fix: Fix MsgExec not verifying the validity of nested messages (#12184)

CHANGELOG.md

@@ -103,7 +103,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 * (deps) [#14846](https://github.com/cosmos/cosmos-sdk/pull/14846) Bump btcd.
 * (deps) Bump Tendermint version to [v0.34.26](https://github.com/informalsystems/tendermint/releases/tag/v0.34.26).
 * (store) [#14189](https://github.com/cosmos/cosmos-sdk/pull/14189) Add config `iavl-lazy-loading` to enable lazy loading of iavl store, to improve start up time of archive nodes, add method `SetLazyLoading` to `CommitMultiStore` interface.
-    * A new field has been added to the app.toml. This alllows nodes with larger databases to startup quicker 
+    * A new field has been added to the app.toml. This alllows nodes with larger databases to startup quicker
 
     ```toml
     # IAVLLazyLoading enable/disable the lazy loading of iavl store.
@@ -144,7 +144,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 * (deps) Bump Tendermint version to [v0.34.24](https://github.com/tendermint/tendermint/releases/tag/v0.34.24).
 * [#13651](https://github.com/cosmos/cosmos-sdk/pull/13651) Update `server/config/config.GetConfig` function.
-* [#14175](https://github.com/cosmos/cosmos-sdk/pull/14175) Add `server.DefaultBaseappOptions(appopts)` function to reduce boiler plate in root.go. 
+* [#14175](https://github.com/cosmos/cosmos-sdk/pull/14175) Add `server.DefaultBaseappOptions(appopts)` function to reduce boiler plate in root.go.
 
 ### State Machine Breaking
 
@@ -234,7 +234,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ATTENTION:
 
-This is a security release for the [Dragonberry security advisory](https://forum.cosmos.network/t/ibc-security-advisory-dragonberry/7702). 
+This is a security release for the [Dragonberry security advisory](https://forum.cosmos.network/t/ibc-security-advisory-dragonberry/7702).
 
 All users should upgrade immediately.
 
@@ -293,7 +293,8 @@ replace github.com/confio/ics23/go => github.com/cosmos/cosmos-sdk/ics23/go v0.8
 * (x/auth) [#13048](https://github.com/cosmos/cosmos-sdk/pull/13048) Add handling of AccountNumberStoreKeyPrefix to the simulation decoder.
 * (simapp) [#13108](https://github.com/cosmos/cosmos-sdk/pull/13108) Call `SetIAVLCacheSize` with the configured value in simapp.
 * [#13318](https://github.com/cosmos/cosmos-sdk/pull/13318) Keep the balance query endpoint compatible with legacy blocks.
-* [#13321](https://github.com/cosmos/cosmos-sdk/pull/13321) Add flag to disable fast node migration and usage. 
+* [#13321](https://github.com/cosmos/cosmos-sdk/pull/13321) Add flag to disable fast node migration and usage.
+
 
