[DRE-maint] Bug#1014717: ruby-sinatra: CVE-2022-29970

[Moritz Mühlenhoff]

Source: ruby-sinatra
X-Debbugs-CC: team at security.debian.org
Severity: grave
Tags: security

Hi,

The following vulnerability was published for ruby-sinatra.

CVE-2022-29970[0]:
| Sinatra before 2.2.0 does not validate that the expanded path matches
| public_dir when serving static files.

https://github.com/sinatra/sinatra/commit/462c3ca1db53ed3cfc394cf5948e9c948ad1c10e (v2.2.0)

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-2022-29970
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-29970

Please adjust the affected versions in the BTS as needed.