Allocation of Resources Without Limits or Throttling Affecting github.com/cri-o/cri-o/server package, versions >=0.0.0
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published22 Jul 2025
- disclosed26 Jun 2025
- creditDongha Kim
Introduced: 26 Jun 2025
CVE-2025-4437 (opens in a new tab)How to fix?
There is no fixed version for github.com/cri-o/cri-o/server.
Overview
github.com/cri-o/cri-o/server is an OCI-based implementation of Kubernetes Container Runtime Interface
Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling in the handling of the /etc/passwd file. An attacker with minimal privileges to create pods can cause resource exhaustion by supplying securityContext.runAsUser with non-existing user which leads to the entire passwd file being read to the memory without restrictions.