Debian Security Advisory

DLA-3392-1 ruby-rack -- LTS security update

Date Reported:
17 Apr 2023
Affected Packages:
Security database references:
In Mitre's CVE dictionary: CVE-2023-27530, CVE-2023-27539.
More information:

Two ruby-rack issues have been addressed:

  • CVE-2023-27530

    Description: Limit all multipart parts, not just files.

  • CVE-2023-27539

    Description: Split headers on commas, then strip the strings in order to avoid ReDoS issues.

For Debian 10 buster, these problems have been fixed in version 2.0.6-3+deb10u3.

We recommend that you upgrade your ruby-rack packages.

For the detailed security status of ruby-rack 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: