CVE-2026-107446
mediumcontainerd overlaybd through 1.0.18 has a do_load_index (LSMT index loading) integer overflow (and resultant out-of-bounds heap access) for index_bytes, if an…
containerd overlaybd through 1.0.18 has a do_load_index (LSMT index loading) integer overflow (and resultant out-of-bounds heap access) for index_bytes, if an untrusted overlaybd blob from a registry is used in a scenario with multiple overlaybd-backed containers.
CVSS
6.8
6.8 (CVSS v3.1)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H Severity source: NVD CVSS v3.1 (cve@mitre.org)
Timeline (UTC)
Published: 2026-10-08 04:17
Modified: 2026-10-08 21:33
NVD status: Awaiting Analysis
Last synced 3 days ago
Verified against the source API 2026-10-27 06:58 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/containerd/overlaybd/blob/58f1508f4c841fe27da428f54d987000f7dae4de/src/... cve@mitre.org
- https://github.com/containerd/overlaybd/blob/58f1508f4c841fe27da428f54d987000f7dae4de/src/... cve@mitre.org
- https://github.com/containerd/overlaybd/commit/a536e3341c82517268b5ce32375b36faecb1fb40 cve@mitre.org
- https://github.com/containerd/overlaybd/commit/d80c1790920a17e84da025675530624aee753f1b cve@mitre.org
- https://github.com/containerd/overlaybd/pull/438 cve@mitre.org
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 06:58 UTC · record ↗