- Vulnerability/
- RHSA-2022:5640
RHSA-2022:5640: Important: kernel security update
First published: Tue Jul 19 2022(Updated: )
The kernel packages contain the Linux kernel, the core of any Linux operating system.<br>Security Fix(es):<br><li> kernel: Improper handling of VM_IO|VM_PFNMAP vmas in KVM can bypass RO checks (CVE-2021-22543)</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.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/kernel | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/kernel-abi-whitelists | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/kernel-debug | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/kernel-debug-debuginfo | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/kernel-debug-debuginfo | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/kernel-debug-devel | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/kernel-debug-devel | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/kernel-debuginfo | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/kernel-debuginfo | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/kernel-debuginfo-common-i686 | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/kernel-devel | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/kernel-doc | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/kernel-firmware | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/kernel-headers | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/perf | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/perf-debuginfo | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/perf-debuginfo | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/python-perf | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/python-perf-debuginfo | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/python-perf-debuginfo | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/kernel-debug | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/kernel-devel | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/kernel-headers | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/perf | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/python-perf | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/kernel-debuginfo-common-s390x | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/kernel-kdump | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/kernel-kdump-debuginfo | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
| redhat/kernel-kdump-devel | <2.6.32-754.48.1.el6 | 2.6.32-754.48.1.el6 |
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Reference Links
Frequently Asked Questions
What is the severity of RHSA-2022:5640?
The severity of RHSA-2022:5640 is classified as important.
How do I fix RHSA-2022:5640?
To fix RHSA-2022:5640, update the kernel packages to version 2.6.32-754.48.1.el6 or later.
What systems are affected by RHSA-2022:5640?
RHSA-2022:5640 affects systems that use the kernel version 2.6.32-754.48.1.el6.
What is the main issue addressed by RHSA-2022:5640?
RHSA-2022:5640 addresses an improper handling of VM_IO|VM_PFNMAP vmas in KVM that could bypass read-only checks.
Is there a workaround for RHSA-2022:5640?
There is no official workaround for RHSA-2022:5640; updating the affected packages is recommended.
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