update go to 1.23

.github/workflows/build-test.yml

@@ -11,16 +11,16 @@ jobs:
   test:
     strategy:
       matrix:
-        go-version: [1.20.7]
+        go-version: [1.23.6]
         os: [ubuntu-latest, macos-13]
     runs-on: ${{ matrix.os }}
     steps:
     - name: Install Go
-      uses: actions/setup-go@v2
+      uses: actions/setup-go@v5
       with:
         go-version: ${{ matrix.go-version }}
     - name: Checkout code
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
 
     - name: Test (Linux)
       if: runner.os == 'Linux'

.github/workflows/code-coverage.yml

@@ -16,13 +16,13 @@ jobs:
     name: Build
     steps:
       - name: Set up Go 1.x
-        uses: actions/setup-go@v2
+        uses: actions/setup-go@v5
         with:
-          go-version: 1.20.7
+          go-version: 1.23.6
         id: go
 
       - name: Check out code into the Go module directory
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Get dependencies
         run: |

.github/workflows/golangci-lint.yml

@@ -14,15 +14,15 @@ jobs:
     name: golangci linter
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/setup-go@v3
+      - uses: actions/setup-go@v5
         with:
-          go-version: 1.20.7
-      - uses: actions/checkout@v3
+          go-version: 1.23.6
+      - uses: actions/checkout@v4
       - name: golangci-lint
-        uses: golangci/golangci-lint-action@v3
+        uses: golangci/golangci-lint-action@v6
         with:
           # Required: the version of golangci-lint is required and must be specified without patch version: we always use the latest patch version.
-          version: v1.53.2
+          version: v1.64.5
 
           # Optional: working directory, useful for monorepos
           # working-directory: somedir

go.mod

@@ -1,20 +1,20 @@
 module github.com/multiversx/mx-chain-vm-go
 
-go 1.20
+go 1.23
 
 require (
 	github.com/awalterschulze/gographviz v2.0.3+incompatible
 	github.com/btcsuite/btcd/btcec/v2 v2.3.2
 	github.com/btcsuite/btcd/chaincfg/chainhash v1.0.1
 	github.com/gogo/protobuf v1.3.2
 	github.com/mitchellh/mapstructure v1.5.0
-	github.com/multiversx/mx-chain-core-go v1.2.22
-	github.com/multiversx/mx-chain-crypto-go v1.2.12-0.20240725071000-c3212540166f
-	github.com/multiversx/mx-chain-logger-go v1.0.15
-	github.com/multiversx/mx-chain-scenario-go v1.5.1-0.20250218130524-4d5a15e117af
-	github.com/multiversx/mx-chain-storage-go v1.0.16-0.20240725070753-aa7fb322ebdf
-	github.com/multiversx/mx-chain-vm-common-go v1.5.17-0.20241021074004-c2bdb78da54a
-	github.com/multiversx/mx-components-big-int v1.0.0
+	github.com/multiversx/mx-chain-core-go v1.2.25-0.20250218161123-121084ae9840
+	github.com/multiversx/mx-chain-crypto-go v1.2.13-0.20250218161752-9482d9a22234
+	github.com/multiversx/mx-chain-logger-go v1.0.16-0.20250218161408-6a0c19d0da48
+	github.com/multiversx/mx-chain-scenario-go v1.5.1-0.20250218162624-877d8b9870a4
+	github.com/multiversx/mx-chain-storage-go v1.0.20-0.20250218162234-85e60acebb43
+	github.com/multiversx/mx-chain-vm-common-go v1.5.17-0.20250218162215-88938774627c
+	github.com/multiversx/mx-components-big-int v1.0.1-0.20250218162530-b4e4d7442408
 	github.com/pelletier/go-toml v1.9.3
 	github.com/stretchr/testify v1.8.1
 	github.com/urfave/cli/v2 v2.27.1

