Allocation of Resources Without Limits or Throttling Affecting wizer package, versions <11.0.3-r12


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.32% (24th percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-WIZER-17690237
  • published30 Jun 2026
  • disclosed14 May 2026

Introduced: 14 May 2026

CVE-2026-44216  (opens in a new tab)
CWE-770  (opens in a new tab)

How to fix?

Upgrade Chainguard wizer to version 11.0.3-r12 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream wizer package and not the wizer package as distributed by Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

Wasmtime is a runtime for WebAssembly. From 30.0.0 to 36.0.8, 43.0.2, and 44.0.1, Wasmtime's allocation logic for a WebAssembly table contained checked arithmetic which panicked on overflow. This overflow is possible to trigger, and thus panic, when a table with an extremely large size is allocated. This is possible with the WebAssembly memory64 proposal where tables can have sizes in the 64-bit range as opposed to the previous 32-bit range which would not overflow. The panic happens when attempting to create a very large table, such as when instantiating a WebAssembly module or component. This vulnerability is fixed in 36.0.8, 43.0.2, and 44.0.1.

CVSS Base Scores

version 3.1