golang: fix CVE-2022-30635 and CVE-2022-32148

Source: https://github.com/golang/go
MR: 120628, 120631
Type: Security Fix
Disposition: Backport from https://github.com/golang/go/commit/ed2f33e1a7e0d18f61bd56f7ee067331d612c27e && https://github.com/golang/go/commit/ed2f33e1a7e0d18f61bd56f7ee067331d612c27e
ChangeID: fbd8d61bdc2e9cb0cdbe9879e02aed218ee93dbe
Description:
Fixed CVE:
	1. CVE-2022-30635
	2. CVE-2022-32148

(From OE-Core rev: 2c4fb77f417464d9cd40f0ebd8cc52e6e6ca689e)

Signed-off-by: Hitendra Prajapati <hprajapati@mvista.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-devtools/go/go-1.14.inc

@@ -29,6 +29,8 @@ SRC_URI += "\
     file://CVE-2022-30631.patch \
     file://CVE-2022-30632.patch \
     file://CVE-2022-30633.patch \
+    file://CVE-2022-30635.patch \
+    file://CVE-2022-32148.patch \
 "
 
 SRC_URI_append_libc-musl = " file://0009-ld-replace-glibc-dynamic-linker-with-musl.patch"

meta/recipes-devtools/go/go-1.14/CVE-2022-30635.patch

@@ -0,0 +1,120 @@
+From fdd4316737ed5681689a1f40802ffa0805e5b11c Mon Sep 17 00:00:00 2001
+From: Hitendra Prajapati <hprajapati@mvista.com>
+Date: Fri, 26 Aug 2022 12:17:05 +0530
+Subject: [PATCH] CVE-2022-30635
+
+Upstream-Status: Backport [https://github.com/golang/go/commit/cd54600b866db0ad068ab8df06c7f5f6cb55c9b3]
+CVE-2022-30635
+Signed-off-by: Hitendra Prajapati <hprajapati@mvista.com>
+---
+ src/encoding/gob/decode.go         | 19 ++++++++++++-------
+ src/encoding/gob/gobencdec_test.go | 24 ++++++++++++++++++++++++
+ 2 files changed, 36 insertions(+), 7 deletions(-)
+
+diff --git a/src/encoding/gob/decode.go b/src/encoding/gob/decode.go
+index d2f6c74..0e0ec75 100644
+--- a/src/encoding/gob/decode.go
++++ b/src/encoding/gob/decode.go
+@@ -871,8 +871,13 @@ func (dec *Decoder) decOpFor(wireId typeId, rt reflect.Type, name string, inProg
+ 	return &op
+ }
+ 
++var maxIgnoreNestingDepth = 10000
++
+ // decIgnoreOpFor returns the decoding op for a field that has no destination.
+-func (dec *Decoder) decIgnoreOpFor(wireId typeId, inProgress map[typeId]*decOp) *decOp {
++func (dec *Decoder) decIgnoreOpFor(wireId typeId, inProgress map[typeId]*decOp, depth int) *decOp {
++	if depth > maxIgnoreNestingDepth {
++		error_(errors.New("invalid nesting depth"))
++	}
+ 	// If this type is already in progress, it's a recursive type (e.g. map[string]*T).
+ 	// Return the pointer to the op we're already building.
+ 	if opPtr := inProgress[wireId]; opPtr != nil {
+@@ -896,7 +901,7 @@ func (dec *Decoder) decIgnoreOpFor(wireId typeId, inProgress map[typeId]*decOp)
+ 			errorf("bad data: undefined type %s", wireId.string())
+ 		case wire.ArrayT != nil:
+ 			elemId := wire.ArrayT.Elem
+-			elemOp := dec.decIgnoreOpFor(elemId, inProgress)
++			elemOp := dec.decIgnoreOpFor(elemId, inProgress, depth+1)
+ 			op = func(i *decInstr, state *decoderState, value reflect.Value) {
+ 				state.dec.ignoreArray(state, *elemOp, wire.ArrayT.Len)
+ 			}
+@@ -904,15 +909,15 @@ func (dec *Decoder) decIgnoreOpFor(wireId typeId, inProgress map[typeId]*decOp)
+ 		case wire.MapT != nil:
+ 			keyId := dec.wireType[wireId].MapT.Key
+ 			elemId := dec.wireType[wireId].MapT.Elem
+-			keyOp := dec.decIgnoreOpFor(keyId, inProgress)
+-			elemOp := dec.decIgnoreOpFor(elemId, inProgress)
++			keyOp := dec.decIgnoreOpFor(keyId, inProgress, depth+1)
++			elemOp := dec.decIgnoreOpFor(elemId, inProgress, depth+1)
+ 			op = func(i *decInstr, state *decoderState, value reflect.Value) {
+ 				state.dec.ignoreMap(state, *keyOp, *elemOp)
+ 			}
+ 
+ 		case wire.SliceT != nil:
+ 			elemId := wire.SliceT.Elem
+-			elemOp := dec.decIgnoreOpFor(elemId, inProgress)
++			elemOp := dec.decIgnoreOpFor(elemId, inProgress, depth+1)
+ 			op = func(i *decInstr, state *decoderState, value reflect.Value) {
+ 				state.dec.ignoreSlice(state, *elemOp)
+ 			}
+@@ -1073,7 +1078,7 @@ func (dec *Decoder) compileSingle(remoteId typeId, ut *userTypeInfo) (engine *de
+ func (dec *Decoder) compileIgnoreSingle(remoteId typeId) *decEngine {
+ 	engine := new(decEngine)
+ 	engine.instr = make([]decInstr, 1) // one item
+-	op := dec.decIgnoreOpFor(remoteId, make(map[typeId]*decOp))
++	op := dec.decIgnoreOpFor(remoteId, make(map[typeId]*decOp), 0)
+ 	ovfl := overflow(dec.typeString(remoteId))
+ 	engine.instr[0] = decInstr{*op, 0, nil, ovfl}
+ 	engine.numInstr = 1
+@@ -1118,7 +1123,7 @@ func (dec *Decoder) compileDec(remoteId typeId, ut *userTypeInfo) (engine *decEn
+ 		localField, present := srt.FieldByName(wireField.Name)
+ 		// TODO(r): anonymous names
+ 		if !present || !isExported(wireField.Name) {
+-			op := dec.decIgnoreOpFor(wireField.Id, make(map[typeId]*decOp))
++			op := dec.decIgnoreOpFor(wireField.Id, make(map[typeId]*decOp), 0)
+ 			engine.instr[fieldnum] = decInstr{*op, fieldnum, nil, ovfl}
+ 			continue
+ 		}
+diff --git a/src/encoding/gob/gobencdec_test.go b/src/encoding/gob/gobencdec_test.go
+index 6d2c8db..1b52ecc 100644
+--- a/src/encoding/gob/gobencdec_test.go
++++ b/src/encoding/gob/gobencdec_test.go
+@@ -12,6 +12,7 @@ import (
+ 	"fmt"
+ 	"io"
+ 	"net"
++	"reflect"
+ 	"strings"
+ 	"testing"
+ 	"time"
+@@ -796,3 +797,26 @@ func TestNetIP(t *testing.T) {
+ 		t.Errorf("decoded to %v, want 1.2.3.4", ip.String())
+ 	}
+ }
++
++func TestIngoreDepthLimit(t *testing.T) {
++	// We don't test the actual depth limit because it requires building an
++	// extremely large message, which takes quite a while.
++	oldNestingDepth := maxIgnoreNestingDepth
++	maxIgnoreNestingDepth = 100
++	defer func() { maxIgnoreNestingDepth = oldNestingDepth }()
++	b := new(bytes.Buffer)
++	enc := NewEncoder(b)
++	typ := reflect.TypeOf(int(0))
++	nested := reflect.ArrayOf(1, typ)
++	for i := 0; i < 100; i++ {
++		nested = reflect.ArrayOf(1, nested)
++	}
++	badStruct := reflect.New(reflect.StructOf([]reflect.StructField{{Name: "F", Type: nested}}))
++	enc.Encode(badStruct.Interface())
++	dec := NewDecoder(b)
++	var output struct{ Hello int }
++	expectedErr := "invalid nesting depth"
++	if err := dec.Decode(&output); err == nil || err.Error() != expectedErr {
++		t.Errorf("Decode didn't fail with depth limit of 100: want %q, got %q", expectedErr, err)
++	}
++}
+-- 
+2.25.1
+

