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Red Hat Enterprise Linux: RHSA-2020:1347-01 Important Kernel Fix

red hat
Calendar Grey April 7, 2020
Dist Redhat Esm H88
A critical core update for CentOS tackling vulnerabilities in multiple platforms, featuring enhancements and patches.
An update for kernel is now available for Red Hat Enterprise Linux 7.4 Advanced Update Support, Red Hat Enterprise Linux 7.4 Telco Extended Update Support, and Red Hat Enterprise L...

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.

Summary

The kernel packages contain the Linux kernel, the core of any Linux operating system.
Security Fix(es):
* kernel: heap overflow in mwifiex_update_vs_ie() function of Marvell WiFi driver (CVE-2019-14816)
* kernel: rtl_p2p_noa_ie in drivers/net/wireless/realtek/rtlwifi/ps.c in the Linux kernel lacks a certain upper-bound check, leading to a buffer overflow (CVE-2019-17666)
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):
* [xfstests]: copy_file_range cause corruption on rhel-7 (BZ#1797965)
* port show-kabi to python3 (BZ#1806926)

Topics%20covered

Topics Covered

security advisory buffer overflow bug fix Red Hat Enterprise Linux important heap overflow kernel

References

https://access.redhat.com/security/cve/CVE-2019-14816 https://access.redhat.com/security/cve/CVE-2019-17666 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux Server AUS (v. 7.4):
Source: kernel-3.10.0-693.65.1.el7.src.rpm
noarch: kernel-abi-whitelists-3.10.0-693.65.1.el7.noarch.rpm kernel-doc-3.10.0-693.65.1.el7.noarch.rpm
x86_64: kernel-3.10.0-693.65.1.el7.x86_64.rpm kernel-debug-3.10.0-693.65.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-693.65.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-693.65.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.65.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.65.1.el7.x86_64.rpm kernel-devel-3.10.0-693.65.1.el7.x86_64.rpm kernel-headers-3.10.0-693.65.1.el7.x86_64.rpm kernel-tools-3.10.0-693.65.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.65.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-693.65.1.el7.x86_64.rpm perf-3.10.0-693.65.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.65.1.el7.x86_64.rpm python-perf-3.10.0-693.65.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.65.1.el7.x86_64.rpm
Red Hat Enterprise Linux Server E4S (v. 7.4):
Source: kernel-3.10.0-693.65.1.el7.src.rpm
noarch: kernel-abi-whitelists-3.10.0-693.65.1.el7.noarch.rpm kernel-doc-3.10.0-693.65.1.el7.noarch.rpm
ppc64le: kernel-3.10.0-693.65.1.el7.ppc64le.rpm kernel-bootwrapper-3.10.0-693.65.1.el7.ppc64le.rpm kernel-debug-3.10.0-693.65.1.el7.ppc64le.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2020:1347-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:1347
Issue date: 2020-04-07

Topic

An update for kernel is now available for Red Hat Enterprise Linux 7.4Advanced Update Support, Red Hat Enterprise Linux 7.4 Telco Extended UpdateSupport, and Red Hat Enterprise Linux 7.4 Update Services for SAPSolutions.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory buffer overflow bug fix Red Hat Enterprise Linux important heap overflow kernel

Relevant Releases Architectures

Red Hat Enterprise Linux Server AUS (v. 7.4) - noarch, x86_64

Red Hat Enterprise Linux Server E4S (v. 7.4) - noarch, ppc64le, x86_64

Red Hat Enterprise Linux Server Optional AUS (v. 7.4) - x86_64

Red Hat Enterprise Linux Server Optional E4S (v. 7.4) - ppc64le, x86_64

Red Hat Enterprise Linux Server Optional TUS (v. 7.4) - x86_64

Red Hat Enterprise Linux Server TUS (v. 7.4) - noarch, x86_64

Bugs Fixed

1744149 - CVE-2019-14816 kernel: heap overflow in mwifiex_update_vs_ie() function of Marvell WiFi driver

1763690 - CVE-2019-17666 kernel: rtl_p2p_noa_ie in drivers/net/wireless/realtek/rtlwifi/ps.c in the Linux kernel lacks a certain upper-bound check, leading to a buffer overflow

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