go.sum

@@ -83,20 +83,20 @@ github.com/mitchellh/mapstructure v1.5.0 h1:jeMsZIYE/09sWLaz43PL7Gy6RuMjD2eJVyua
 github.com/mitchellh/mapstructure v1.5.0/go.mod h1:bFUtVrKA4DC2yAKiSyO/QUcy7e+RRV2QTWOzhPopBRo=
 github.com/mr-tron/base58 v1.2.0 h1:T/HDJBh4ZCPbU39/+c3rRvE0uKBQlU27+QI8LJ4t64o=
 github.com/mr-tron/base58 v1.2.0/go.mod h1:BinMc/sQntlIE1frQmRFPUoPA1Zkr8VRgBdjWI2mNwc=
-github.com/multiversx/mx-chain-core-go v1.2.22 h1:yDYrvoQOBbsDerEp7L3+de5AfMy3pTF333gWPpd+FNk=
-github.com/multiversx/mx-chain-core-go v1.2.22/go.mod h1:B5zU4MFyJezmEzCsAHE9YNULmGCm2zbPHvl9hazNxmE=
-github.com/multiversx/mx-chain-crypto-go v1.2.12-0.20240725071000-c3212540166f h1:jydjrmVFvSllBOTppveOAkLITpOYKk0kma5z0bfDImI=
-github.com/multiversx/mx-chain-crypto-go v1.2.12-0.20240725071000-c3212540166f/go.mod h1:9aSp//uBSvqFdzh4gvYISraoruhr1FCTXgPQalQ687k=
-github.com/multiversx/mx-chain-logger-go v1.0.15 h1:HlNdK8etyJyL9NQ+6mIXyKPEBo+wRqOwi3n+m2QIHXc=
-github.com/multiversx/mx-chain-logger-go v1.0.15/go.mod h1:t3PRKaWB1M+i6gUfD27KXgzLJJC+mAQiN+FLlL1yoGQ=
-github.com/multiversx/mx-chain-scenario-go v1.5.1-0.20250218130524-4d5a15e117af h1:6ORdoM22EjKrzPXU14ddCpqmP++v9Pz3vGo+lNPv1ac=
-github.com/multiversx/mx-chain-scenario-go v1.5.1-0.20250218130524-4d5a15e117af/go.mod h1:sLKkfFGXK8EtnjBKmPcTZ0pbVGPsnUVFKOc2kWhGdFU=
-github.com/multiversx/mx-chain-storage-go v1.0.16-0.20240725070753-aa7fb322ebdf h1:L9K7Xzq5SZz6k55R7HrafiRcU+c8/PqozJxys65G4bI=
-github.com/multiversx/mx-chain-storage-go v1.0.16-0.20240725070753-aa7fb322ebdf/go.mod h1:ptvW/8r6bam55mVpeVZbyvvvydYM0DQwcPOH0W4Xyx8=
-github.com/multiversx/mx-chain-vm-common-go v1.5.17-0.20241021074004-c2bdb78da54a h1:+D5GR9SkHTkKU6fIMZLdSQHeIzbDzOT6fSJfKBG80+g=
-github.com/multiversx/mx-chain-vm-common-go v1.5.17-0.20241021074004-c2bdb78da54a/go.mod h1:1rSkXreUZNXyPTTdhj47M+Fy62yjxbu3aAsXEtKN3UY=
-github.com/multiversx/mx-components-big-int v1.0.0 h1:Wkr8lSzK2nDqixOrrBa47VNuqdhV1m/aJhaP1EMaiS8=
-github.com/multiversx/mx-components-big-int v1.0.0/go.mod h1:maIEMgHlNE2u78JaDD0oLzri+ShgU4okHfzP3LWGdQM=
+github.com/multiversx/mx-chain-core-go v1.2.25-0.20250218161123-121084ae9840 h1:rwIljKJpbNLWNBj/oMdcbCKU910JytOXJoBqDYnfres=
+github.com/multiversx/mx-chain-core-go v1.2.25-0.20250218161123-121084ae9840/go.mod h1:IO+vspNan+gT0WOHnJ95uvWygiziHZvfXpff6KnxV7g=
+github.com/multiversx/mx-chain-crypto-go v1.2.13-0.20250218161752-9482d9a22234 h1:NNI7kYxzsq+4mTPSUJo0cK1+iPxjUX+gRJDaBRwEQ7M=
+github.com/multiversx/mx-chain-crypto-go v1.2.13-0.20250218161752-9482d9a22234/go.mod h1:QZAw2bZcOxGQRgYACTrmP8pfTa3NyxENIL+00G6nM5E=
+github.com/multiversx/mx-chain-logger-go v1.0.16-0.20250218161408-6a0c19d0da48 h1:Of8RfTBNqJMvfWrDEpAkCAmNjYciM/Hul+yECQMBSHY=
+github.com/multiversx/mx-chain-logger-go v1.0.16-0.20250218161408-6a0c19d0da48/go.mod h1:PZMaAr6nhEWgOV04JKBwFNrws0gvHzHW0WaeqnBlGlc=
+github.com/multiversx/mx-chain-scenario-go v1.5.1-0.20250218162624-877d8b9870a4 h1:Q/iRXtZ6HhPQ6mV5/KWzg9WeamM90JV/WNQj8uP93ls=
+github.com/multiversx/mx-chain-scenario-go v1.5.1-0.20250218162624-877d8b9870a4/go.mod h1:9WV9g7ZOf+7ytXri7KRGInNbJSExUpcZ1BUKbWkJKps=
+github.com/multiversx/mx-chain-storage-go v1.0.20-0.20250218162234-85e60acebb43 h1:gmd10vRDOK3QJ7njD/iafV/uaNXl/6QEZf+s+CH9k4c=
+github.com/multiversx/mx-chain-storage-go v1.0.20-0.20250218162234-85e60acebb43/go.mod h1:tTVMcXx0UWdMymMv3N8b1D1P1XSQwfyGK6xwMlRoONo=
+github.com/multiversx/mx-chain-vm-common-go v1.5.17-0.20250218162215-88938774627c h1:4L3SY1so6MwfmfO7+MGOhGtDxhVW5PtW6JG48sZmHNE=
+github.com/multiversx/mx-chain-vm-common-go v1.5.17-0.20250218162215-88938774627c/go.mod h1:NGcFCdOnbpEdk042ixTgD6xavRFQ7ap0z3kBhTXKlDQ=
+github.com/multiversx/mx-components-big-int v1.0.1-0.20250218162530-b4e4d7442408 h1:FbpVQJg14ry25DiBBZIvBoKiSrTHWkUSlYMOOW/iQJQ=
+github.com/multiversx/mx-components-big-int v1.0.1-0.20250218162530-b4e4d7442408/go.mod h1:kcWw7hDe6cSz1wcBAqj/6sFH6ouSPsNeH9P7XlpZRcw=
 github.com/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A=
 github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
 github.com/onsi/ginkgo v1.7.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=

