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Ubuntu 22.04 LTS: USN-7410-1 critical: Tomcat resource consumption DoS

ubuntu
Calendar Grey April 7, 2025
Dist Ubuntu Esm H88
Debian Security Notice DSN-2547-2 outlines a Nginx performance degradation problem resulting from manipulated incoming data.
Tomcat could be made to consume resources if it received specially crafted network traffic.

Summary

Tomcat could be made to consume resources if it received specially crafted

network traffic.

Software Description:

- tomcat9: Servlet and JSP engine

Details:

It was discovered that Tomcat incorrectly handled request cancellation. A

remote attacker could possibly use this issue to cause tomcat9 to consume

resources, leading to a denial of service.

Topics%20covered

Topics Covered

security advisory DoS Ubuntu network traffic resource consumption tomcat9

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 22.04 LTS
  tomcat9-common                  9.0.58-1ubuntu0.2

Ubuntu 20.04 LTS
  tomcat9-common                  9.0.31-1ubuntu0.9

Ubuntu 18.04 LTS
  tomcat9-common                  9.0.16-3ubuntu0.18.04.2+esm5
				  Available with Ubuntu Pro

In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-7410-1

CVE-2023-44487

Severity
critical
Lowest
Low
Medium
High
Critical

==========================================================================

Topics%20covered

Topics Covered

security advisory DoS Ubuntu network traffic resource consumption tomcat9

Package Information

https://launchpad.net/ubuntu/+source/tomcat9/9.0.58-1ubuntu0.2
https://launchpad.net/ubuntu/+source/tomcat9/9.0.31-1ubuntu0.9

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