Lucet is a native WebAssembly compiler and runtime. There is a bug in the main branch of `lucet-runtime` affecting all versions published to crates.io that allows a use-after-free in an Instance object that could result in memory corruption…
Exact source revision recorded 24 Oct 2026 19:17:31 UTC. It does not establish the source's current position. Latest evidence.
nvd · CVE-2021-43790
PublishedNVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON.
Source analysis status: Modified
Weakness classifications: CWE-416
Original publisher date fields
published: 2021-11-30T00:15:07.357
lastModified: 2026-06-17T04:11:26.707
1 source CPE criteria · context only
- cpe:2.3:a:bytecodealliance:lucet:*:*:*:*:*:rust:*:*
The original JSON retains the logical configuration operators, exclusions and version bounds.
No normalized affected-package data is projected for this source revision. The original publisher record may contain additional product and version evidence; this does not establish that a package is unaffected.
Original source record · Cite this exact observation · Complete original publisher JSON