RHSA-2019:2736: Important: kernel security and bug fix update

Published Sep 11, 2019
·
Updated

The kernel packages contain the Linux kernel, the core of any Linux operating system.<br>Security Fix(es):<br><li> kernel: Memory corruption due to incorrect socket cloning (CVE-2018-9568)</li> <li> kernel: a NULL pointer dereference in drivers/scsi/megaraid/megaraidsasbase.c leading to DoS (CVE-2019-11810)</li> 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.<br>Bug Fix(es):<br><li> fragmented packets timing out (BZ#1728931)</li> <li> Backport TCP follow-up for small buffers (BZ#1732107)</li>

Affected Software

32 affected componentsFixes available
redhat/kernel<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/kernel<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/kernel-abi-whitelists<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/kernel-debug<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/kernel-debug-debuginfo<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/kernel-debug-debuginfo<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/kernel-debug-devel<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/kernel-debug-devel<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/kernel-debuginfo<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/kernel-debuginfo<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/kernel-debuginfo-common-i686<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/kernel-devel<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/kernel-doc<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/kernel-firmware<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/kernel-headers<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/perf<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/perf-debuginfo<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/perf-debuginfo<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/python-perf<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/python-perf-debuginfo<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/python-perf-debuginfo<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/kernel-debug<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/kernel-devel<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/kernel-headers<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/perf<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/python-perf<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/kernel-debuginfo-common-s390x<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/kernel-kdump<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/kernel-kdump-debuginfo<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/kernel-kdump-devel<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/kernel-bootwrapper<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6
redhat/kernel-debuginfo-common-ppc64<2.6.32-754.22.1.el6
2.6.32-754.22.1.el6

Remediation

Event History

May 6, 2025
Advisory Published
via Red Hat·03:30 AM

Frequently Asked Questions

1

What vulnerability does RHSA-2019:2736 address?

RHSA-2019:2736 addresses a memory corruption issue due to incorrect socket cloning in the Linux kernel.

2

What is the severity of RHSA-2019:2736?

The severity of RHSA-2019:2736 is classified as important.

3

How do I fix RHSA-2019:2736?

To fix RHSA-2019:2736, update the affected kernel packages to version 2.6.32-754.22.1.el6.

4

Which systems are affected by RHSA-2019:2736?

RHSA-2019:2736 affects systems running the specified vulnerable versions of the Linux kernel.

5

Is a reboot required after applying the fix for RHSA-2019:2736?

Yes, a reboot is typically required after updating the kernel to ensure the new version is loaded.

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