How severe is CVE-2025-64329?

CVE-2025-64329 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2025-64329 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-64329?

CVE-2025-64329 primarily affects Linuxfoundation Containerd. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-64329?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-64329 have an EU (EUVD) identifier?

Yes. CVE-2025-64329 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-38219.

When was CVE-2025-64329 published?

CVE-2025-64329 was published on 2025-11-07 and last updated on 2026-06-17.

CVE-2025-64329

CVE-2025-64329 is a medium-severity vulnerability in Linuxfoundation Containerd with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-401.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v4: 6.9
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-38219
Weakness: CWE-401
Affected product: Linuxfoundation Containerd
Published: 2025-11-07
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2025-64329?: 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.
How severe is CVE-2025-64329?: CVE-2025-64329 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2025-64329 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-64329?: CVE-2025-64329 primarily affects Linuxfoundation Containerd. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-64329?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-64329 have an EU (EUVD) identifier?: Yes. CVE-2025-64329 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-38219.
When was CVE-2025-64329 published?: CVE-2025-64329 was published on 2025-11-07 and last updated on 2026-06-17.

References

Affected products (6)

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:*:*:*:*:*:*

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