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Red Hat Enterprise Linux: RHSA-2019-2476-01 Important Kernel Update

red hat
Calendar Grey August 13, 2019
Dist Redhat Esm H88
Important kernel security updates for Red Hat Enterprise Linux. Immediate action needed to reduce risks and enhance security.
An update for kernel is now available for Red Hat Enterprise Linux 6.6 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: Missing check in fs/inode.c:inode_init_owner() does not clear SGID bit on non-directories for non-members (CVE-2018-13405)
* kernel: hw: Spectre SWAPGS gadget vulnerability (CVE-2019-1125)
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.

Topics%20covered

Topics Covered

security advisory Red Hat Enterprise Linux important kernel security impact system reboot CVE checks

References

https://access.redhat.com/security/cve/CVE-2018-13405 https://access.redhat.com/security/cve/CVE-2019-1125 https://access.redhat.com/security/updates/classification/#important https://access.redhat.com/articles/4329821

Package List

Red Hat Enterprise Linux Server AUS (v. 6.6):
Source: kernel-2.6.32-504.80.2.el6.src.rpm
noarch: kernel-abi-whitelists-2.6.32-504.80.2.el6.noarch.rpm kernel-doc-2.6.32-504.80.2.el6.noarch.rpm kernel-firmware-2.6.32-504.80.2.el6.noarch.rpm
x86_64: kernel-2.6.32-504.80.2.el6.x86_64.rpm kernel-debug-2.6.32-504.80.2.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-504.80.2.el6.x86_64.rpm kernel-debug-devel-2.6.32-504.80.2.el6.x86_64.rpm kernel-debuginfo-2.6.32-504.80.2.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-504.80.2.el6.x86_64.rpm kernel-devel-2.6.32-504.80.2.el6.x86_64.rpm kernel-headers-2.6.32-504.80.2.el6.x86_64.rpm perf-2.6.32-504.80.2.el6.x86_64.rpm perf-debuginfo-2.6.32-504.80.2.el6.x86_64.rpm python-perf-debuginfo-2.6.32-504.80.2.el6.x86_64.rpm
Red Hat Enterprise Linux Server Optional AUS (v. 6.6):
x86_64: kernel-debug-debuginfo-2.6.32-504.80.2.el6.x86_64.rpm kernel-debuginfo-2.6.32-504.80.2.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-504.80.2.el6.x86_64.rpm perf-debuginfo-2.6.32-504.80.2.el6.x86_64.rpm python-perf-2.6.32-504.80.2.el6.x86_64.rpm python-perf-debuginfo-2.6.32-504.80.2.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-2019:2476-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:2476
Issue date: 2019-08-13

Topic

An update for kernel is now available for Red Hat Enterprise Linux 6.6Advanced 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 Enterprise Linux important kernel security impact system reboot CVE checks

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

Bugs Fixed

1599161 - CVE-2018-13405 kernel: Missing check in fs/inode.c:inode_init_owner() does not clear SGID bit on non-directories for non-members1724389 - CVE-2019-1125 kernel: hw: Spectre SWAPGS gadget vulnerability

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