A kernel security and bug fix update has been released for Red Hat Enterprise Linux 7.6.
RHSA-2020:3226-01: Important: kernel security and bug fix update
=====================================================================
Red Hat Security Advisory
Synopsis: Important: kernel security and bug fix update
Advisory ID: RHSA-2020:3226-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:3226
Issue date: 2020-07-29
CVE Names: CVE-2020-10757 CVE-2020-12653 CVE-2020-12654
=====================================================================
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 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. 7.6) - 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: kernel: DAX hugepages not considered during mremap
(CVE-2020-10757)
* 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)
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: provide infrastructure to support dual-signing of the kernel
(foundation to help address CVE-2020-10713) (BZ#1837427)
* Fix dpdk regression introduced by bz1837297 (BZ#1852775)
* Possible race condition updating the cfg structure in
__assign_irq_vector. (BZ#1854552)
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
1842525 - CVE-2020-10757 kernel: kernel: DAX hugepages not considered during mremap
6. Package List:
Red Hat Enterprise Linux ComputeNode EUS (v. 7.6):
Source:
kernel-3.10.0-957.58.2.el7.src.rpm
noarch:
kernel-abi-whitelists-3.10.0-957.58.2.el7.noarch.rpm
kernel-doc-3.10.0-957.58.2.el7.noarch.rpm
x86_64:
bpftool-3.10.0-957.58.2.el7.x86_64.rpm
kernel-3.10.0-957.58.2.el7.x86_64.rpm
kernel-debug-3.10.0-957.58.2.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
kernel-debug-devel-3.10.0-957.58.2.el7.x86_64.rpm
kernel-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-957.58.2.el7.x86_64.rpm
kernel-devel-3.10.0-957.58.2.el7.x86_64.rpm
kernel-headers-3.10.0-957.58.2.el7.x86_64.rpm
kernel-tools-3.10.0-957.58.2.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
kernel-tools-libs-3.10.0-957.58.2.el7.x86_64.rpm
perf-3.10.0-957.58.2.el7.x86_64.rpm
perf-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
python-perf-3.10.0-957.58.2.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6):
x86_64:
kernel-debug-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
kernel-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-957.58.2.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-957.58.2.el7.x86_64.rpm
perf-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
Red Hat Enterprise Linux Server EUS (v. 7.6):
Source:
kernel-3.10.0-957.58.2.el7.src.rpm
noarch:
kernel-abi-whitelists-3.10.0-957.58.2.el7.noarch.rpm
kernel-doc-3.10.0-957.58.2.el7.noarch.rpm
ppc64:
kernel-3.10.0-957.58.2.el7.ppc64.rpm
kernel-bootwrapper-3.10.0-957.58.2.el7.ppc64.rpm
kernel-debug-3.10.0-957.58.2.el7.ppc64.rpm
kernel-debug-debuginfo-3.10.0-957.58.2.el7.ppc64.rpm
kernel-debug-devel-3.10.0-957.58.2.el7.ppc64.rpm
kernel-debuginfo-3.10.0-957.58.2.el7.ppc64.rpm
kernel-debuginfo-common-ppc64-3.10.0-957.58.2.el7.ppc64.rpm
kernel-devel-3.10.0-957.58.2.el7.ppc64.rpm
kernel-headers-3.10.0-957.58.2.el7.ppc64.rpm
kernel-tools-3.10.0-957.58.2.el7.ppc64.rpm
kernel-tools-debuginfo-3.10.0-957.58.2.el7.ppc64.rpm
kernel-tools-libs-3.10.0-957.58.2.el7.ppc64.rpm
perf-3.10.0-957.58.2.el7.ppc64.rpm
perf-debuginfo-3.10.0-957.58.2.el7.ppc64.rpm
python-perf-3.10.0-957.58.2.el7.ppc64.rpm
python-perf-debuginfo-3.10.0-957.58.2.el7.ppc64.rpm
ppc64le:
kernel-3.10.0-957.58.2.el7.ppc64le.rpm
kernel-bootwrapper-3.10.0-957.58.2.el7.ppc64le.rpm
kernel-debug-3.10.0-957.58.2.el7.ppc64le.rpm