 ### Bug Fixes
 
@@ -406,8 +407,8 @@ replace github.com/confio/ics23/go => github.com/cosmos/cosmos-sdk/ics23/go v0.8
         * `NewMultiInfo`, `NewLedgerInfo`  to `NewLegacyMultiInfo`, `newLegacyLedgerInfo`  respectively.  Move them into `legacy_info.go`.
         * `NewOfflineInfo` to `newLegacyOfflineInfo` and move it to `migration_test.go`.
     * Return:
-    *`keyring.Record, error` in `SaveOfflineKey`, `SaveLedgerKey`, `SaveMultiSig`, `Key` and `KeyByAddress`.
-    *`keyring.Record` instead of `Info` in `NewMnemonic` and `List`.
+      *`keyring.Record, error` in `SaveOfflineKey`, `SaveLedgerKey`, `SaveMultiSig`, `Key` and `KeyByAddress`.
+      *`keyring.Record` instead of `Info` in `NewMnemonic` and `List`.
     * Remove `algo` argument from :
         * `SaveOfflineKey`
     * Take `keyring.Record` instead of `Info` as first argument in:
@@ -591,7 +592,7 @@ replace github.com/confio/ics23/go => github.com/cosmos/cosmos-sdk/ics23/go v0.8
 * (x/mint) [#12384](https://github.com/cosmos/cosmos-sdk/pull/12384) Ensure `GoalBonded` must be positive when performing `x/mint` parameter validation.
 * (x/auth) [#12261](https://github.com/cosmos/cosmos-sdk/pull/12261) Deprecate pagination in GetTxsEventRequest/Response in favor of page and limit to align with tendermint `SignClient.TxSearch`
 * (vesting) [#12190](https://github.com/cosmos/cosmos-sdk/pull/12190) Replace https://github.com/cosmos/cosmos-sdk/pull/12190 to use `NewBaseAccountWithAddress` in all vesting account message handlers.
-* (linting) [#12135](https://github.com/cosmos/cosmos-sdk/pull/12135/) Fix variable naming issues per enabled linters.  Run gofumpt to ensure easy reviews of ongoing linting work. 
+* (linting) [#12135](https://github.com/cosmos/cosmos-sdk/pull/12135/) Fix variable naming issues per enabled linters.  Run gofumpt to ensure easy reviews of ongoing linting work.
 * (linting) [#12132](https://github.com/cosmos/cosmos-sdk/pull/12132) Change sdk.Int to math.Int, run `gofumpt -w -l .`, and `golangci-lint run ./... --fix`
 * (cli) [#12127](https://github.com/cosmos/cosmos-sdk/pull/12127) Fix the CLI not always taking into account `--fee-payer` and `--fee-granter` flags.
 * (migrations) [#12028](https://github.com/cosmos/cosmos-sdk/pull/12028) Fix v0.45->v0.46 in-place store migrations.
@@ -626,7 +627,7 @@ replace github.com/confio/ics23/go => github.com/cosmos/cosmos-sdk/ics23/go v0.8
 * (x/feegrant) [\#10830](https://github.com/cosmos/cosmos-sdk/pull/10830) Expired allowances will be pruned from state.
 * (x/authz,x/feegrant) [\#11214](https://github.com/cosmos/cosmos-sdk/pull/11214) Fix Amino JSON encoding of authz and feegrant Msgs to be consistent with other modules.
 * (authz)[\#11060](https://github.com/cosmos/cosmos-sdk/pull/11060) Support grant with no expire time.
-* (x/gov) [\#10868](https://github.com/cosmos/cosmos-sdk/pull/10868) Bump gov to v1. 
+* (x/gov) [\#10868](https://github.com/cosmos/cosmos-sdk/pull/10868) Bump gov to v1.
 
 ### Deprecated
 
@@ -635,4 +636,4 @@ replace github.com/confio/ics23/go => github.com/cosmos/cosmos-sdk/ics23/go v0.8
 
 ## Previous Versions
 
-[CHANGELOG of previous versions](https://github.com/cosmos/cosmos-sdk/blob/main/CHANGELOG.md#v0460---2022-07-26).
+[CHANGELOG of previous versions](https://github.com/cosmos/cosmos-sdk/blob/main/CHANGELOG.md#v0460---2022-07-26).

x/authz/client/cli/tx.go

@@ -60,9 +60,9 @@ func NewCmdGrantAuthorization() *cobra.Command {
 			fmt.Sprintf(`create a new grant authorization to an address to execute a transaction on your behalf:
 
 Examples:
- $ %s tx %s grant cosmos1skjw.. send %s --spend-limit=1000stake --from=cosmos1skl..
+ $ %s tx %s grant cosmos1skjw.. send --spend-limit=1000stake --from=cosmos1skl..
  $ %s tx %s grant cosmos1skjw.. generic --msg-type=/cosmos.gov.v1.MsgVote --from=cosmos1sk..
-	`, version.AppName, authz.ModuleName, bank.SendAuthorization{}.MsgTypeURL(), version.AppName, authz.ModuleName),
+	`, version.AppName, authz.ModuleName, version.AppName, authz.ModuleName),
 		),
 		Args: cobra.ExactArgs(2),
 		RunE: func(cmd *cobra.Command, args []string) error {

x/authz/msgs.go

@@ -222,6 +222,16 @@ func (msg MsgExec) ValidateBasic() error {
 		return sdkerrors.ErrInvalidRequest.Wrapf("messages cannot be empty")
 	}
 
+	msgs, err := msg.GetMessages()
+	if err != nil {
+		return err
+	}
+	for _, msg := range msgs {
+		if err = msg.ValidateBasic(); err != nil {
+			return err
+		}
+	}
+
 	return nil
 }
 

x/authz/msgs_test.go

@@ -30,6 +30,13 @@ func TestMsgExecAuthorized(t *testing.T) {
 	}{
 		{"nil grantee address", nil, []sdk.Msg{}, false},
 		{"zero-messages test: should fail", grantee, []sdk.Msg{}, false},
+		{"invalid nested msg", grantee, []sdk.Msg{
+			&banktypes.MsgSend{
+				Amount:      sdk.NewCoins(sdk.NewInt64Coin("steak", 2)),
+				FromAddress: "invalid_from_address",
+				ToAddress:   grantee.String(),
+			},
+		}, false},
 		{"valid test: msg type", grantee, []sdk.Msg{
 			&banktypes.MsgSend{
 				Amount:      sdk.NewCoins(sdk.NewInt64Coin("steak", 2)),