Debian LTS: DLA-2282-1: rails security update
Summary
CVE-2020-8163
A code injection vulnerability in Rails would allow an attacker
who controlled the `locals` argument of a `render` call to perform
a RCE.
CVE-2020-8164
A deserialization of untrusted data vulnerability exists in rails
which can allow an attacker to supply information can be
inadvertently leaked from Strong Parameters.
CVE-2020-8165
A deserialization of untrusted data vulnernerability exists in
rails that can allow an attacker to unmarshal user-provided objects
in MemCacheStore and RedisCacheStore potentially resulting in an
RCE.
For Debian 9 stretch, these problems have been fixed in version
2:4.2.7.1-1+deb9u3.
We recommend that you upgrade your rails packages.
For the detailed security status of rails please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/rails
Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS