vendor: golang.org/x/net v0.57.0

Relevant changes (in vendor):

- bpf: add security considerations to package docs
- http2: initialize Transport on NewClientConn
  fixes: x/net/http2: zero Transport not ready for use
- idna: reject all-ASCII xn-- labels on all Go versions
  fixes x/net/idna: ToUnicode accepts Punycode labels encoding pure ASCII labels

full diff: https://github.com/golang/net/compare/v0.56.0...v0.57.0

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

vendor.mod

@@ -104,7 +104,7 @@ require (
 	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.44.0 // indirect
 	go.opentelemetry.io/proto/otlp v1.10.0 // indirect
 	golang.org/x/mod v0.38.0 // indirect
-	golang.org/x/net v0.56.0 // indirect
+	golang.org/x/net v0.57.0 // indirect
 	golang.org/x/time v0.15.0 // indirect
 	google.golang.org/genproto/googleapis/api v0.0.0-20260526163538-3dc84a4a5aaa // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20260526163538-3dc84a4a5aaa // indirect

vendor.sum

@@ -241,8 +241,8 @@ golang.org/x/net v0.0.0-20190613194153-d28f0bde5980/go.mod h1:z5CRVTTTmAJ677TzLL
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20200226121028-0de0cce0169b/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
-golang.org/x/net v0.56.0 h1:Rw8j/hFzGvJUZwNBXnAtf5sVDVt+65SK2C7IxCxZt5o=
-golang.org/x/net v0.56.0/go.mod h1:D3Ku6r+V6JROoZK144D2XfMHFcMq/0zSfLelVTCFKec=
+golang.org/x/net v0.57.0 h1:K5+3DljvIuDG9/Jv9rvyMywYNFCQ9RSUY6OOTTkT+tE=
+golang.org/x/net v0.57.0/go.mod h1:KpXc8iv+r3XplLAG/f7Jsf9RPszJzdR0f58q9vGOuEU=
 golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=

vendor/golang.org/x/net/http2/transport_wrap.go

@@ -55,7 +55,7 @@ type transportConfig struct {
 // Registered is called by net/http.Transport.RegisterProtocol,
 // to let us know that it understands the registration mechanism we're using.
 func (t transportConfig) Registered(t1 *http.Transport) {
-	t.t.t1 = t1
+	t.t.lazyt1 = t1
 }
 
 func (t transportConfig) DisableCompression() bool {
@@ -145,29 +145,30 @@ func (t transportConfig) DialFromContext(ctx context.Context, network, address s
 
 type transportInternal struct {
 	initOnce sync.Once
-	t1       *http.Transport
+	lazyt1   *http.Transport
 }
 
-func (t *Transport) init() {
+func (t *Transport) init() *http.Transport {
 	t.initOnce.Do(func() {
-		if t.t1 != nil {
+		if t.lazyt1 != nil {
 			return
 		}
 		t1 := &http.Transport{}
 		t.configure(t1)
 	})
+	return t.lazyt1
 }
 
 func (t *Transport) configure(t1 *http.Transport) {
 	t1.RegisterProtocol("http/2", transportConfig{t})
-	// tr2.t1 is set by transportConfig.Registered.
-	if t.t1 != t1 {
+	// tr2.lazyt1 is set by transportConfig.Registered.
+	if t.lazyt1 != t1 {
 		panic("http2: net/http does not support this version of x/net/http2")
 	}
 }
 
 func (t *Transport) roundTripOpt(req *http.Request, opt RoundTripOpt) (*http.Response, error) {
-	t.init()
+	t1 := t.init()
 
 	if req.URL.Scheme == "http" && !t.AllowHTTP {
 		return nil, errors.New("http2: unencrypted HTTP/2 not enabled")
@@ -188,22 +189,23 @@ func (t *Transport) roundTripOpt(req *http.Request, opt RoundTripOpt) (*http.Res
 	ctx := context.WithValue(req.Context(), http2TransportContextKey{}, t)
 	req = req.WithContext(ctx)
 
-	return t.t1.RoundTrip(req)
+	return t1.RoundTrip(req)
 }
 
 func (t *Transport) closeIdleConnections() {
-	t.init()
-	t.t1.CloseIdleConnections()
+	t1 := t.init()
+	t1.CloseIdleConnections()
 }
 
 func (t *Transport) newUserClientConn(c net.Conn) (*ClientConn, error) {
+	t1 := t.init()
 	// http.Transport's NewClientConn doesn't provide a supported way to create
 	// a connection from a net.Conn. (This might be useful to add in the future?)
 	// We're going to craftily sneak one in via the context key, with the
 	// scheme of "http/2" telling NewClientConn to look for it.
 	ctx := context.WithValue(context.Background(), netConnContextKey{}, c)
 
-	nhcc, err := t.t1.NewClientConn(ctx, "http/2", "")
+	nhcc, err := t1.NewClientConn(ctx, "http/2", "")
 	if err != nil {
 		return nil, err
 	}

vendor/golang.org/x/net/idna/idna.go

@@ -400,7 +400,11 @@ func (p *Profile) process(s string, toASCII bool) (string, error) {
 				// Spec says keep the old label.
 				continue
 			}
-			if unicode16 && err == nil && len(u) > 0 && isASCII(u) {
+			if err == nil && len(u) > 0 && isASCII(u) {
+				// UTS 43 pre-revision 33 doesn't classify a xn-- label
+				// which contains only ASCII characters as an error,
+				// but that's a specification bug and a security issue.
+				// Always return an error in this case.
 				err = punyError(enc)
 			}
 			isBidi = isBidi || bidirule.DirectionString(u) != bidi.LeftToRight

vendor/modules.txt

@@ -398,7 +398,7 @@ golang.org/x/mod/internal/lazyregexp
 golang.org/x/mod/modfile
 golang.org/x/mod/module
 golang.org/x/mod/semver
-# golang.org/x/net v0.56.0
+# golang.org/x/net v0.57.0
 ## explicit; go 1.25.0
 golang.org/x/net/http/httpguts
 golang.org/x/net/http2