Integer Overflow Vulnerability in DPDK Package Could Lead to Memory Corruption
Summary
UBUNTU-CVE-2020-10722: A vulnerability was found in DPDK versions 18.05 and above. Affects dpdk versions < 17.11.9-0ubuntu18.04.2. Fixed in 17.11.9-0ubuntu18.04.2. How to fix ↓
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Background
The Data Plane Development Kit (DPDK) is a set of libraries and drivers for fast packet processing. It is widely used in networking applications to enhance performance by bypassing the kernel network stack. DPDK provides a framework for building high-performance network applications and is critical for systems requiring low latency and high throughput. However, certain versions of DPDK are vulnerable to an integer overflow issue that could compromise system integrity.
Vulnerability Detail
A vulnerability was identified in DPDK versions 18.05 and above, specifically in the function vhost_user_set_log_base(). The flaw arises from a missing check for integer overflow, which can lead to a smaller memory map than requested. This situation may allow for memory corruption, potentially leading to system crashes or unauthorized access to sensitive data. The CVSS score for this vulnerability is 6.7, indicating a medium severity level.
How To Fix
Minimum fixed version
17.11.9-0ubuntu18.04.2
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 workaround, you may consider disabling the affected functionality in DPDK until the package can be updated. This can be done by modifying the configuration files or disabling specific features that utilize the vhost_user_set_log_base() function.
Conclusion
The integer overflow vulnerability in DPDK poses a significant risk to systems utilizing this package. It is crucial for users to update to the latest patched versions to mitigate potential threats. Regular monitoring and vulnerability assessments are recommended to maintain system integrity.
See every vulnerability recorded for dpdk →
FAQ
DPDK stands for Data Plane Development Kit, a set of libraries and drivers designed for fast packet processing in networking applications.
The vulnerability affects DPDK versions 18.05 and above.
Exploiting this vulnerability could lead to memory corruption, system crashes, or unauthorized access to sensitive data.
You can use the Vulert platform to monitor and alert for open-source vulnerabilities in your software. Visit Vulert Scanner to check your application without needing to sign up.
The CVSS score for this vulnerability is 6.7, indicating a medium severity level.
References
Related vulnerabilities
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