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Ubuntu 23.10 & 23.04 USN-6597-1: Puma DoS Resource Issue

ubuntu
Calendar Grey January 25, 2024
Dist Ubuntu Esm H88
Ubuntu Security Notice USN-6597-1 addresses critical Puma resource issues leading to potential denial of service.
Puma could be made to consume resources if it received specially crafted network traffic.

Summary

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 23.10 - Ubuntu 23.04 Summary: Puma could be made to consume resources if it received specially crafted network traffic. Software Description: - puma: threaded HTTP 1.1 server for Ruby/Rack applications Details: It was discovered that Puma incorrectly handled parsing chunked transfer encoding bodies. A remote attacker could possibly use this issue to cause Puma to consume resources, leading to a denial of service.

Topics%20covered

Topics Covered

security advisory denial of service Ubuntu resource consumption network issue Puma

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 23.10: puma 5.6.5-4ubuntu2.1 Ubuntu 23.04: puma 5.6.5-3ubuntu1.2 In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-6597-1

CVE-2024-21647

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-6597-1

Topics%20covered

Topics Covered

security advisory denial of service Ubuntu resource consumption network issue Puma

Package Information

https://launchpad.net/ubuntu/+source/puma/5.6.5-4ubuntu2.1 https://launchpad.net/ubuntu/+source/puma/5.6.5-3ubuntu1.2

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