Debian Security Advisory

DLA-2655-1 rails -- LTS security update

Date Reported:
12 May 2021
Affected Packages:
Security database references:
In the Debian bugtracking system: Bug 988214.
In Mitre's CVE dictionary: CVE-2021-22885, CVE-2021-22904.
More information:

  • CVE-2021-22885

    There is a possible information disclosure/unintended method execution vulnerability in Action Pack when using the `redirect_to` or `polymorphic_url` helper with untrusted user input.

  • CVE-2021-22904

    There is a possible DoS vulnerability in the Token Authentication logic in Action Controller. Impacted code uses `authenticate_or_request_with_http_token` or `authenticate_with_http_token` for request authentication.

For Debian 9 stretch, these problems have been fixed in version 2:

We recommend that you upgrade your rails packages.

For the detailed security status of rails please refer to its security tracker page at:

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: