fix: reject query with block height in the future (#11222)

## Description

Closes: #11220 

Should be good to backport to older versions.






---

### Author Checklist

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please add links to any relevant follow up issues.*

I have...

- [ ] included the correct [type prefix](https://github.com/commitizen/conventional-commit-types/blob/v3.0.0/index.json) in the PR title
- [ ] added `!` to the type prefix if API or client breaking change
- [ ] targeted the correct branch (see [PR Targeting](https://github.com/cosmos/cosmos-sdk/blob/master/CONTRIBUTING.md#pr-targeting))
- [ ] provided a link to the relevant issue or specification
- [ ] followed the guidelines for [building modules](https://github.com/cosmos/cosmos-sdk/blob/master/docs/building-modules)
- [ ] included the necessary unit and integration [tests](https://github.com/cosmos/cosmos-sdk/blob/master/CONTRIBUTING.md#testing)
- [ ] added a changelog entry to `CHANGELOG.md`
- [ ] included comments for [documenting Go code](https://blog.golang.org/godoc)
- [ ] updated the relevant documentation or specification
- [ ] reviewed "Files changed" and left comments if necessary
- [ ] confirmed all CI checks have passed

### Reviewers Checklist

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your handle next to the items reviewed if you only reviewed selected items.*

I have...

- [ ] confirmed the correct [type prefix](https://github.com/commitizen/conventional-commit-types/blob/v3.0.0/index.json) in the PR title
- [ ] confirmed `!` in the type prefix if API or client breaking change
- [ ] confirmed all author checklist items have been addressed 
- [ ] reviewed state machine logic
- [ ] reviewed API design and naming
- [ ] reviewed documentation is accurate
- [ ] reviewed tests and test coverage
- [ ] manually tested (if applicable)

CHANGELOG.md

@@ -208,6 +208,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 * (crypto) [#11027] Remove dependency on Tendermint core for xsalsa20symmetric.
 * (x/authz) [\#10447](https://github.com/cosmos/cosmos-sdk/pull/10447) Fix authz `NewGrant` expiration check.
 * (x/authz) [\#10633](https://github.com/cosmos/cosmos-sdk/pull/10633) Fixed authorization not found error when executing message.
+* [#11222](https://github.com/cosmos/cosmos-sdk/pull/11222) reject query with block height in the future
 
 ### State Machine Breaking
 

baseapp/abci.go

@@ -624,9 +624,18 @@ func (app *BaseApp) createQueryContext(height int64, prove bool) (sdk.Context, e
 		return sdk.Context{}, err
 	}
 
+	lastBlockHeight := app.LastBlockHeight()
+	if height > lastBlockHeight {
+		return sdk.Context{},
+			sdkerrors.Wrap(
+				sdkerrors.ErrInvalidHeight,
+				"cannot query with height in the future; please provide a valid height",
+			)
+	}
+
 	// when a client did not provide a query height, manually inject the latest
 	if height == 0 {
-		height = app.LastBlockHeight()
+		height = lastBlockHeight
 	}
 
 	if height <= 1 && prove {
@@ -642,7 +651,7 @@ func (app *BaseApp) createQueryContext(height int64, prove bool) (sdk.Context, e
 		return sdk.Context{},
 			sdkerrors.Wrapf(
 				sdkerrors.ErrInvalidRequest,
-				"failed to load state at height %d; %s (latest height: %d)", height, err, app.LastBlockHeight(),
+				"failed to load state at height %d; %s (latest height: %d)", height, err, lastBlockHeight,
 			)
 	}
 

baseapp/abci_test.go

@@ -1,16 +1,15 @@
 package baseapp_test
 
 import (
-	"fmt"
 	"testing"
 
 	"github.com/stretchr/testify/require"
 	abci "github.com/tendermint/tendermint/abci/types"
+	tmproto "github.com/tendermint/tendermint/proto/tendermint/types"
 	tmprototypes "github.com/tendermint/tendermint/proto/tendermint/types"
 	dbm "github.com/tendermint/tm-db"
 
 	"github.com/cosmos/cosmos-sdk/baseapp"
-	sdk "github.com/cosmos/cosmos-sdk/types"
 )
 
 func TestGetBlockRentionHeight(t *testing.T) {
@@ -115,9 +114,11 @@ func TestGetBlockRentionHeight(t *testing.T) {
 	}
 }
 
-// Test and ensure that negative heights always cause errors.
-// See issue https://github.com/cosmos/cosmos-sdk/issues/7662.
-func TestBaseAppCreateQueryContextRejectsNegativeHeights(t *testing.T) {
+// Test and ensure that invalid block heights always cause errors.
+// See issues:
+// - https://github.com/cosmos/cosmos-sdk/issues/11220
+// - https://github.com/cosmos/cosmos-sdk/issues/7662
+func TestBaseAppCreateQueryContext(t *testing.T) {
 	t.Parallel()
 
 	logger := defaultLogger()
@@ -125,14 +126,32 @@ func TestBaseAppCreateQueryContextRejectsNegativeHeights(t *testing.T) {
 	name := t.Name()
 	app := baseapp.NewBaseApp(name, logger, db)
 
-	proves := []bool{
-		false, true,
+	app.BeginBlock(abci.RequestBeginBlock{Header: tmproto.Header{Height: 1}})
+	app.Commit()
+
+	app.BeginBlock(abci.RequestBeginBlock{Header: tmproto.Header{Height: 2}})
+	app.Commit()
+
+	testCases := []struct {
+		name   string
+		height int64
+		prove  bool
+		expErr bool
+	}{
+		{"valid height", 2, true, false},
+		{"future height", 10, true, true},
+		{"negative height, prove=true", -1, true, true},
+		{"negative height, prove=false", -1, false, true},
 	}
-	for _, prove := range proves {
-		t.Run(fmt.Sprintf("prove=%t", prove), func(t *testing.T) {
-			sctx, err := app.CreateQueryContext(-10, true)
-			require.Error(t, err)
-			require.Equal(t, sctx, sdk.Context{})
+
+	for _, tc := range testCases {
+		t.Run(tc.name, func(t *testing.T) {
+			_, err := app.CreateQueryContext(tc.height, tc.prove)
+			if tc.expErr {
+				require.Error(t, err)
+			} else {
+				require.NoError(t, err)
+			}
 		})
 	}
 }