Heap Overflow Vulnerability in Linux Package - USN-7288-1
Summary
USN-7288-1: linux, linux-lowlatency vulnerabilities. Affects linux versions < 5.15.0-133.144. Fixed in 5.15.0-133.144. How to fix ↓
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Background
The Linux package is a core component of the Ubuntu operating system, providing essential functionalities for managing hardware and system resources. It supports a wide range of architectures and is critical for system stability and performance. The recent vulnerability affects the HFS+ file system implementation, which can lead to severe security risks if exploited.
Vulnerability Detail
A heap overflow vulnerability was discovered in the HFS+ file system implementation of the Linux Kernel. This vulnerability allows an attacker to craft a malicious file system image that, when mounted, could lead to a denial of service (system crash) or potentially execute arbitrary code. The vulnerability is identified as CVE-2025-0927 and affects various subsystems within the Linux kernel, including ARM64 and x86 architectures, as well as multiple device drivers.
How To Fix
Minimum fixed version
5.15.0-133.144
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 workaround, avoid mounting untrusted HFS+ file system images until the patch is applied. This can help mitigate the risk of exploitation until the system is updated.
Conclusion
In summary, the heap overflow vulnerability in the Linux package poses significant risks to system security. It is crucial to update to the latest patched version to safeguard against potential exploits. Users should remain vigilant and consider using tools like Vulert to monitor for vulnerabilities in their software.
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FAQ
The vulnerability can lead to a system crash or allow attackers to execute arbitrary code, compromising system integrity.
You can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without needing to sign up.
The vulnerability affects the Linux package version 5.15.0-133.144 and earlier versions.
Yes, not updating leaves your system vulnerable to potential attacks that exploit this vulnerability.
If immediate updates are not possible, avoid mounting untrusted HFS+ file system images as a temporary measure.
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