CVE-2026-53495
unknown
CVSS v3
—
CVSS v4 NEW
—
VIR risk
—
Description
containerd: CRI ExecSync Goroutine Leak Leads to Node-Level Denial of Service
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
Propose a mitigation on Community Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Alpine Fixed 1 release
| Version | Status | Fixed in |
|---|---|---|
| v3.24 | Fixed | 2.3.5-r0 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Go | github.com/containerd/containerd/v2 | <2.0.12 | 2.0.12 |
| Go | github.com/containerd/containerd | <1.7.35 | 1.7.35 |
| Go | github.com/containerd/containerd/v2 | >=2.2.0,<2.2.8 | 2.2.8 |
| Go | github.com/containerd/containerd/v2 | >=2.3.0,<2.3.5 | 2.3.5 |
References
- https://security.alpinelinux.org/vuln/CVE-2026-53495
- https://pkgs.alpinelinux.org/packages?name=containerd
- https://github.com/containerd/containerd/security/advisories/GHSA-7jxh-36q5-gcqv
- https://github.com/containerd/containerd
- https://github.com/containerd/containerd/releases/tag/v1.7.35
- https://github.com/containerd/containerd/releases/tag/v2.0.12
- https://github.com/containerd/containerd/releases/tag/v2.2.8
- https://github.com/containerd/containerd/releases/tag/v2.3.5
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.