[DRE-maint] Bug#1103794: ruby3.1: CVE-2025-27221

[Salvatore Bonaccorso]

Source: ruby3.1
Version: 3.1.2-8.5
Severity: important
Tags: security upstream
X-Debbugs-Cc: carnil at debian.org, Debian Security Team <team at security.debian.org>

Hi,

The following vulnerability was published for ruby3.1.

CVE-2025-27221[0]:
| In the URI gem before 1.0.3 for Ruby, the URI handling methods
| (URI.join, URI#merge, URI#+) have an inadvertent leakage of
| authentication credentials because userinfo is retained even after
| changing the host.


If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2025-27221
    https://www.cve.org/CVERecord?id=CVE-2025-27221

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore