Description
Docker Engine before 18.09 allows attackers to cause a denial of service (dockerd memory consumption) via a large integer in a --cpuset-mems or --cpuset-cpus value, related to daemon/daemon_unix.go, pkg/parsers/parsers.go, and pkg/sysinfo/sysinfo.go.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | docker.io | 18.09.1+dfsg1-2 | — |
| Debian 13 | docker.io | 18.09.1+dfsg1-2 | — |
| Debian 12 | docker.io | 18.09.1+dfsg1-2 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | docker.io | 18.09.2-0ubuntu1~18.04.1 | — |
| Ubuntu 16.04 LTS | docker.io | 18.09.2-0ubuntu1~16.04.1 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat Rhel Extras Other 7 | docker +7 | 2:1.13.1-94.gitb2f74b2.el7 | RHSA-2019:0487 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP7 | docker-stable | 24.0.9_ce-150000.1.25.1 | SUSE-SU-2025:03545-1 |
| SLES 15 SP6 | docker-stable | 24.0.9_ce-150000.1.25.1 | SUSE-SU-2025:03545-1 |
| SLES 15 SP5 | docker-stable | 24.0.9_ce-150000.1.25.1 | SUSE-SU-2025:03545-1 |
| SLES 15 SP4 | docker-stable | 24.0.9_ce-150000.1.25.1 | SUSE-SU-2025:03545-1 |
| SLES 15 SP3 | docker-stable | 24.0.9_ce-150000.1.25.1 | SUSE-SU-2025:03545-1 |
Show 8 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP5 | docker-stable | 24.0.9_ce-1.20.1 | SUSE-SU-2025:03540-1 |
| SLES for SAP 15 SP5 | docker-stable | 24.0.9_ce-150000.1.25.1 | SUSE-SU-2025:03545-1 |
| SLES for SAP 15 SP4 | docker-stable | 24.0.9_ce-150000.1.25.1 | SUSE-SU-2025:03545-1 |
| SLES for SAP 15 SP3 | docker-stable | 24.0.9_ce-150000.1.25.1 | SUSE-SU-2025:03545-1 |
| SLE HPC 15 SP5 | docker-stable | 24.0.9_ce-150000.1.25.1 | SUSE-SU-2025:03545-1 |
| SLE HPC 15 SP4 | docker-stable | 24.0.9_ce-150000.1.25.1 | SUSE-SU-2025:03545-1 |
| SLE HPC 15 SP3 | docker-stable | 24.0.9_ce-150000.1.25.1 | SUSE-SU-2025:03545-1 |
| SUSE Enterprise Storage 7.1 | docker-stable | 24.0.9_ce-150000.1.25.1 | SUSE-SU-2025:03545-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | docker | 20.10.6_ce-2.1 | openSUSE-SU-2024:10722-1 |
| openSUSE Tumbleweed | docker-stable | 24.0.9_ce-15.1 | openSUSE-SU-2025:15589-1 |
| openSUSE Leap 15.6 | docker-stable | 24.0.9_ce-150000.1.25.1 | SUSE-SU-2025:03545-1 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | buildah | 1.41.4-2 | — |
| Azure Linux 3 | podman | 5.6.1-2 | — |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | docker-engine | 18.03.1.ol-0.0.14.el7 | ELSA-2019-4597 |
Advisories 8
- WID-SEC-2022-0510 IBM DB2: Mehrere Schwachstellen BSI CERT-Bund (WID) · May 18, 2026
- openSUSE-SU-2025:15589-1 docker-stable-24.0.9_ce-15.1 on GA media SUSE / openSUSE Security Updates · Mar 23, 2026
- SUSE-SU-2025:03545-1 Security update for docker-stable SUSE / openSUSE Security Updates · Mar 23, 2026
- openSUSE-SU-2024:10722-1 docker-20.10.6_ce-2.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2025:03540-1 Security update for docker-stable SUSE / openSUSE Security Updates · Feb 4, 2026
- RHSA-2019:0487 Red Hat Security Advisory: docker security and bug fix update Red Hat Security Advisories (RHSA) · Nov 22, 2025
- WID-SEC-2025-2176 docker: Schwachstelle ermöglicht Denial of Service BSI CERT-Bund (WID) · Oct 12, 2025
- ELSA-2019-4597 Important: docker-engine security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Apr 2, 2019