crates.io/wasmtime CVE-2026-115384: unknown, EPSS 0.31%
Wasmtime component async-lifted callback result count is unvalidated, causing a native stack buffer overflow
Action: Upgrade wasmtime to 48.0.4 or later.
cargo update -p wasmtime --precise 48.0.4cargo update -p wasmtime --precise 49.0.2Affected
| introduced | fixed | last affected |
|---|---|---|
| 39.0.0 | 48.0.4 | - |
| 49.0.0 | 49.0.2 | - |
Fixed versions
| 48.0.4 | 49.0.2 |
Sources
- osv: RUSTSEC-2026-0327
- https://crates.io/crates/wasmtime
- https://rustsec.org/advisories/RUSTSEC-2026-0327.html
- https://github.com/bytecodealliance/wasmtime/pull/14471
CVE-2026-115384 · published · modified · JSON