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CVE-2025-64329

Updated on 07 Nov 2025

Severity

5.5 Medium severity

Details

CVSS score
5.5
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE ID
Links
NISTCIRCLRHELUbuntu

Overview

About vulnerability

containerd is an open-source container runtime. Versions 1.7.28 and below, 2.0.0-beta.0 through 2.0.6, 2.1.0-beta.0 through 2.1.4, and 2.2.0-beta.0 through 2.2.0-rc.1 contain a bug in the CRI Attach implementation where a user can exhaust memory on the host due to goroutine leaks. This issue is fixed in versions 1.7.29, 2.0.7, 2.1.5 and 2.2.0. To workaround this vulnerability, users can set up an admission controller to control accesses to pods/attach resources.

Details

Affected product:
AlmaLinux 9.2 ESU , Grafana , Loki , Ubuntu 16.04 ELS , Ubuntu 18.04 ELS , containerd/containerd , cortexproject/cortex , drone-runners/drone-runner-docker , github.com/containerd/containerd , github.com/cortexproject/cortex , github.com/golang-migrate/migrate , github.com/influxdata/telegraf , github.com/openfga/openfga , github.com/prometheus/prometheus , golang-migrate/migrate , harness/drone-cli , influxdata/telegraf , openfga/openfga , ory/x , prometheus/prometheus
Affected packages:
github.com/containerd/containerd @ 1.4.1 (+37 more)
containerd is an open-source container runtime. Versions 1.7.28 and below, 2.0.0-beta.0 through 2.0.6, 2.1.0-beta.0 through 2.1.4, and 2.2.0-beta.0 through 2.2.0-rc.1 contain a bug in the CRI Attach implementation where a user can exhaust memory on the host due to goroutine leaks. This issue is fixed in versions 1.7.29, 2.0.7, 2.1.5 and 2.2.0. To workaround this vulnerability, users can set up an admission controller to control accesses to pods/attach resources.

Fixes