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Red Hat Security Advisory 2020-3836-01

Red Hat Security Advisory 2020-3836-01
Posted Sep 24, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-3836-01 - The kernel packages contain the Linux kernel, the core of any Linux operating system. Issues addressed include a null pointer vulnerability.

tags | advisory, kernel
systems | linux, redhat
advisories | CVE-2017-2647
SHA-256 | 140dcda5b042e51a9300dc0ac4326d3a49dd5bec9a518d3a0cb7a639e5aad1b3

Red Hat Security Advisory 2020-3836-01

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====================================================================
Red Hat Security Advisory

Synopsis: Important: kernel security update
Advisory ID: RHSA-2020:3836-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:3836
Issue date: 2020-09-24
CVE Names: CVE-2017-2647
====================================================================
1. Summary:

An update for kernel is now available for Red Hat Enterprise Linux 6.6
Advanced 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 Server AUS (v. 6.6) - noarch, x86_64
Red Hat Enterprise Linux Server Optional AUS (v. 6.6) - x86_64

3. Description:

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

Security Fix(es):

* kernel: Null pointer dereference in search_keyring (CVE-2017-2647)

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.

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/):

1428353 - CVE-2017-2647 kernel: Null pointer dereference in search_keyring

6. Package List:

Red Hat Enterprise Linux Server AUS (v. 6.6):

Source:
kernel-2.6.32-504.84.1.el6.src.rpm

noarch:
kernel-abi-whitelists-2.6.32-504.84.1.el6.noarch.rpm
kernel-doc-2.6.32-504.84.1.el6.noarch.rpm
kernel-firmware-2.6.32-504.84.1.el6.noarch.rpm

x86_64:
kernel-2.6.32-504.84.1.el6.x86_64.rpm
kernel-debug-2.6.32-504.84.1.el6.x86_64.rpm
kernel-debug-debuginfo-2.6.32-504.84.1.el6.x86_64.rpm
kernel-debug-devel-2.6.32-504.84.1.el6.x86_64.rpm
kernel-debuginfo-2.6.32-504.84.1.el6.x86_64.rpm
kernel-debuginfo-common-x86_64-2.6.32-504.84.1.el6.x86_64.rpm
kernel-devel-2.6.32-504.84.1.el6.x86_64.rpm
kernel-headers-2.6.32-504.84.1.el6.x86_64.rpm
perf-2.6.32-504.84.1.el6.x86_64.rpm
perf-debuginfo-2.6.32-504.84.1.el6.x86_64.rpm
python-perf-debuginfo-2.6.32-504.84.1.el6.x86_64.rpm

Red Hat Enterprise Linux Server Optional AUS (v. 6.6):

x86_64:
kernel-debug-debuginfo-2.6.32-504.84.1.el6.x86_64.rpm
kernel-debuginfo-2.6.32-504.84.1.el6.x86_64.rpm
kernel-debuginfo-common-x86_64-2.6.32-504.84.1.el6.x86_64.rpm
perf-debuginfo-2.6.32-504.84.1.el6.x86_64.rpm
python-perf-2.6.32-504.84.1.el6.x86_64.rpm
python-perf-debuginfo-2.6.32-504.84.1.el6.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-2017-2647
https://access.redhat.com/security/updates/classification/#important

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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