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Red Hat: Kernel Important Integer Overflow CVE-2018-14634 RHSA-2018:3643-01

red hat
Calendar Grey November 20, 2018
Dist Redhat Esm H88
Important update for RHEL 6.4 addresses a major stack overflow flaw present within the fundamental system components.
An update for kernel is now available for Red Hat Enterprise Linux 6.4 Advanced Update Support

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: Integer overflow in Linux's create_elf_tables function (CVE-2018-14634)
For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.
Red Hat would like to thank Qualys Research Labs for reporting this issue.

Topics%20covered

Topics Covered

security advisory Red Hat DoS important kernel integer overflow

References

https://access.redhat.com/security/cve/CVE-2018-14634 https://access.redhat.com/security/updates/classification#important https://access.redhat.com/security/vulnerabilities/mutagen-astronomy

Package List

Red Hat Enterprise Linux Server AUS (v. 6.4):
Source: kernel-2.6.32-358.94.1.el6.src.rpm
noarch: kernel-doc-2.6.32-358.94.1.el6.noarch.rpm kernel-firmware-2.6.32-358.94.1.el6.noarch.rpm
x86_64: kernel-2.6.32-358.94.1.el6.x86_64.rpm kernel-debug-2.6.32-358.94.1.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-358.94.1.el6.x86_64.rpm kernel-debug-devel-2.6.32-358.94.1.el6.x86_64.rpm kernel-debuginfo-2.6.32-358.94.1.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-358.94.1.el6.x86_64.rpm kernel-devel-2.6.32-358.94.1.el6.x86_64.rpm kernel-headers-2.6.32-358.94.1.el6.x86_64.rpm perf-2.6.32-358.94.1.el6.x86_64.rpm perf-debuginfo-2.6.32-358.94.1.el6.x86_64.rpm python-perf-debuginfo-2.6.32-358.94.1.el6.x86_64.rpm
Red Hat Enterprise Linux Server Optional AUS (v. 6.4):
Source: kernel-2.6.32-358.94.1.el6.src.rpm
x86_64: kernel-debug-debuginfo-2.6.32-358.94.1.el6.x86_64.rpm kernel-debuginfo-2.6.32-358.94.1.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-358.94.1.el6.x86_64.rpm perf-debuginfo-2.6.32-358.94.1.el6.x86_64.rpm python-perf-2.6.32-358.94.1.el6.x86_64.rpm python-perf-debuginfo-2.6.32-358.94.1.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


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2018:3643-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2018:3643
Issue date: 2018-11-20

Topic

An update for kernel is now available for Red Hat Enterprise Linux 6.4Advanced Update Support.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 Red Hat DoS important kernel integer overflow

Relevant Releases Architectures

Red Hat Enterprise Linux Server AUS (v. 6.4) - noarch, x86_64

Red Hat Enterprise Linux Server Optional AUS (v. 6.4) - x86_64

Bugs Fixed

1624498 - CVE-2018-14634 kernel: Integer overflow in Linux's create_elf_tables function

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