel-3.10.0-862.43.1.el7.ppc64.rpm
kernel-bootwrapper-3.10.0-862.43.1.el7.ppc64.rpm
kernel-debug-3.10.0-862.43.1.el7.ppc64.rpm
kernel-debug-debuginfo-3.10.0-862.43.1.el7.ppc64.rpm
kernel-debug-devel-3.10.0-862.43.1.el7.ppc64.rpm
kernel-debuginfo-3.10.0-862.43.1.el7.ppc64.rpm
kernel-debuginfo-common-ppc64-3.10.0-862.43.1.el7.ppc64.rpm
kernel-devel-3.10.0-862.43.1.el7.ppc64.rpm
kernel-headers-3.10.0-862.43.1.el7.ppc64.rpm
kernel-tools-3.10.0-862.43.1.el7.ppc64.rpm
kernel-tools-debuginfo-3.10.0-862.43.1.el7.ppc64.rpm
kernel-tools-libs-3.10.0-862.43.1.el7.ppc64.rpm
perf-3.10.0-862.43.1.el7.ppc64.rpm
perf-debuginfo-3.10.0-862.43.1.el7.ppc64.rpm
python-perf-3.10.0-862.43.1.el7.ppc64.rpm
python-perf-debuginfo-3.10.0-862.43.1.el7.ppc64.rpm

ppc64le:
kernel-3.10.0-862.43.1.el7.ppc64le.rpm
kernel-bootwrapper-3.10.0-862.43.1.el7.ppc64le.rpm
kernel-debug-3.10.0-862.43.1.el7.ppc64le.rpm
kernel-debug-debuginfo-3.10.0-862.43.1.el7.ppc64le.rpm
kernel-debuginfo-3.10.0-862.43.1.el7.ppc64le.rpm
kernel-debuginfo-common-ppc64le-3.10.0-862.43.1.el7.ppc64le.rpm
kernel-devel-3.10.0-862.43.1.el7.ppc64le.rpm
kernel-headers-3.10.0-862.43.1.el7.ppc64le.rpm
kernel-tools-3.10.0-862.43.1.el7.ppc64le.rpm
kernel-tools-debuginfo-3.10.0-862.43.1.el7.ppc64le.rpm
kernel-tools-libs-3.10.0-862.43.1.el7.ppc64le.rpm
perf-3.10.0-862.43.1.el7.ppc64le.rpm
perf-debuginfo-3.10.0-862.43.1.el7.ppc64le.rpm
python-perf-3.10.0-862.43.1.el7.ppc64le.rpm
python-perf-debuginfo-3.10.0-862.43.1.el7.ppc64le.rpm

s390x:
kernel-3.10.0-862.43.1.el7.s390x.rpm
kernel-debug-3.10.0-862.43.1.el7.s390x.rpm
kernel-debug-debuginfo-3.10.0-862.43.1.el7.s390x.rpm
kernel-debug-devel-3.10.0-862.43.1.el7.s390x.rpm
kernel-debuginfo-3.10.0-862.43.1.el7.s390x.rpm
kernel-debuginfo-common-s390x-3.10.0-862.43.1.el7.s390x.rpm
kernel-devel-3.10.0-862.43.1.el7.s390x.rpm
kernel-headers-3.10.0-862.43.1.el7.s390x.rpm
kernel-kdump-3.10.0-862.43.1.el7.s390x.rpm
kernel-kdump-debuginfo-3.10.0-862.43.1.el7.s390x.rpm
kernel-kdump-devel-3.10.0-862.43.1.el7.s390x.rpm
perf-3.10.0-862.43.1.el7.s390x.rpm
perf-debuginfo-3.10.0-862.43.1.el7.s390x.rpm
python-perf-3.10.0-862.43.1.el7.s390x.rpm
python-perf-debuginfo-3.10.0-862.43.1.el7.s390x.rpm

x86_64:
kernel-3.10.0-862.43.1.el7.x86_64.rpm
kernel-debug-3.10.0-862.43.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-862.43.1.el7.x86_64.rpm
kernel-debug-devel-3.10.0-862.43.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-862.43.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-862.43.1.el7.x86_64.rpm
kernel-devel-3.10.0-862.43.1.el7.x86_64.rpm
kernel-headers-3.10.0-862.43.1.el7.x86_64.rpm
kernel-tools-3.10.0-862.43.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-862.43.1.el7.x86_64.rpm
kernel-tools-libs-3.10.0-862.43.1.el7.x86_64.rpm
perf-3.10.0-862.43.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-862.43.1.el7.x86_64.rpm
python-perf-3.10.0-862.43.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-862.43.1.el7.x86_64.rpm

Red Hat Enterprise Linux Server Optional EUS (v. 7.5):

ppc64:
kernel-debug-debuginfo-3.10.0-862.43.1.el7.ppc64.rpm
kernel-debuginfo-3.10.0-862.43.1.el7.ppc64.rpm
kernel-debuginfo-common-ppc64-3.10.0-862.43.1.el7.ppc64.rpm
kernel-tools-debuginfo-3.10.0-862.43.1.el7.ppc64.rpm
kernel-tools-libs-devel-3.10.0-862.43.1.el7.ppc64.rpm
perf-debuginfo-3.10.0-862.43.1.el7.ppc64.rpm
python-perf-debuginfo-3.10.0-862.43.1.el7.ppc64.rpm

ppc64le:
kernel-debug-debuginfo-3.10.0-862.43.1.el7.ppc64le.rpm
kernel-debug-devel-3.10.0-862.43.1.el7.ppc64le.rpm
kernel-debuginfo-3.10.0-862.43.1.el7.ppc64le.rpm
kernel-debuginfo-common-ppc64le-3.10.0-862.43.1.el7.ppc64le.rpm
kernel-tools-debuginfo-3.10.0-862.43.1.el7.ppc64le.rpm
kernel-tools-libs-devel-3.10.0-862.43.1.el7.ppc64le.rpm
perf-debuginfo-3.10.0-862.43.1.el7.ppc64le.rpm
python-perf-debuginfo-3.10.0-862.43.1.el7.ppc64le.rpm

x86_64:
kernel-debug-debuginfo-3.10.0-862.43.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-862.43.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-862.43.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-862.43.1.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-862.43.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-862.43.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-862.43.1.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-2019-1125
https://access.redhat.com/security/cve/CVE-2019-9506
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/articles/4329821

8. Contact:

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

Copyright 2019 Red Hat, Inc.
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