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Red Hat Security Advisory 2020-2832-01

Red Hat Security Advisory 2020-2832-01
Posted Jul 7, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-2832-01 - The kernel packages contain the Linux kernel, the core of any Linux operating system. Issues addressed include buffer overflow and denial of service vulnerabilities.

tags | advisory, denial of service, overflow, kernel, vulnerability
systems | linux, redhat
advisories | CVE-2020-12653, CVE-2020-12654, CVE-2020-12888
SHA-256 | 338fe322c1a197f052ee79ac09f7c53bdd1eebc848d284bd5e3a82ccdf5c97a2

Red Hat Security Advisory 2020-2832-01

Change Mirror Download
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====================================================================
Red Hat Security Advisory

Synopsis: Important: kernel security and bug fix update
Advisory ID: RHSA-2020:2832-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:2832
Issue date: 2020-07-07
CVE Names: CVE-2020-12653 CVE-2020-12654 CVE-2020-12888
====================================================================
1. Summary:

An update for kernel is now available for Red Hat Enterprise Linux 7.3
Advanced Update Support, Red Hat Enterprise Linux 7.3 Telco Extended Update
Support, and Red Hat Enterprise Linux 7.3 Update Services for SAP
Solutions.

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 Server AUS (v. 7.3) - noarch, x86_64
Red Hat Enterprise Linux Server E4S (v. 7.3) - noarch, ppc64le, x86_64
Red Hat Enterprise Linux Server Optional AUS (v. 7.3) - x86_64
Red Hat Enterprise Linux Server Optional E4S (v. 7.3) - ppc64le, x86_64
Red Hat Enterprise Linux Server Optional TUS (v. 7.3) - x86_64
Red Hat Enterprise Linux Server TUS (v. 7.3) - noarch, x86_64

3. Description:

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

Security Fix(es):

* kernel: buffer overflow in mwifiex_cmd_append_vsie_tlv function in
drivers/net/wireless/marvell/mwifiex/scan.c (CVE-2020-12653)

* kernel: heap-based buffer overflow in mwifiex_ret_wmm_get_status function
in drivers/net/wireless/marvell/mwifiex/wmm.c (CVE-2020-12654)

* Kernel: vfio: access to disabled MMIO space of some devices may lead to
DoS scenario (CVE-2020-12888)

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):

* kernel: hw: provide reporting and microcode mitigation toggle for
CVE-2020-0543 / Special Register Buffer Data Sampling (SRBDS) (BZ#1840675)

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/):

1831868 - CVE-2020-12653 kernel: buffer overflow in mwifiex_cmd_append_vsie_tlv function in drivers/net/wireless/marvell/mwifiex/scan.c
1832530 - CVE-2020-12654 kernel: heap-based buffer overflow in mwifiex_ret_wmm_get_status function in drivers/net/wireless/marvell/mwifiex/wmm.c
1836244 - CVE-2020-12888 Kernel: vfio: access to disabled MMIO space of some devices may lead to DoS scenario

6. Package List:

Red Hat Enterprise Linux Server AUS (v. 7.3):

Source:
kernel-3.10.0-514.78.1.el7.src.rpm

noarch:
kernel-abi-whitelists-3.10.0-514.78.1.el7.noarch.rpm
kernel-doc-3.10.0-514.78.1.el7.noarch.rpm

x86_64:
kernel-3.10.0-514.78.1.el7.x86_64.rpm
kernel-debug-3.10.0-514.78.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm
kernel-debug-devel-3.10.0-514.78.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-514.78.1.el7.x86_64.rpm
kernel-devel-3.10.0-514.78.1.el7.x86_64.rpm
kernel-headers-3.10.0-514.78.1.el7.x86_64.rpm
kernel-tools-3.10.0-514.78.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm
kernel-tools-libs-3.10.0-514.78.1.el7.x86_64.rpm
perf-3.10.0-514.78.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm
python-perf-3.10.0-514.78.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm

Red Hat Enterprise Linux Server E4S (v. 7.3):

