Resource exhaustion in containerd - CVE-2026-47262
Published: June 19, 2026
Vulnerability identifier: #VU134889
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-47262
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: containerd
Affected software:
containerd
containerd
Detailed vulnerability description
The vulnerability allows a remote user to cause a denial of service.
The vulnerability exists due to uncontrolled resource consumption in group parsing when creating a container from a maliciously crafted image. A remote user can supply a specially crafted image to cause a denial of service.
Successful exploitation can exhaust memory and trigger an out-of-memory kill of the containerd process, making the runtime API unavailable.
How to mitigate CVE-2026-47262
Install security update from vendor's website.