USN-4938-1: Unbound vulnerabilities
6 May 2021
Several security issues were fixed in Unbound.
Releases
Packages
- unbound - validating, recursive, caching DNS resolver
Details
It was discovered that Unbound contained multiple security issues. A
remote attacker could possibly use these issues to cause a denial of
service, inject arbitrary commands, execute arbitrary code, and overwrite
local files.
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 20.04
Ubuntu 18.04
In general, a standard system update will make all the necessary changes.