Resource exhaustion in containerd - CVE-2026-95838
Published: September 6, 2026 / Updated: October 16, 2026
Vulnerability identifier: #VU147165
CSH Severity: Low
CVSS v4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-95838
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to cause a denial of service.
The vulnerability exists due to uncontrolled resource consumption in the layer unpack handler when processing a maliciously crafted image layer. A remote attacker can provide a maliciously crafted image for pulling or importing to cause a denial of service.
User interaction is required to pull or import the crafted image.
Affected software
containerd
openEuler
Anolis OS
containerd
containerd-doc
openEuler
Anolis OS
containerd
containerd-doc
How to mitigate CVE-2026-95838
Install security update from vendor's website.
containerd - addressed in versions 1.7.35, 2.0.12, 2.2.8, 2.3.5
containerd - addressed in versions 1.2.0-330, 1.6.22-33
containerd - update to 1.7.34-4
containerd-doc - update to 1.7.34-4
containerd - addressed in versions 1.2.0-330, 1.6.22-33
containerd - update to 1.7.34-4
containerd-doc - update to 1.7.34-4