Vulnerability record · CVE-2025-64329 · published 7 November 2025

CVE-2025-64329: Linuxfoundation containerd memory leak vulnerability

Linuxfoundation · Containerd

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.

6.9 CVSS 4.0 Medium EPSS 0.16% · top 95.6% CWE-401 · Memory leak

6.9CVSS 4.0 base score

0.16%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

2References

17 Jun 2026Last modified by NVD

Description

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Containerd Linuxfoundation

References

Link	Tags
https://github.com/containerd/containerd/commit/083b53cd6f19b5de7717b0ce92c11bdf95e612df	Patch
https://github.com/containerd/containerd/security/advisories/GHSA-m6hq-p25p-ffr2	PatchVendor Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2025-64329), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.