Critical Vulnerabilities in linux-realtime Package: Security Flaws Exposed
Summary
USN-7402-2: linux-realtime vulnerabilities. Affects linux-realtime versions < 6.8.1-1019.20. Fixed in 6.8.1-1019.20. How to fix ↓
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Background
The linux-realtime package is a specialized version of the Linux kernel designed for real-time applications, providing low-latency performance and enhanced scheduling capabilities. It is essential for systems requiring immediate response times, such as audio processing, robotics, and industrial automation. However, several security vulnerabilities have been identified in this package, potentially compromising system integrity and user data.
Vulnerability Detail
Several security issues were discovered in the Linux kernel, specifically within the linux-realtime package. These vulnerabilities stem from flaws in various subsystems, including the block layer, GPU drivers, HID subsystem, media drivers, JFS file system, network namespace, networking core, and netlink. An attacker could exploit these vulnerabilities to compromise the system, leading to unauthorized access, data breaches, or system instability. The identified CVEs include CVE-2024-57798, CVE-2024-53140, CVE-2024-56595, CVE-2024-56598, CVE-2024-50302, CVE-2024-56658, CVE-2024-56672, and CVE-2024-53063.
How To Fix
Minimum fixed version
6.8.1-1019.20
This is the first release that contains the fix.
sudo apt-get install --only-upgrade linux-realtimeTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
Currently, no specific workarounds are provided for these vulnerabilities. The best course of action is to apply the available updates as soon as possible.
Conclusion
In summary, the linux-realtime package has several critical vulnerabilities that could compromise system security. It is essential to update to the patched version 6.8.1-1019.20 to mitigate these risks. Utilizing tools like Vulert can help monitor and alert for such vulnerabilities in real-time.
See every vulnerability recorded for linux-realtime →
FAQ
The linux-realtime package is a version of the Linux kernel optimized for real-time applications, providing low-latency performance.
Exploitation of these vulnerabilities could lead to system compromise, unauthorized access, data breaches, or instability.
You can use Vulert, which monitors and alerts for open-source vulnerabilities in your software. Check your application using the Vulert playground at Vulert Scanner.
Yes, a patched version of the linux-realtime package (6.8.1-1019.20) is available. It is recommended to update to this version.
You can update the package by running the command: sudo apt update && sudo apt install linux-realtime=6.8.1-1019.20 in your terminal.
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