Source:
kernel-3.10.0-514.78.1.el7.src.rpm

noarch:
kernel-abi-whitelists-3.10.0-514.78.1.el7.noarch.rpm
kernel-doc-3.10.0-514.78.1.el7.noarch.rpm

ppc64le:
kernel-3.10.0-514.78.1.el7.ppc64le.rpm
kernel-bootwrapper-3.10.0-514.78.1.el7.ppc64le.rpm
kernel-debug-3.10.0-514.78.1.el7.ppc64le.rpm
kernel-debug-debuginfo-3.10.0-514.78.1.el7.ppc64le.rpm
kernel-debuginfo-3.10.0-514.78.1.el7.ppc64le.rpm
kernel-debuginfo-common-ppc64le-3.10.0-514.78.1.el7.ppc64le.rpm
kernel-devel-3.10.0-514.78.1.el7.ppc64le.rpm
kernel-headers-3.10.0-514.78.1.el7.ppc64le.rpm
kernel-tools-3.10.0-514.78.1.el7.ppc64le.rpm
kernel-tools-debuginfo-3.10.0-514.78.1.el7.ppc64le.rpm
kernel-tools-libs-3.10.0-514.78.1.el7.ppc64le.rpm
perf-3.10.0-514.78.1.el7.ppc64le.rpm
perf-debuginfo-3.10.0-514.78.1.el7.ppc64le.rpm
python-perf-3.10.0-514.78.1.el7.ppc64le.rpm
python-perf-debuginfo-3.10.0-514.78.1.el7.ppc64le.rpm

x86_64:
kernel-3.10.0-514.78.1.el7.x86_64.rpm
kernel-debug-3.10.0-514.78.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm
kernel-debug-devel-3.10.0-514.78.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-514.78.1.el7.x86_64.rpm
kernel-devel-3.10.0-514.78.1.el7.x86_64.rpm
kernel-headers-3.10.0-514.78.1.el7.x86_64.rpm
kernel-tools-3.10.0-514.78.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm
kernel-tools-libs-3.10.0-514.78.1.el7.x86_64.rpm
perf-3.10.0-514.78.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm
python-perf-3.10.0-514.78.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm

Red Hat Enterprise Linux Server TUS (v. 7.3):

Source:
kernel-3.10.0-514.78.1.el7.src.rpm

noarch:
kernel-abi-whitelists-3.10.0-514.78.1.el7.noarch.rpm
kernel-doc-3.10.0-514.78.1.el7.noarch.rpm

x86_64:
kernel-3.10.0-514.78.1.el7.x86_64.rpm
kernel-debug-3.10.0-514.78.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm
kernel-debug-devel-3.10.0-514.78.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-514.78.1.el7.x86_64.rpm
kernel-devel-3.10.0-514.78.1.el7.x86_64.rpm
kernel-headers-3.10.0-514.78.1.el7.x86_64.rpm
kernel-tools-3.10.0-514.78.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm
kernel-tools-libs-3.10.0-514.78.1.el7.x86_64.rpm
perf-3.10.0-514.78.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm
python-perf-3.10.0-514.78.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm

Red Hat Enterprise Linux Server Optional AUS (v. 7.3):

x86_64:
kernel-debug-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-514.78.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-514.78.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm

Red Hat Enterprise Linux Server Optional E4S (v. 7.3):

ppc64le:
kernel-debug-debuginfo-3.10.0-514.78.1.el7.ppc64le.rpm
kernel-debug-devel-3.10.0-514.78.1.el7.ppc64le.rpm
kernel-debuginfo-3.10.0-514.78.1.el7.ppc64le.rpm
kernel-debuginfo-common-ppc64le-3.10.0-514.78.1.el7.ppc64le.rpm
kernel-tools-debuginfo-3.10.0-514.78.1.el7.ppc64le.rpm
kernel-tools-libs-devel-3.10.0-514.78.1.el7.ppc64le.rpm
perf-debuginfo-3.10.0-514.78.1.el7.ppc64le.rpm
python-perf-debuginfo-3.10.0-514.78.1.el7.ppc64le.rpm

x86_64:
kernel-debug-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-514.78.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-514.78.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm

Red Hat Enterprise Linux Server Optional TUS (v. 7.3):

x86_64:
kernel-debug-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-514.78.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-514.78.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-514.78.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-514.78.1.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-2020-12653
https://access.redhat.com/security/cve/CVE-2020-12654
https://access.redhat.com/security/cve/CVE-2020-12888
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/solutions/5142691

8. Contact:

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

Copyright 2020 Red Hat, Inc.
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