test/features/big-float-features/scenarios/big_float_operator_checks.scen.json

@@ -32,7 +32,7 @@
             "expect": {
                 "out": [],
                 "status": "10",
-                "message": "str:this big Float operation is not permitted while doing float.Add"
+                "message": "str:big float decode error"
             }
         },
         {
@@ -72,7 +72,7 @@
             "expect": {
                 "out": [],
                 "status": "10",
-                "message": "str:this big Float operation is not permitted while doing float.Sub"
+                "message": "str:big float decode error"
             }
         }
     ]

testcommon/instanceSmartContractCallerTest.go

@@ -123,6 +123,12 @@ func (template *InstanceCallTestTemplate) WithWasmerSIGSEGVPassthrough(passthrou
 	return template
 }
 
+// WithEnableEpochsHandler provides the enable epochs handler to be used by the mock contract call test
+func (template *InstanceCallTestTemplate) WithEnableEpochsHandler(handler vmhost.EnableEpochsHandler) *InstanceCallTestTemplate {
+	template.hostBuilder.WithEnableEpochsHandler(handler)
+	return template
+}
+
 // GetVMHost returns the inner VMHost
 func (template *InstanceCallTestTemplate) GetVMHost() vmhost.VMHost {
 	return template.host

testcommon/instanceSmartContractCreatorTest.go

@@ -58,6 +58,12 @@ func (template *InstanceCreatorTestTemplate) WithWasmerSIGSEGVPassthrough(passth
 	return template
 }
 
+// WithEnableEpochsHandler sets the enableEpochsHandler
+func (template *InstanceCreatorTestTemplate) WithEnableEpochsHandler(enableEpochsHandler vmcommon.EnableEpochsHandler) *InstanceCreatorTestTemplate {
+	template.hostBuilder.WithEnableEpochsHandler(enableEpochsHandler)
+	return template
+}
+
 // WithAddress provides the address for a TestCreateTemplateConfig
 func (template *InstanceCreatorTestTemplate) WithAddress(address []byte) *InstanceCreatorTestTemplate {
 	template.address = address

testcommon/testHostBuilder.go

@@ -112,6 +112,12 @@ func (thb *TestHostBuilder) WithGasSchedule(gasSchedule config.GasScheduleMap) *
 	return thb
 }
 
