# CVE-2025-64329: containerd CRI server: Host memory exhaustion through Attach goroutine leak CVE-2025-64329 is fixed in 8 products on 1 platform, first by containerd 1.6.12-0ubuntu1~18.04.1+esm3, released November 6, 2025. It is not reported as exploited. Patch Radar priority: Routine. - Web page: https://patchblox.com/security/cve/CVE-2025-64329 - Priority: Routine - CVSS: 5.5 (Moderate) - EPSS: 0.0017 - CISA KEV: not listed - Exploited (vendor report): no - Publicly disclosed: no - Published: Nov 6, 2025 - Weakness: Missing Release of Memory after Effective Lifetime - Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-64329 ## 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. ## Where it's fixed | Platform | Product | Fixed in | Fix | Released | |---|---|---|---|---| | Linux | containerd Debian 12.15 (bookworm) | 1.6.20~ds1-1+deb12u3 | [DEBIAN-CVE-2025-64329](https://patchblox.com/security/data/fix/linux/debian-cve-2025-64329.md) | Nov 7, 2025 | | Linux | containerd Debian 13.5 (trixie) | 1.7.24~ds1-6+deb13u1 | [DEBIAN-CVE-2025-64329](https://patchblox.com/security/data/fix/linux/debian-cve-2025-64329.md) | Nov 7, 2025 | | Linux | containerd Debian 14 | 1.7.24~ds1-10 | [DEBIAN-CVE-2025-64329](https://patchblox.com/security/data/fix/linux/debian-cve-2025-64329.md) | Nov 7, 2025 | | Linux | containerd Ubuntu 18.04.6 LTS (bionic) | 1.6.12-0ubuntu1~18.04.1+esm3 | [containerd 1.6.12-0ubuntu1~18.04.1+esm3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-containerd-1.6.12-0ubuntu1-18.04.1-esm3.md) | Nov 6, 2025 | | Linux | containerd Ubuntu 20.04 LTS (focal) | 1.7.24-0ubuntu1~20.04.2+esm1 | [containerd 1.7.24-0ubuntu1~20.04.2+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-containerd-1.7.24-0ubuntu1-20.04.2-esm1.md) | Nov 6, 2025 | | Linux | containerd Ubuntu 22.04.1 LTS (jammy) | 1.7.28-0ubuntu1~22.04.1+esm1 | [containerd 1.7.28-0ubuntu1~22.04.1+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-containerd-1.7.28-0ubuntu1-22.04.1-esm1.md) | Nov 6, 2025 | | Linux | containerd Ubuntu 24.04.5 LTS (noble) | 1.7.28-0ubuntu1~24.04.2 | [containerd 1.7.28-0ubuntu1~24.04.2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-containerd-1.7.28-0ubuntu1-24.04.2.md) | Nov 6, 2025 | | Linux | containerd Ubuntu 25.10 (questing) | 2.1.3-0ubuntu3.1 | [containerd 2.1.3-0ubuntu3.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-containerd-2.1.3-0ubuntu3.1.md) | Nov 6, 2025 | | Linux | containerd amzn 2023 | 2.1.5-1.amzn2023.0.1 | [ALAS2023-2025-1304](https://patchblox.com/security/data/fix/linux/alas2023-2025-1304.md) | Dec 8, 2025 | | Linux | containerd opensuse-leap 15.6 | 1.7.29-150000.128.1 | [SUSE-SU-2025:4288-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-4288-1.md) | Nov 28, 2025 | | Linux | containerd opensuse-leap 16.0 | 1.7.33-160000.1.1 | [OPENSUSE-SU-2026:21213-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21213-1.md) | Jul 2, 2026 | | Linux | containerd sles 15.6 | 1.7.29-150000.128.1 | [SUSE-SU-2025:4288-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-4288-1.md) | Nov 28, 2025 | | Linux | containerd sles 15.7 | 1.7.29-150000.128.1 | [SUSE-SU-2025:4288-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-4288-1.md) | Nov 28, 2025 | | Linux | containerd-debuginfo amzn 2023 | 2.1.5-1.amzn2023.0.1 | [ALAS2023-2025-1304](https://patchblox.com/security/data/fix/linux/alas2023-2025-1304.md) | Dec 8, 2025 | | Linux | containerd-debugsource amzn 2023 | 2.1.5-1.amzn2023.0.1 | [ALAS2023-2025-1304](https://patchblox.com/security/data/fix/linux/alas2023-2025-1304.md) | Dec 8, 2025 | | Linux | containerd-stress amzn 2023 | 2.1.5-1.amzn2023.0.1 | [ALAS2023-2025-1304](https://patchblox.com/security/data/fix/linux/alas2023-2025-1304.md) | Dec 8, 2025 | | Linux | containerd-stress-debuginfo amzn 2023 | 2.1.5-1.amzn2023.0.1 | [ALAS2023-2025-1304](https://patchblox.com/security/data/fix/linux/alas2023-2025-1304.md) | Dec 8, 2025 | | Linux | golang-github-containerd-containerd-api-dev Ubuntu 25.10 (questing) | 1.7.24~ds1-8ubuntu1.1 | [golang-github-containerd-containerd-api-dev 1.7.24~ds1-8ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-golang-github-containerd-containerd-api-dev-1.7.24-ds1-8ubuntu1.1.md) | Nov 6, 2025 | | Linux | golang-github-containerd-containerd-dev Ubuntu 18.04.6 LTS (bionic) | 1.6.12-0ubuntu1~18.04.1+esm3 | [golang-github-containerd-containerd-dev 1.6.12-0ubuntu1~18.04.1+esm3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-golang-github-containerd-containerd-dev-1.6.12-0ubuntu1-18.04.1-esm3.md) | Nov 6, 2025 | | Linux | golang-github-containerd-containerd-dev Ubuntu 20.04 LTS (focal) | 1.6.12-0ubuntu1~20.04.8+esm1 | [golang-github-containerd-containerd-dev 1.6.12-0ubuntu1~20.04.8+esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-golang-github-containerd-containerd-dev-1.6.12-0ubuntu1-20.04.8-esm1.md) | Nov 6, 2025 | | Linux | golang-github-containerd-containerd-dev Ubuntu 22.04.1 LTS (jammy) | 1.6.12-0ubuntu1~22.04.10 | [golang-github-containerd-containerd-dev 1.6.12-0ubuntu1~22.04.10](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-golang-github-containerd-containerd-dev-1.6.12-0ubuntu1-22.04.10.md) | Nov 6, 2025 | | Linux | golang-github-containerd-containerd-dev Ubuntu 24.04.5 LTS (noble) | 1.6.24~ds1-1ubuntu1.3+esm2 | [golang-github-containerd-containerd-dev 1.6.24~ds1-1ubuntu1.3+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-golang-github-containerd-containerd-dev-1.6.24-ds1-1ubuntu1.3-esm2.md) | Nov 6, 2025 | | Linux | golang-github-containerd-containerd-dev Ubuntu 25.10 (questing) | 1.7.24~ds1-8ubuntu1.1 | [golang-github-containerd-containerd-dev 1.7.24~ds1-8ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-golang-github-containerd-containerd-dev-1.7.24-ds1-8ubuntu1.1.md) | Nov 6, 2025 | | Linux | govulncheck-vulndb opensuse-leap 16.0 | 0.0.20260723T184607-160000.1.1 | [OPENSUSE-SU-2026:21483-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21483-1.md) | Jul 30, 2026 | --- Data as of 2026-11-08T13:06:02Z UTC. 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