Update wasmi to 0.20.0 in wasmtime-fuzzing (#5256)

* update wasmi to 0.20 in wasmtime-fuzzing

* add cargo-vet entries for wasmi_core 0.5.0 and wasmi 0.20.0

Cargo.lock

@@ -1744,12 +1744,6 @@ dependencies = [
  "autocfg 1.1.0",
 ]
 
-[[package]]
-name = "memory_units"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8452105ba047068f40ff7093dd1d9da90898e63dd61736462e9cdda6a90ad3c3"
-
 [[package]]
 name = "miette"
 version = "5.1.0"
@@ -3302,9 +3296,9 @@ dependencies = [
 
 [[package]]
 name = "wasmi"
-version = "0.19.0"
+version = "0.20.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7428e8361e19d3affa9221ad674014b4a29381b07c755aab9b1cd4f74610221a"
+checksum = "01bf50edb2ea9d922aa75a7bf3c15e26a6c9e2d18c56e862b49737a582901729"
 dependencies = [
  "spin 0.9.4",
  "wasmi_arena",
@@ -3320,13 +3314,12 @@ checksum = "a1ea379cbb0b41f3a9f0bf7b47036d036aae7f43383d8cc487d4deccf40dee0a"
 
 [[package]]
 name = "wasmi_core"
-version = "0.4.0"
+version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c9559a70c22f27793520b9e098baea45915088fb5093dd7041fcfe238b95d4e"
+checksum = "c5bf998ab792be85e20e771fe14182b4295571ad1d4f89d3da521c1bef5f597a"
 dependencies = [
  "downcast-rs",
  "libm",
- "memory_units",
  "num-traits",
 ]
 

crates/fuzzing/Cargo.toml

@@ -25,7 +25,7 @@ wasm-encoder = { workspace = true }
 wasm-smith = { workspace = true }
 wasm-mutate = { workspace = true }
 wasm-spec-interpreter = { path = "./wasm-spec-interpreter", optional = true }
-wasmi = "0.19.0"
+wasmi = "0.20.0"
 
 # We rely on precompiled v8 binaries, but rusty-v8 doesn't have a precompiled
 # binary for MinGW which is built on our CI. It does have one for Windows-msvc,

supply-chain/audits.toml

@@ -481,6 +481,27 @@ unexpected usage of the filesystem or things like that and otherwise is mostly
 plumbing for all the integer operations in core wasm.
 """
 
+[[audits.wasmi_core]]
+who = "Robin Freyler <robin.freyler@gmail.com>"
+criteria = "safe-to-run"
+version = "0.5.0"
+notes = "See notes for version 0.4.0"
+
+[[audits.wasmi]]
+who = "Robin Freyler <robin.freyler@gmail.com>"
+criteria = "safe-to-run"
+version = "0.20.0"
+notes = """
+I am the author of this crate. It contains unsafe Rust code.
+However, the crate does not read or write data from any parts of the filesystem,
+it does not install software upon compilation e.g. via build scripts,
+it does not connect to network endpoints and does not misuse system resources.
+
+If any of the above happens it is either by the user explicitly telling the
+crate to do so (it is an interpreter) or due to a bug or other unintended
+behavior.
+"""
+
 [[audits.wasmparser]]
 who = "Alex Crichton <alex@alexcrichton.com>"
 criteria = "safe-to-deploy"