USN-7031-1

It was discovered that Puma incorrectly handled parsing certain headers. A remote attacker could possibly use this issue to overwrite header values set by intermediate proxies by providing duplicate headers containing underscore characters.

References

Affected packages

Ubuntu:24.04:LTS / puma

Package

Name: puma
Purl: pkg:deb/ubuntu/puma@6.4.2-4ubuntu4.3?arch=source&distro=noble

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

6.4.2-4ubuntu4.3

Affected versions

5.*

5.6.5-4ubuntu2

5.6.5-4ubuntu3

6.*

6.4.2-4ubuntu1

6.4.2-4ubuntu3

6.4.2-4ubuntu4

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "puma",
            "binary_version": "6.4.2-4ubuntu4.3"
        },
        {
            "binary_name": "puma-dbgsym",
            "binary_version": "6.4.2-4ubuntu4.3"
        }
    ]
}