net: fix up skbs delta_truesize in UDP GRO frag_list
Summary
GSD-2022-1000831: net: fix up skbs delta_truesize in UDP GRO frag_list. Affects Kernel versions >= 24cd3317418955fd9489e4e7e9c2b643691b270b, < 4e178ed14bda47942c1ccad3f60b774870b45db9. No fix is published. How to fix ↓
Check if this vulnerability affects your application
Upload a manifest or SBOM and we'll show whether you're affected, plus every other risky package in the same scan.
No signup required · Results in about 60 seconds
Habilume
Habit tracker with a companion that grows with you
Complete habits, earn Lume Points, and watch your Lume grow as you stay consistent.
Background
The vulnerability affects the Kernel package in the Linux ecosystem. The Kernel is the core component of the Linux operating system, responsible for managing system resources and providing an interface for applications to interact with the hardware. The vulnerability specifically impacts the handling of UDP GRO (Generic Receive Offload) frag_list in the Kernel's networking subsystem.
Vulnerability Detail
The vulnerability arises from an issue in the calculation of skbs delta_truesize in the UDP GRO frag_list. This can lead to incorrect memory allocation, potentially resulting in memory corruption or other security vulnerabilities. The vulnerability was introduced in version v5.10.10 of the Linux Kernel and is fixed in version v5.10.104.
How To Fix
No fixed version is published for this vulnerability.
Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →
Workaround
No specific workaround has been provided for this vulnerability.
Conclusion
The vulnerability in the Kernel package's handling of UDP GRO frag_list can lead to memory corruption or other security vulnerabilities. It is crucial to update the Linux Kernel to version v5.10.104 or later to mitigate these risks. For further support on vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for Kernel →
FAQ
The vulnerability can potentially lead to memory corruption or other security vulnerabilities in systems running the affected version of the Linux Kernel.
You can use the Vulert Playground (https://vulert.com/scanner) to check if your system is affected by this vulnerability. Simply upload your package-lock.json file and Vulert will analyze it for any open-source vulnerabilities, including this one.
At the time of this report, no known exploits for this vulnerability have been disclosed. However, it is important to promptly apply the recommended fix to mitigate any potential risks.
The vulnerability specifically affects the Kernel package in the Linux ecosystem. However, it is always recommended to keep all software components up to date to ensure overall system security.
You can find more information about this vulnerability in the vulnerability database maintained by the Cloud Security Alliance. The specific vulnerability entry can be accessed at: https://github.com/cloudsecurityalliance/gsd-database/blob/main/2022/1000xxx/GSD-2022-1000831.json
Related vulnerabilities
Recent vulnerabilities recorded for Kernel.
Habilume
Habit tracker with a companion that grows with you
Complete habits, earn Lume Points, and watch your Lume grow as you stay consistent.
