Critical Vulnerabilities in Linux Kernel Packages: USN-7651-1
Summary
USN-7651-1: linux, linux-aws, linux-oem-6.8 vulnerabilities. Affects linux versions < 6.8.0-64.67. Fixed in 6.8.0-64.67. How to fix ↓
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Background
The Linux kernel is the core component of the Linux operating system, responsible for managing hardware resources and providing essential services to applications. It is known for its stability, performance, and security. However, recent vulnerabilities have been discovered that could potentially compromise systems running specific versions of the kernel, particularly in Ubuntu 24.04 LTS. These vulnerabilities affect various subsystems, including networking, file systems, and device drivers, making it crucial for users to stay updated with the latest patches.
Vulnerability Detail
Several security issues were identified in the Linux kernel, which could allow an attacker to compromise the system. The vulnerabilities stem from flaws in various subsystems, including PowerPC architecture, SCSI subsystem, and networking core. The potential ramifications include unauthorized access, data breaches, and system instability. Notable CVEs associated with this vulnerability include CVE-2024-57980, CVE-2024-58061, and CVE-2025-21742, among others.
How To Fix
Minimum fixed version
6.8.0-64.67
This is the first release that contains the fix.
sudo apt-get install --only-upgrade linuxTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
As a temporary measure, users can disable certain subsystems or features that are known to be vulnerable until the system can be updated. However, this is not a long-term solution and should only be used in critical situations.
Conclusion
The vulnerabilities identified in the Linux kernel packages pose significant risks to system security. It is essential for users to update their systems to the latest patched versions to mitigate these risks. Utilizing tools like Vulert can help monitor for vulnerabilities and ensure ongoing security.
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FAQ
USN-7651-1 is a security notice issued for the Linux kernel, detailing multiple vulnerabilities that could compromise system security.
You can check if your application is affected by using the Vulert playground at Vulert Scanner, which analyzes your manifest file for vulnerabilities.
Failing to update can leave your system vulnerable to attacks, potentially leading to unauthorized access, data loss, or system failures.
Yes, Vulert can monitor and alert you in real-time for open-source vulnerabilities using just a manifest file like package-lock.json.
If you cannot update immediately, consider disabling vulnerable subsystems or features as a temporary workaround until you can apply the necessary patches.
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