- Vulnerability/
- RHSA-2019:4164
RHSA-2019:4164: Important: kernel security and bug fix update
First published: Tue Dec 10 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: Missing check in fs/inode.c:inode_init_owner() does not clear SGID bit on non-directories for non-members (CVE-2018-13405)</li> <li> Kernel: page cache side channel attacks (CVE-2019-5489)</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> kernel build: parallelize redhat/mod-sign.sh (BZ#1755325)</li>
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel | <3.10.0-327.83.1.el7 | 3.10.0-327.83.1.el7 |
| redhat/kernel | <3.10.0-327.83.1.el7 | 3.10.0-327.83.1.el7 |
| redhat/kernel-abi-whitelists | <3.10.0-327.83.1.el7 | 3.10.0-327.83.1.el7 |
| redhat/kernel-debug | <3.10.0-327.83.1.el7 | 3.10.0-327.83.1.el7 |
| redhat/kernel-debug-debuginfo | <3.10.0-327.83.1.el7 | 3.10.0-327.83.1.el7 |
| redhat/kernel-debug-devel | <3.10.0-327.83.1.el7 | 3.10.0-327.83.1.el7 |
| redhat/kernel-debuginfo | <3.10.0-327.83.1.el7 | 3.10.0-327.83.1.el7 |
| redhat/kernel-devel | <3.10.0-327.83.1.el7 | 3.10.0-327.83.1.el7 |
| redhat/kernel-doc | <3.10.0-327.83.1.el7 | 3.10.0-327.83.1.el7 |
| redhat/kernel-headers | <3.10.0-327.83.1.el7 | 3.10.0-327.83.1.el7 |
| redhat/kernel-tools | <3.10.0-327.83.1.el7 | 3.10.0-327.83.1.el7 |
| redhat/kernel-tools-debuginfo | <3.10.0-327.83.1.el7 | 3.10.0-327.83.1.el7 |
| redhat/kernel-tools-libs | <3.10.0-327.83.1.el7 | 3.10.0-327.83.1.el7 |
| redhat/kernel-tools-libs-devel | <3.10.0-327.83.1.el7 | 3.10.0-327.83.1.el7 |
| redhat/perf | <3.10.0-327.83.1.el7 | 3.10.0-327.83.1.el7 |
| redhat/perf-debuginfo | <3.10.0-327.83.1.el7 | 3.10.0-327.83.1.el7 |
| redhat/python-perf | <3.10.0-327.83.1.el7 | 3.10.0-327.83.1.el7 |
| redhat/python-perf-debuginfo | <3.10.0-327.83.1.el7 | 3.10.0-327.83.1.el7 |
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Reference Links
Frequently Asked Questions
What is the severity of RHSA-2019:4164?
The severity of RHSA-2019:4164 is classified as important due to memory corruption vulnerabilities that could lead to system instability.
How do I fix RHSA-2019:4164?
To fix RHSA-2019:4164, update all affected kernel packages to version 3.10.0-327.83.1.el7 or later.
What vulnerabilities are addressed in RHSA-2019:4164?
RHSA-2019:4164 addresses vulnerabilities including memory corruption due to incorrect socket cloning (CVE-2018-9568) and an SGID bit issue in inode initialization.
Which systems are affected by RHSA-2019:4164?
Systems running the specified versions of the Red Hat kernel packages on EL7 are affected by RHSA-2019:4164.
Is there a risk of exploitation associated with RHSA-2019:4164?
Yes, there is a medium risk of exploitation associated with the vulnerabilities described in RHSA-2019:4164, potentially impacting system security.
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