chore(deps): bump github.com/Masterminds/sprig/v3 from 3.2.3 to 3.3.0

decoder.go

@@ -139,6 +139,7 @@ func (d *Decoder) DecodeTag() (tag int, wireType WireType, err error) {
 		return 0, -1, fmt.Errorf("invalid tag value (%d) at byte %d: %w", v, d.offset, ErrInvalidFieldTag)
 	}
 	d.offset += n
+	//nolint: gosec // no overflow given the range check above
 	return int(v >> 3), WireType(v & 0x7), nil
 }
 
@@ -201,6 +202,7 @@ func (d *Decoder) DecodeBytes() ([]byte, error) {
 		// length is good
 	}
 
+	//nolint: gosec // no overflow, all values <= maxFieldLen will fit in an int
 	nb := int(l)
 	if d.offset+n+nb > len(d.p) {
 		return nil, io.ErrUnexpectedEOF
@@ -228,6 +230,7 @@ func (d *Decoder) DecodeUInt32() (uint32, error) {
 		return 0, ErrValueOverflow
 	}
 	d.offset += n
+	//nolint: gosec // no overflow given the range check above
 	return uint32(v), nil
 }
 
@@ -263,10 +266,13 @@ func (d *Decoder) DecodeInt32() (int32, error) {
 	if n == 0 {
 		return 0, fmt.Errorf("invalid data at byte %d: %w", d.offset, ErrInvalidVarintData)
 	}
-	if int64(v) > math.MaxInt32 {
+	// ensure the result is within [-math.MaxInt32, math.MaxInt32] when converted to a signed value
+	//nolint: gosec // overflow == error
+	if i64 := int64(v); i64 > math.MaxInt32 || i64 < math.MinInt32 {
 		return 0, ErrValueOverflow
 	}
 	d.offset += n
+	//nolint: gosec // no overflow given the range check above
 	return int32(v), nil
 }
 
@@ -285,6 +291,7 @@ func (d *Decoder) DecodeInt64() (int64, error) {
 		return 0, fmt.Errorf("invalid data at byte %d: %w", d.offset, ErrInvalidVarintData)
 	}
 	d.offset += n
+	//nolint: gosec // no overflow, intentionally converting from uint64 to int64
 	return int64(v), nil
 }
 
@@ -462,11 +469,13 @@ func (d *Decoder) DecodePackedInt32() ([]int32, error) { //nolint: dupl // FALSE
 		if n == 0 {
 			return nil, fmt.Errorf("invalid data at byte %d: %w", d.offset, ErrInvalidVarintData)
 		}
+		// ensure the result is within [-math.MaxInt32, math.MaxInt32] when converted to a signed value
 		if v > math.MaxInt32 {
 			return nil, fmt.Errorf("invalid data at byte %d: %w", d.offset, ErrValueOverflow)
 		}
 		nRead += uint64(n)
 		d.offset += n
+		//nolint: gosec // no overflow given the range check above
 		res = append(res, int32(v))
 	}
 	if nRead != l {
@@ -513,6 +522,7 @@ func (d *Decoder) DecodePackedInt64() ([]int64, error) { //nolint: dupl // FALSE
 		}
 		nRead += uint64(n)
 		d.offset += n
+		//nolint: gosec // no overflow given the range check above
 		res = append(res, int64(v))
 	}
 	if nRead != l {
@@ -555,11 +565,13 @@ func (d *Decoder) DecodePackedUint32() ([]uint32, error) { //nolint: dupl // FAL
 		if n == 0 {
 			return nil, fmt.Errorf("invalid data at byte %d: %w", d.offset, ErrInvalidVarintData)
 		}
+		// ensure the result is within [0, math.MaxUInt32]
 		if v > math.MaxUint32 {
 			return nil, fmt.Errorf("invalid data at byte %d: %w", d.offset, ErrValueOverflow)
 		}
 		nRead += uint64(n)
 		d.offset += n
+		//nolint: gosec // no overflow given the range check above
 		res = append(res, uint32(v))
 	}
 	if nRead != l {
@@ -886,6 +898,7 @@ func (d *Decoder) DecodeNested(m interface{}) error {
 		// length is good
 	}
 
