Critical Vulnerability in DPDK Package: Potential Information Disclosure
Summary
USN-3642-1: dpdk vulnerability. Affects dpdk versions < 17.11.2-1ubuntu0.1. Fixed in 17.11.2-1ubuntu0.1. How to fix ↓
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Background
DPDK (Data Plane Development Kit) is a set of libraries and drivers for fast packet processing. It is widely used in networking applications to enhance performance and efficiency. The specific version affected by this vulnerability is 17.11.2-1ubuntu0.1, which is part of the Ubuntu 18.04 LTS distribution. This package is essential for applications that require high-speed data processing and low latency.
Vulnerability Detail
Maxime Coquelin discovered that DPDK incorrectly handled guest physical ranges. This flaw allows a malicious guest to potentially access sensitive information from the host system. The vulnerability is identified as CVE-2018-1059 and can lead to unauthorized data exposure, posing a significant risk to system integrity and confidentiality.
How To Fix
Minimum fixed version
17.11.2-1ubuntu0.1
This is the first release that contains the fix.
sudo apt-get install --only-upgrade dpdkTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
As a temporary measure, it is recommended to limit the access of untrusted guests to the system until the package can be updated. This can be done by configuring your virtualization environment to restrict guest permissions.
Conclusion
The DPDK vulnerability (CVE-2018-1059) poses a serious risk of information disclosure due to improper handling of guest physical ranges. It is crucial to update to the patched version 17.11.2-1ubuntu0.1 to safeguard your system. Additionally, utilizing tools like Vulert can help monitor and alert for such vulnerabilities in real-time.
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FAQ
DPDK stands for Data Plane Development Kit, a set of libraries and drivers for fast packet processing.
CVE-2018-1059 is the identifier for the vulnerability discovered in DPDK that allows potential information disclosure.
You can use Vulert, which monitors and alerts for open-source vulnerabilities in your software. Visit Vulert Scanner to check if your application is affected.
Yes, you can limit the access of untrusted guests to your system as a temporary workaround.
If immediate updates are not possible, ensure that your system is configured to minimize exposure to untrusted guests until the patch can be applied.
References
Related vulnerabilities
Recent vulnerabilities recorded for dpdk.
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