Description
Kyverno is a policy engine designed for cloud native platform engineering teams. Versions prior to 1.16.3 and 1.15.3 have unbounded memory consumption in Kyverno's policy engine that allows users with policy creation privileges to cause denial of service by crafting policies that exponentially amplify string data through context variables. Versions 1.16.3 and 1.15.3 contain a patch for the vulnerability.
Problem types
CWE-770: Allocation of Resources Without Limits or Throttling
Product status
>= 1.16.0, < 1.16.3
References
github.com/...yverno/security/advisories/GHSA-r2rj-wwm5-x6mq
github.com/...ommit/7a651be3a8c78dcabfbf4178b8d89026bf3b850f
github.com/...ommit/f5617f60920568a301740485472bf704892175b7