+	//nolint: gosec // no overflow, all values <= maxFieldLen fit into an int
 	nb := int(l)
 	if nb < 0 {
 		return fmt.Errorf("csproto: bad byte length %d at byte %d", nb, d.offset)
@@ -934,12 +947,14 @@ func (d *Decoder) Skip(tag int, wt WireType) ([]byte, error) {
 		if n != sz {
 			return nil, fmt.Errorf("invalid data at byte %d: %w", bof, ErrInvalidVarintData)
 		}
-		if int(v>>3) != tag || WireType(v&0x7) != wt {
+		//nolint: gosec // no overflow, all valid tags fit into an int and *anything* & 0x7 fits into WireType
+		thisTag, thisWireType := int(v>>3), WireType(v&0x7)
+		if thisTag != tag || thisWireType != wt {
 			return nil, &DecoderSkipError{
 				ExpectedTag:      tag,
 				ExpectedWireType: wt,
-				ActualTag:        int(v >> 3),
-				ActualWireType:   WireType(v & 0x7),
+				ActualTag:        thisTag,
+				ActualWireType:   thisWireType,
 			}
 		}
 	}
@@ -966,6 +981,7 @@ func (d *Decoder) Skip(tag int, wt WireType) ([]byte, error) {
 			// length is good
 		}
 
+		//nolint: gosec // no overflow, all values <= maxFieldLen fit into an int
 		skipped = n + int(l)
 
 	case WireTypeFixed32:
@@ -1033,7 +1049,9 @@ func DecodeZigZag32(p []byte) (v int32, n int, err error) {
 	if n == 0 {
 		return 0, 0, ErrInvalidVarintData
 	}
+	//nolint: gosec // no overflow, just undoing the zig-zag encoding
 	dv = uint64((uint32(dv) >> 1) ^ uint32((int32(dv&1)<<31)>>31))
+	//nolint: gosec // no overflow, see above
 	return int32(dv), n, nil
 }
 
@@ -1050,7 +1068,9 @@ func DecodeZigZag64(p []byte) (v int64, n int, err error) {
 	if n == 0 {
 		return 0, 0, ErrInvalidVarintData
 	}
+	//nolint: gosec // no overflow, just undoing the zig-zag encoding
 	dv = (dv >> 1) ^ uint64((int64(dv&1)<<63)>>63)
+	//nolint: gosec // no overflow, see above
 	return int64(dv), n, nil
 }
 

encoder.go

@@ -406,10 +406,12 @@ func EncodeTag(dest []byte, tag int, wireType WireType) int {
 func EncodeVarint(dest []byte, v uint64) int {
 	n := 0
 	for v >= 1<<7 {
+		//nolint: gosec // v & 0x7f cannot overflow uint8
 		dest[n] = uint8(v&0x7f | 0x80)
 		v >>= 7
 		n++
 	}
+	//nolint: gosec // no overflow, the loop above ensures that v <= 2^7
 	dest[n] = uint8(v)
 	return n + 1
 }

go.mod

@@ -3,7 +3,7 @@ module github.com/CrowdStrike/csproto
 go 1.21
 
 require (
-	github.com/Masterminds/sprig/v3 v3.2.3
+	github.com/Masterminds/sprig/v3 v3.3.0
 	github.com/gogo/protobuf v1.3.2
 	github.com/golang/protobuf v1.5.4
 	github.com/huandu/xstrings v1.5.0
@@ -12,16 +12,16 @@ require (
 )
 
