ALSA-2023:0171 - dpdk security update
Summary
ALSA-2023:0171: Important: dpdk security update. Affects dpdk versions < 21.11-2.el8_7. Fixed in 21.11-2.el8_7. How to fix ↓
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Background
The dpdk packages provide the Data Plane Development Kit, which is a set of libraries and drivers for fast packet processing in the user space. It enables efficient packet processing for network functions virtualization (NFV) and software-defined networking (SDN) solutions. The dpdk package is widely used in various networking applications and environments.
Vulnerability Detail
The vulnerability (CVE-2022-2132) in dpdk allows for a denial-of-service (DoS) attack when a Vhost header crosses more than two descriptors and exhausts all mbufs. This vulnerability can be exploited by an attacker to cause a system crash or disrupt network traffic, leading to a loss of service availability. The impact of this vulnerability is significant, as it affects the core functionality of dpdk and can potentially impact the performance and stability of network applications relying on it.
How To Fix
Minimum fixed version
21.11-2.el8_7
This is the first release that contains the fix.
sudo dnf update dpdkTip — 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. It is advised to apply the security update as soon as possible to mitigate the risk.
Conclusion
The dpdk package is vulnerable to a DoS attack when a Vhost header crosses more than two descriptors and exhausts all mbufs. To mitigate this vulnerability, it is crucial to update the dpdk package to version 21.11-2.el8_7 or later. Applying the security update will ensure the stability and performance of network applications relying on dpdk. For further support and assistance in vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for dpdk →
FAQ
The Data Plane Development Kit (dpdk) is a set of libraries and drivers for fast packet processing in the user space. It enables efficient packet processing for network functions virtualization (NFV) and software-defined networking (SDN) solutions.
The vulnerability allows for a denial-of-service (DoS) attack, which can lead to system crashes and disruption of network traffic. This can result in a loss of service availability.
To fix this vulnerability, update the dpdk package to version 21.11-2.el8_7 or later. This update includes the necessary patches to address the DoS vulnerability.
There are no specific workarounds mentioned for this vulnerability. It is recommended to apply the security update to mitigate the risk.
You can find more information about this vulnerability, including the impact, CVSS score, and related details, on the CVE page: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2132
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