CVE-2025-64329

containerd CRI server: Host memory exhaustion through Attach goroutine leak

Published Nov 7, 2025 CVSS 4.0 · 6.9 Medium EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-4467-1 containerd security update
Debian DSA Debian DSA DSA-6067-1 containerd security update
Github GHSA Github GHSA GHSA-m6hq-p25p-ffr2 containerd CRI server: Host memory exhaustion through Attach goroutine leak
Ubuntu USN Ubuntu USN USN-7983-1 containerd vulnerabilities
History
Type Values Removed Values Added
CPEs cpe:2.3:a:linuxfoundation:containerd:*:*:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:containerd:2.2.0:beta0:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:containerd:2.2.0:beta1:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:containerd:2.2.0:beta2:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:containerd:2.2.0:rc0:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:containerd:2.2.0:rc1:*:*:*:*:*:*
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Containerd
Containerd containerd
Linuxfoundation
Linuxfoundation containerd
Vendors & Products Containerd
Containerd containerd
Linuxfoundation
Linuxfoundation containerd
Type Values Removed Values Added
Description 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.
Title containerd CRI server: Host memory exhaustion through Attach goroutine leak
Weaknesses CWE-401
References
Metrics cvssV4_0

{'score': 6.9, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Nov 7, 2025, 5:42 PM
Reserved
Oct 30, 2025, 5:40 PM
Status
Analyzed
Published
Nov 7, 2025, 5:16 AM
Modified
Jun 17, 2026, 9:54 AM
Severity
Moderate
Public date
Nov 7, 2025, 4:15 AM