Moderate Vulnerability in FreeIPMI Packages: Denial of Service via Buffer Overflow
Summary
ALSA-2026:36307: Moderate: freeipmi security update. Affects freeipmi versions < 1.6.18-1.el8_10. Fixed in 1.6.18-1.el8_10. How to fix ↓
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Background
FreeIPMI is a suite of tools and libraries for managing and monitoring systems using the Intelligent Platform Management Interface (IPMI) specification. It provides functionalities such as remote console access and system management capabilities, making it essential for server management in data centers and enterprise environments. However, a recently identified vulnerability poses a risk to its stability and security.
Vulnerability Detail
The vulnerability identified as CVE-2026-50031 is a buffer overflow issue in the ipmi-oem client of the FreeIPMI package. This flaw can be exploited to cause a denial of service, potentially crashing the application or leading to unexpected behavior. The root cause lies in improper handling of input data, which allows an attacker to overflow the buffer and disrupt normal operations.
How To Fix
Minimum fixed version
1.6.18-1.el8_10
This is the first release that contains the fix.
sudo dnf update freeipmiTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
As a temporary measure, you can limit access to the ipmi-oem client to trusted users only, thereby reducing the risk of exploitation until the package is updated. Additionally, monitoring system logs for unusual activity can help in early detection of potential attacks.
Conclusion
The FreeIPMI packages contain a moderate vulnerability that can lead to denial of service due to a buffer overflow. It is crucial to update to the patched version to mitigate risks. Users should also consider implementing temporary workarounds while awaiting updates.
See every vulnerability recorded for freeipmi →
FAQ
CVE-2026-50031 is a vulnerability in the FreeIPMI package that allows for a denial of service due to a buffer overflow in the ipmi-oem client.
You can check if your application is affected by using the Vulert playground at Vulert Scanner, which analyzes your manifest file for vulnerabilities.
Exploitation of this vulnerability can lead to a denial of service, causing the FreeIPMI application to crash or behave unexpectedly.
Yes, a patch is available in version 1.6.18-1.el8_10 of the FreeIPMI packages. Updating to this version will resolve the vulnerability.
If immediate updating is not possible, restrict access to the ipmi-oem client and monitor system logs for any suspicious activity as a temporary workaround.
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