Missing Release of Memory after Effective Lifetime Affecting github.com/containerd/containerd/v2/internal/cri/server package, versions <2.0.7>=2.1.0-beta.0 <2.1.5>=2.2.0-beta.0 <2.2.0
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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Start learning- Snyk IDSNYK-GOLANG-GITHUBCOMCONTAINERDCONTAINERDV2INTERNALCRISERVER-13849128
- published7 Nov 2025
- disclosed6 Nov 2025
- creditWheat2018
Introduced: 6 Nov 2025
NewCVE-2025-64329 Â (opens in a new tab)How to fix?
Upgrade github.com/containerd/containerd/v2/internal/cri/server to version 2.0.7, 2.1.5, 2.2.0 or higher.
Overview
Affected versions of this package are vulnerable to Missing Release of Memory after Effective Lifetime via the Attach functionality. An attacker can cause excessive memory consumption on the host by repeatedly initiating CRI Attach requests, leading to resource exhaustion due to goroutine leaks.
Workaround
This vulnerability can be mitigated by setting up an admission controller to control access to pods/attach resources.