Medium
6.9
Wasmtime 47.0.0 before 48.0.4 and 49.0.0 before 49.0.2 contains a missing GC rooting...
CVE-2026-115379
First seen on SecPulse
Affected packages
| Ecosystem | Package | Affected | Fixed |
|---|---|---|---|
| bytecodealliance | wasmtime |
≥ 47.0.0, < 48.0.4 ≥ 49.0.0, < 49.0.2 |
48.0.4 49.0.2 |
Original description The description as published by the source.
Wasmtime 47.0.0 before 48.0.4 and 49.0.0 before 49.0.2 contains a missing GC rooting vulnerability that leaves references live across try_call unrooted when compiling Wasm modules. Attackers can supply Wasm modules whose callee triggers garbage collection, leaving stale or dangling references that cause GC heap corruption or incorrect execution.
Source: CVE.org (CVE Program・cvelistV5) NVD GitHub Advisory
References
- web github.com
- web vulncheck.com
- web nvd.nist.gov
- web github.com