# CVE-2025-64329: GO-2025-4108 - containerd CRI server: Host memory exhaustion through Attach goroutine leak in github.com/containerd/containerd

Source: https://junglewise.ai/threats/cve-2025-64329-containerd-cri-server-host-memory-exhaustion-through-attach  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2025-11-17  
License: CC BY 4.0 with a link back

CVE-2025-64329 · Severity: medium · CVSS 4 · Published 2025-11-17

containerd CRI server: Host memory exhaustion through Attach goroutine leak in github.com/containerd/containerd

Technologies: [github.com/containerd/containerd (Go)](https://junglewise.ai/threats/technologies/github-com-containerd-containerd), [github.com/containerd/containerd/v2 (Go)](https://junglewise.ai/threats/technologies/github-com-containerd-containerd-v2). Vendors: [Go](https://junglewise.ai/threats/vendors/go).

## Quick answers

**Is CVE-2025-64329 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2025-64329 being exploited in the wild.

**How severe is CVE-2025-64329?** Medium severity, with a CVSS score of 4, published 17 November 2025.

**Which products and versions are affected?** github.com/containerd/containerd (Go) SEMVER:introduced=0,fixed=1.7.29; github.com/containerd/containerd/v2 (Go) SEMVER:introduced=0,fixed=2.0.7, SEMVER:introduced=0,fixed=2.0.7,introduced=2.1.0-beta.0,fixed=2.1.5,introduced=2.2.0-beta.0,fixed=2.2.0.

**Is there a fix for CVE-2025-64329?** Yes. github.com/containerd/containerd (Go): upgrade to 1.7.29 or later; github.com/containerd/containerd/v2 (Go): upgrade to 2.0.7, 2.2.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2025-64329?** Check whether you run github.com/containerd/containerd (Go) or github.com/containerd/containerd/v2 (Go) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- github.com/containerd/containerd (Go): upgrade to 1.7.29 or later

  ```sh
  go get github.com/containerd/containerd@v1.7.29
  ```

- github.com/containerd/containerd/v2 (Go): upgrade to 2.0.7, 2.2.0 or later

  ```sh
  go get github.com/containerd/containerd/v2@v2.2.0
  ```


## Affected products

- github.com/containerd/containerd (Go) SEMVER:introduced=0,fixed=1.7.29
- github.com/containerd/containerd/v2 (Go) SEMVER:introduced=0,fixed=2.0.7, SEMVER:introduced=0,fixed=2.0.7,introduced=2.1.0-beta.0,fixed=2.1.5,introduced=2.2.0-beta.0,fixed=2.2.0

## Identifiers

- CVE-2025-64329
- GHSA-m6hq-p25p-ffr2
- GO-2025-4108

## Related threats

- [containerd layer unpack denial of service via opaque whiteouts](https://junglewise.ai/threats/cve-2026-95838-containerd-unpack-dos-via-repeated-opaque-whiteouts)
- [containerd CRI plugin checkpoint restore privilege bypass](https://junglewise.ai/threats/cve-2026-95837-containerd-cri-plugin-checkpoint-restore-bypasses-destination)
- [Containerd image-pull denial of service via OCI index graph amplification](https://junglewise.ai/threats/cve-2026-53493-containerd-image-pull-denial-of-service-via-oci-index-graph)
- [containerd CRI ExecSync goroutine leak denial of service](https://junglewise.ai/threats/cve-2026-53495-containerd-cri-execsync-goroutine-leak-denial-of-service)
- [containerd CDI annotation smuggling during CRI checkpoint restore](https://junglewise.ai/threats/cve-2026-53492-containerd-cdi-annotation-smuggling-during-cri-checkpoint-restore)