USN-7057-1: WEBrick vulnerability

Releases

• Ubuntu 24.04 LTS

Packages

• ruby-webrick - HTTP server toolkit in Ruby

Details

It was discovered that WEBrick incorrectly handled having both a Content-
Length header and a Transfer-Encoding header. A remote attacker could
possibly use this issue to perform a HTTP request smuggling attack.

Update instructions

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

Ubuntu 24.04

• ruby-webrick - 1.8.1-1ubuntu0.1

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

References

• CVE-2024-47220

Related notices

• USN-7057-2: ruby-webrick