+// WithEnableEpochsHandler sets an enable epochs handler for the VM to work with.
+func (thb *TestHostBuilder) WithEnableEpochsHandler(handler vmcommon.EnableEpochsHandler) *TestHostBuilder {
+	thb.vmHostParameters.EnableEpochsHandler = handler
+	return thb
+}
+
 // Build initializes the VM host with all configured options.
 func (thb *TestHostBuilder) Build() vmhost.VMHost {
 	thb.initializeHost()

vmhost/contexts/runtime.go

@@ -4,13 +4,14 @@ import (
 	"bytes"
 	"errors"
 	"fmt"
+	builtinMath "math"
+	"math/big"
+
 	"github.com/multiversx/mx-chain-core-go/core/check"
 	logger "github.com/multiversx/mx-chain-logger-go"
 	vmcommon "github.com/multiversx/mx-chain-vm-common-go"
 	"github.com/multiversx/mx-chain-vm-go/executor"
 	"github.com/multiversx/mx-chain-vm-go/vmhost"
-	builtinMath "math"
-	"math/big"
 )
 
 var logRuntime = logger.GetOrCreate("vm/runtime")

vmhost/flags.go

@@ -17,4 +17,8 @@ const (
 
 	// FixBackTransferOPCODE defines the flag that activates the fix for get back transfer opcode
 	FixBackTransferOPCODE core.EnableEpochFlag = "FixBackTransferOPCODEFlag"
+
+	// ValidationOnGobDecodeFlag defines the flag that allows the GobDecode validation added on go1.21
+	ValidationOnGobDecodeFlag core.EnableEpochFlag = "ValidationOnGobDecodeFlag"
+	// all new flags must be added to allFlags slice from hostCore/host
 )

vmhost/hostCore/host.go

@@ -42,6 +42,7 @@ var allFlags = []core.EnableEpochFlag{
 	vmhost.CryptoOpcodesV2Flag,
 	vmhost.MultiESDTNFTTransferAndExecuteByUserFlag,
 	vmhost.UseGasBoundedShouldFailExecutionFlag,
+	vmhost.ValidationOnGobDecodeFlag,
 }
 
 // vmHost implements HostContext interface.

vmhost/vmhooks/manBufOps.go

@@ -3,6 +3,7 @@ package vmhooks
 import (
 	"bytes"
 	"math/big"
+	"strings"
 
 	"github.com/multiversx/mx-chain-vm-go/executor"
 	"github.com/multiversx/mx-chain-vm-go/math"
@@ -668,13 +669,19 @@ func (context *VMHooksImpl) MBufferToBigFloat(mBufferHandle, bigFloatHandle int3
 	bigFloat := new(big.Float)
 	err = bigFloat.GobDecode(managedBuffer)
 	if err != nil {
-		if enableEpochsHandler.IsFlagEnabled(vmhost.MaskInternalDependenciesErrorsFlag) {
-			err = vmhost.ErrBigFloatDecode
-		}
+		if !enableEpochsHandler.IsFlagEnabled(vmhost.ValidationOnGobDecodeFlag) &&
+			isGobDecodeValidationError(err) {
 
-		context.FailExecution(err)
-		return 1
+		} else {
+			if enableEpochsHandler.IsFlagEnabled(vmhost.MaskInternalDependenciesErrorsFlag) {
+				err = vmhost.ErrBigFloatDecode
+			}
+
+			context.FailExecution(err)
+			return 1
+		}
 	}
+
 	if bigFloat.IsInf() {
 		context.FailExecution(vmhost.ErrInfinityFloatOperation)
 		return 1
@@ -684,6 +691,26 @@ func (context *VMHooksImpl) MBufferToBigFloat(mBufferHandle, bigFloatHandle int3
 	return 0
 }
 
+func isGobDecodeValidationError(err error) bool {
+	if err == nil {
+		return false
+	}
+
+	validationErrors := []string{
+		"nonzero finite number with empty mantissa",
+		"msb not set in last word",
+		"zero precision finite number",
+	}
+
+	for _, validationError := range validationErrors {
+		if strings.Contains(err.Error(), validationError) {
+			return true
+		}
+	}
+
+	return false
+}
+
 // MBufferFromBigFloat VMHooks implementation.
 // @autogenerate(VMHooks)
 func (context *VMHooksImpl) MBufferFromBigFloat(mBufferHandle, bigFloatHandle int32) int32 {

vmhost/vmhooks/vmHooksImpl.go

@@ -97,6 +97,11 @@ func (context *VMHooksImpl) FailExecution(err error) {
 	FailExecution(context.host, err)
 }
 
+// GetEnableEpochsHandler returns the enable epochs handler
+func (context *VMHooksImpl) GetEnableEpochsHandler() vmhost.EnableEpochsHandler {
+	return context.host.EnableEpochsHandler()
+}
+
 // FailExecution fails the execution with the provided error
 func FailExecution(host vmhost.VMHost, err error) {
 	if err == nil {