Validate encoding of extrinsics passed to runtime (#6442)

* Validate encoding of extrinsics passed to runtime

* Bump codec version explicitly

Author: arkpar

Cargo.toml

@@ -14,7 +14,7 @@ targets = ["x86_64-unknown-linux-gnu"]
 [dependencies]
 static_assertions = "1.1.0"
 serde = { version = "1.0.101", optional = true }
-codec = { package = "parity-scale-codec", version = "1.3.0", default-features = false, features = ["derive"] }
+codec = { package = "parity-scale-codec", version = "1.3.1", default-features = false, features = ["derive"] }
 sp-std = { version = "2.0.0-rc3", default-features = false, path = "../../primitives/std" }
 sp-npos-elections = { version = "2.0.0-rc3", default-features = false, path = "../../primitives/npos-elections" }
 sp-io ={ version = "2.0.0-rc3", default-features = false, path = "../../primitives/io" }

fuzzer/Cargo.toml

@@ -14,7 +14,7 @@ targets = ["x86_64-unknown-linux-gnu"]
 
 [dependencies]
 honggfuzz = "0.5"
-codec = { package = "parity-scale-codec", version = "1.3.0", default-features = false, features = ["derive"] }
+codec = { package = "parity-scale-codec", version = "1.3.1", default-features = false, features = ["derive"] }
 pallet-staking = { version = "2.0.0-rc3", path = "..", features = ["runtime-benchmarks"] }
 pallet-staking-reward-curve = { version = "2.0.0-rc3",  path = "../reward-curve" }
 pallet-session = { version = "2.0.0-rc3", path = "../../session" }