Pacemaker Bug Fix and Enhancement Update - ALBA-2021:1996
Summary
ALBA-2021:1996: pacemaker bug fix and enhancement update. Affects pacemaker versions < 2.0.5-9.el8_4.1. Fixed in 2.0.5-9.el8_4.1. How to fix ↓
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Background
Pacemaker is a cluster resource manager that ensures data integrity and application availability during failures. It is a collection of technologies working together to maintain high availability in a cluster environment.
Vulnerability Detail
The vulnerability addressed in this update is related to the crm_mon tool's inability to detect resource status when used in the stop-operation of a Resource Agent during node shutdown. This issue was reported as Bugzilla #1951098. The impact of this vulnerability is that resource status may not be accurately reported during node shutdown, potentially leading to incorrect cluster behavior and data integrity issues.
How To Fix
Minimum fixed version
2.0.5-9.el8_4.1
This is the first release that contains the fix.
sudo dnf update pacemakerTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
There is no specific workaround mentioned for this vulnerability.
Conclusion
The Pacemaker bug fix and enhancement update addresses a vulnerability related to inaccurate resource status reporting during node shutdown. It is recommended to update the affected packages to ensure data integrity and correct cluster behavior. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
Pacemaker is a cluster resource manager that ensures data integrity and application availability during failures in a cluster environment.
The vulnerability can result in inaccurate resource status reporting during node shutdown, potentially leading to incorrect cluster behavior and data integrity issues.
To fix this vulnerability, update the affected packages to version 2.0.5-9.el8_4.1 or later.
No specific workaround has been mentioned for this vulnerability.
You can find more information about this vulnerability in the AlmaLinux OSV Database advisory ALBA-2021:1996.
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