 require (
+	dario.cat/mergo v1.0.1 // indirect
 	github.com/Masterminds/goutils v1.1.1 // indirect
-	github.com/Masterminds/semver/v3 v3.2.0 // indirect
+	github.com/Masterminds/semver/v3 v3.3.0 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
-	github.com/google/uuid v1.1.1 // indirect
-	github.com/imdario/mergo v0.3.11 // indirect
-	github.com/mitchellh/copystructure v1.0.0 // indirect
-	github.com/mitchellh/reflectwalk v1.0.0 // indirect
+	github.com/google/uuid v1.6.0 // indirect
+	github.com/mitchellh/copystructure v1.2.0 // indirect
+	github.com/mitchellh/reflectwalk v1.0.2 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
-	github.com/shopspring/decimal v1.2.0 // indirect
-	github.com/spf13/cast v1.3.1 // indirect
-	golang.org/x/crypto v0.17.0 // indirect
+	github.com/shopspring/decimal v1.4.0 // indirect
+	github.com/spf13/cast v1.7.0 // indirect
+	golang.org/x/crypto v0.26.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -1,97 +1,77 @@
+dario.cat/mergo v1.0.1 h1:Ra4+bf83h2ztPIQYNP99R6m+Y7KfnARDfID+a+vLl4s=
+dario.cat/mergo v1.0.1/go.mod h1:uNxQE+84aUszobStD9th8a29P2fMDhsBdgRYvZOxGmk=
 github.com/Masterminds/goutils v1.1.1 h1:5nUrii3FMTL5diU80unEVvNevw1nH4+ZV4DSLVJLSYI=
 github.com/Masterminds/goutils v1.1.1/go.mod h1:8cTjp+g8YejhMuvIA5y2vz3BpJxksy863GQaJW2MFNU=
-github.com/Masterminds/semver/v3 v3.2.0 h1:3MEsd0SM6jqZojhjLWWeBY+Kcjy9i6MQAeY7YgDP83g=
-github.com/Masterminds/semver/v3 v3.2.0/go.mod h1:qvl/7zhW3nngYb5+80sSMF+FG2BjYrf8m9wsX0PNOMQ=
-github.com/Masterminds/sprig/v3 v3.2.3 h1:eL2fZNezLomi0uOLqjQoN6BfsDD+fyLtgbJMAj9n6YA=
-github.com/Masterminds/sprig/v3 v3.2.3/go.mod h1:rXcFaZ2zZbLRJv/xSysmlgIM1u11eBaRMhvYXJNkGuM=
-github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/Masterminds/semver/v3 v3.3.0 h1:B8LGeaivUe71a5qox1ICM/JLl0NqZSW5CHyL+hmvYS0=
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 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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-github.com/google/go-cmp v0.5.5 h1:Khx7svrCpmxxtHBq5j2mp/xVjsi8hQMfNLvJFAlrGgU=
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 golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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-golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.2.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
-golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
-golang.org/x/term v0.2.0/go.mod h1:TVmDHMZPmdnySmBfhjOoOdhjzdE1h4u1VwSiw2l1Nuc=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
-golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
-golang.org/x/text v0.4.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20200619180055-7c47624df98f/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20210106214847-113979e3529a/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
-golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 h1:go1bK/D/BFZV2I8cIQd1NKEZ+0owSTG1fDTci4IqFcE=
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/protobuf v1.34.2 h1:6xV6lTsCfpGD21XK49h7MhtcApnLqkfYgPcdHftf6hg=
 google.golang.org/protobuf v1.34.2/go.mod h1:qYOHts0dSfpeUzUFpOMr/WGzszTmLH+DiWniOlNbLDw=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.3.0 h1:clyUAQHOM3G0M3f5vQj7LuJrETvjVot3Z5el9nffUtU=
-gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

helpers.go

@@ -7,6 +7,7 @@ func Bool(v bool) *bool {
 
 // Int returns a pointer to v as an int32 value (for use when assigning pointer fields on Protobuf message types)
 func Int(v int) *int32 {
+	//nolint: gosec // intentionally converting from int to int32
 	p := int32(v)
 	return &p
 }

lazyproto/def.go

@@ -2,6 +2,7 @@ package lazyproto
 
 import (
 	"fmt"
+	"math"
 
 	"google.golang.org/protobuf/encoding/protowire"
 )
@@ -84,6 +85,10 @@ func (d Def) validate(path ...int) error {
 		if n < 0 {
 			n = -1 * n
 		}
+		if n > math.MaxInt32 {
+			return fmt.Errorf("invalid field tag (%v) at path %v", k, path)
+		}
+		//nolint: gosec // no overflow given the range check above
 		if !protowire.Number(n).IsValid() {
 			return fmt.Errorf("invalid field tag (%v) at path %v", k, path)
 		}