Denial of Service in linux-2.6
Summary
DSA-1575-1: linux-2.6 - denial of service. Affects linux-2.6 versions < 2.6.18.dfsg.1-18etch4. Fixed in 2.6.18.dfsg.1-18etch4. How to fix ↓
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Background
The linux-2.6 package is a part of the Debian 4.0 ecosystem. It is a kernel package that provides the core functionality for the Linux operating system. The linux-2.6 package is responsible for managing system resources, handling hardware devices, and facilitating communication between software components. This package is widely used in Debian-based systems and is crucial for the proper functioning of the operating system.
Vulnerability Detail
A race condition vulnerability, identified as CVE-2008-1669, has been discovered in the linux-2.6 kernel. This vulnerability allows local users on multi-processor systems to execute parallel code paths that are otherwise prohibited, potentially leading to a denial of service. The vulnerability arises from a race condition in the fcntl code, which can result in re-ordered access to the descriptor table. Exploiting this vulnerability can enable unauthorized access and manipulation of system resources, compromising the stability and availability of the affected system.
How To Fix
Minimum fixed version
2.6.18.dfsg.1-18etch4
This is the first release that contains the fix.
sudo apt-get install --only-upgrade linux-2.6Tip — 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 linux-2.6 package in the Debian 4.0 ecosystem is vulnerable to a race condition that can lead to a denial of service. It is recommended to upgrade the package to the fixed versions mentioned above to mitigate this vulnerability. For further assistance or support in vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for linux-2.6 →
FAQ
This vulnerability can allow local users on multi-processor systems to execute parallel code paths and gain unauthorized access to the descriptor table, potentially leading to a denial of service.
This vulnerability affects systems running the linux-2.6 package in the Debian 4.0 ecosystem.
No, this vulnerability can only be exploited by local users on multi-processor systems.
There are no known instances of this vulnerability being exploited in the wild.
No, access controls cannot mitigate this vulnerability as it is a race condition within the kernel code.
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