meta/recipes-devtools/go/go-1.14/CVE-2022-32148.patch

@@ -0,0 +1,49 @@
+From 0fe3adec199e8cd2c101933f75d8cd617de70350 Mon Sep 17 00:00:00 2001
+From: Hitendra Prajapati <hprajapati@mvista.com>
+Date: Fri, 26 Aug 2022 12:48:13 +0530
+Subject: [PATCH] CVE-2022-32148
+
+Upstream-Status: Backport [https://github.com/golang/go/commit/ed2f33e1a7e0d18f61bd56f7ee067331d612c27e]
+CVE: CVE-2022-32148
+Signed-off-by: Hitendra Prajapati <hprajapati@mvista.com>
+---
+ src/net/http/header.go      | 6 ++++++
+ src/net/http/header_test.go | 5 +++++
+ 2 files changed, 11 insertions(+)
+
+diff --git a/src/net/http/header.go b/src/net/http/header.go
+index b9b5391..221f613 100644
+--- a/src/net/http/header.go
++++ b/src/net/http/header.go
+@@ -100,6 +100,12 @@ func (h Header) Clone() Header {
+ 	sv := make([]string, nv) // shared backing array for headers' values
+ 	h2 := make(Header, len(h))
+ 	for k, vv := range h {
++		if vv == nil {
++			// Preserve nil values. ReverseProxy distinguishes
++			// between nil and zero-length header values.
++			h2[k] = nil
++			continue
++		}
+ 		n := copy(sv, vv)
+ 		h2[k] = sv[:n:n]
+ 		sv = sv[n:]
+diff --git a/src/net/http/header_test.go b/src/net/http/header_test.go
+index 4789362..80c0035 100644
+--- a/src/net/http/header_test.go
++++ b/src/net/http/header_test.go
+@@ -235,6 +235,11 @@ func TestCloneOrMakeHeader(t *testing.T) {
+ 			in:   Header{"foo": {"bar"}},
+ 			want: Header{"foo": {"bar"}},
+ 		},
++		{
++			name: "nil value",
++			in:   Header{"foo": nil},
++			want: Header{"foo": nil},
++		},
+ 	}
+ 
+ 	for _, tt := range tests {
+-- 
+2.25.1
+