RHSA-2020:4278: Important: kernel security update

Published Oct 19, 2020
·
Updated

The kernel packages contain the Linux kernel, the core of any Linux operating system.Security Fix(es): kernel: net: bluetooth: type confusion while processing AMP packets (CVE-2020-12351) kernel: net: bluetooth: information leak when processing certain AMP packets (CVE-2020-12352) 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.

Affected Software

35 affected componentsFixes available
redhat/kernel<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/kernel<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/kernel-abi-whitelists<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/kernel-debug<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/kernel-debug-debuginfo<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/kernel-debug-devel<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/kernel-debuginfo<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/kernel-devel<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/kernel-doc<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/kernel-headers<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/kernel-tools<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/kernel-tools-debuginfo<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/kernel-tools-libs<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/kernel-tools-libs-devel<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/perf<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/perf-debuginfo<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/python-perf<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/python-perf-debuginfo<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/kernel<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/kernel-bootwrapper<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/kernel-debug<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/kernel-debug-debuginfo<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/kernel-debug-devel<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/kernel-debuginfo<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/kernel-debuginfo-common-ppc64le<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/kernel-devel<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/kernel-headers<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/kernel-tools<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/kernel-tools-debuginfo<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/kernel-tools-libs<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/kernel-tools-libs-devel<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/perf<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/perf-debuginfo<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/python-perf<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7
redhat/python-perf-debuginfo<3.10.0-693.77.1.el7
3.10.0-693.77.1.el7

Remediation

Event History

Feb 12, 2026
Advisory Published
via Red Hat·03:11 PM
Data Sourced
via Red Hat·03:11 PM
RemedyDescriptionAffected Software
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Frequently Asked Questions

1

What is the severity of RHSA-2020:4278?

The severity of RHSA-2020:4278 is classified as important.

2

How do I fix RHSA-2020:4278?

To fix RHSA-2020:4278, update to the kernel version 3.10.0-693.77.1.el7 or later.

3

What vulnerability is addressed in RHSA-2020:4278?

RHSA-2020:4278 addresses a vulnerability related to type confusion and information leak in Bluetooth AMP packet processing.

4

Which packages are affected by RHSA-2020:4278?

Affected packages include kernel, kernel-debug, kernel-devel, and several other kernel-related packages on Red Hat Enterprise Linux 7.

5

Is there a workaround for RHSA-2020:4278?

There are no known workarounds for RHSA-2020:4278; the recommended action is to apply the update.

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RHSA-2020:4278 - Important: kernel security update - SecAlerts