Debian: DSA-4597-1: netty security update
Summary
For the oldstable distribution (stretch), this problem has been fixed
in version 1:4.1.7-2+deb9u1.
For the stable distribution (buster), this problem has been fixed in
version 1:4.1.33-1+deb10u1.
We recommend that you upgrade your netty packages.
For the detailed security status of netty please refer to its security
tracker page at:
https://security-tracker.debian.org/tracker/source-package/netty
Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/