kernel-debug-debuginfo-3.10.0-957.58.2.el7.ppc64le.rpm
kernel-debuginfo-3.10.0-957.58.2.el7.ppc64le.rpm
kernel-debuginfo-common-ppc64le-3.10.0-957.58.2.el7.ppc64le.rpm
kernel-devel-3.10.0-957.58.2.el7.ppc64le.rpm
kernel-headers-3.10.0-957.58.2.el7.ppc64le.rpm
kernel-tools-3.10.0-957.58.2.el7.ppc64le.rpm
kernel-tools-debuginfo-3.10.0-957.58.2.el7.ppc64le.rpm
kernel-tools-libs-3.10.0-957.58.2.el7.ppc64le.rpm
perf-3.10.0-957.58.2.el7.ppc64le.rpm
perf-debuginfo-3.10.0-957.58.2.el7.ppc64le.rpm
python-perf-3.10.0-957.58.2.el7.ppc64le.rpm
python-perf-debuginfo-3.10.0-957.58.2.el7.ppc64le.rpm
s390x:
kernel-3.10.0-957.58.2.el7.s390x.rpm
kernel-debug-3.10.0-957.58.2.el7.s390x.rpm
kernel-debug-debuginfo-3.10.0-957.58.2.el7.s390x.rpm
kernel-debug-devel-3.10.0-957.58.2.el7.s390x.rpm
kernel-debuginfo-3.10.0-957.58.2.el7.s390x.rpm
kernel-debuginfo-common-s390x-3.10.0-957.58.2.el7.s390x.rpm
kernel-devel-3.10.0-957.58.2.el7.s390x.rpm
kernel-headers-3.10.0-957.58.2.el7.s390x.rpm
kernel-kdump-3.10.0-957.58.2.el7.s390x.rpm
kernel-kdump-debuginfo-3.10.0-957.58.2.el7.s390x.rpm
kernel-kdump-devel-3.10.0-957.58.2.el7.s390x.rpm
perf-3.10.0-957.58.2.el7.s390x.rpm
perf-debuginfo-3.10.0-957.58.2.el7.s390x.rpm
python-perf-3.10.0-957.58.2.el7.s390x.rpm
python-perf-debuginfo-3.10.0-957.58.2.el7.s390x.rpm
x86_64:
bpftool-3.10.0-957.58.2.el7.x86_64.rpm
kernel-3.10.0-957.58.2.el7.x86_64.rpm
kernel-debug-3.10.0-957.58.2.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
kernel-debug-devel-3.10.0-957.58.2.el7.x86_64.rpm
kernel-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-957.58.2.el7.x86_64.rpm
kernel-devel-3.10.0-957.58.2.el7.x86_64.rpm
kernel-headers-3.10.0-957.58.2.el7.x86_64.rpm
kernel-tools-3.10.0-957.58.2.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
kernel-tools-libs-3.10.0-957.58.2.el7.x86_64.rpm
perf-3.10.0-957.58.2.el7.x86_64.rpm
perf-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
python-perf-3.10.0-957.58.2.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
Red Hat Enterprise Linux Server Optional EUS (v. 7.6):
ppc64:
kernel-debug-debuginfo-3.10.0-957.58.2.el7.ppc64.rpm
kernel-debuginfo-3.10.0-957.58.2.el7.ppc64.rpm
kernel-debuginfo-common-ppc64-3.10.0-957.58.2.el7.ppc64.rpm
kernel-tools-debuginfo-3.10.0-957.58.2.el7.ppc64.rpm
kernel-tools-libs-devel-3.10.0-957.58.2.el7.ppc64.rpm
perf-debuginfo-3.10.0-957.58.2.el7.ppc64.rpm
python-perf-debuginfo-3.10.0-957.58.2.el7.ppc64.rpm
ppc64le:
kernel-debug-debuginfo-3.10.0-957.58.2.el7.ppc64le.rpm
kernel-debug-devel-3.10.0-957.58.2.el7.ppc64le.rpm
kernel-debuginfo-3.10.0-957.58.2.el7.ppc64le.rpm
kernel-debuginfo-common-ppc64le-3.10.0-957.58.2.el7.ppc64le.rpm
kernel-tools-debuginfo-3.10.0-957.58.2.el7.ppc64le.rpm
kernel-tools-libs-devel-3.10.0-957.58.2.el7.ppc64le.rpm
perf-debuginfo-3.10.0-957.58.2.el7.ppc64le.rpm
python-perf-debuginfo-3.10.0-957.58.2.el7.ppc64le.rpm
x86_64:
kernel-debug-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
kernel-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-957.58.2.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-957.58.2.el7.x86_64.rpm
perf-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-957.58.2.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-2020-10757
https://access.redhat.com/security/cve/CVE-2020-12653
https://access.redhat.com/security/cve/CVE-2020-12654
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/security/vulnerabilities/grub2bootloader
8. Contact:
The Red Hat security contact is . More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2020 Red Hat, Inc.
