Medium severity6.8NVD Advisory· Published Oct 8, 2026
CVE-2026-107446
CVE-2026-107446
Description
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.
Affected products
1- Range: <=1.0.18
Patches
Vulnerability mechanics
References
5- github.com/containerd/overlaybd/blob/58f1508f4c841fe27da428f54d987000f7dae4de/src/image_file.cppnvd
- github.com/containerd/overlaybd/blob/58f1508f4c841fe27da428f54d987000f7dae4de/src/overlaybd/lsmt/file.cppnvd
- github.com/containerd/overlaybd/commit/a536e3341c82517268b5ce32375b36faecb1fb40nvd
- github.com/containerd/overlaybd/commit/d80c1790920a17e84da025675530624aee753f1bnvd
- github.com/containerd/overlaybd/pull/438nvd
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