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

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), github.com/containerd/containerd/v2 (Go). 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
    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
    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

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