Debian Security Advisory
DLA-2555-1 netty -- LTS security update
- Date Reported:
- 11 Feb 2021
- Affected Packages:
- Security database references:
- In Mitre's CVE dictionary: CVE-2021-21290.
- More information:
It was discovered that there was an insecure temporary file issue that could have lead to disclosure of arbitrary local files.
Netty is an open-source, asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers & clients. In Netty before version 4.1.59.Final there is a vulnerability on Unix-like systems involving an insecure temp file. [...]
For Debian 9
Stretch, these problems have been fixed in version 1:4.1.7-2+deb9u3.
We recommend that you upgrade your netty packages.
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