deps: bump google.golang.org/grpc v1.82.1 → v1.82.2 for CVE-2026-84445

Fix gRPC-Go Denial of Service via malformed RPC requests missing
the :authority header (CVSS 7.5). Retains go 1.26.0 directive and
K8s API v0.37.0 versions.

HELM-858 / OCPTOOLS-2684

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

go.mod

@@ -171,7 +171,7 @@ require (
 	golang.org/x/tools v0.48.0 // 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
-	google.golang.org/grpc v1.82.1 // indirect
+	google.golang.org/grpc v1.82.2 // indirect
 	google.golang.org/protobuf v1.36.12-0.20260120151049-f2248ac996af // indirect
 	gopkg.in/evanphx/json-patch.v4 v4.13.0 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect

go.sum

@@ -493,8 +493,8 @@ google.golang.org/genproto/googleapis/api v0.0.0-20260526163538-3dc84a4a5aaa h1:
 google.golang.org/genproto/googleapis/api v0.0.0-20260526163538-3dc84a4a5aaa/go.mod h1:q4lMZS6kskjT5HvCPrnnypcDPVJqT/f4nfxmkE7gryY=
 google.golang.org/genproto/googleapis/rpc v0.0.0-20260526163538-3dc84a4a5aaa h1:mZHHdPZl0dbGHCflZgAq/Q468DWVFcU2whhB2KAo8fk=
 google.golang.org/genproto/googleapis/rpc v0.0.0-20260526163538-3dc84a4a5aaa/go.mod h1:4Hqkh8ycfw05ld/3BWL7rJOSfebL2Q+DVDeRgYgxUU8=
-google.golang.org/grpc v1.82.1 h1:NnAxzGRA0677vCa4BUkOAnO5+FfQqVl9iUXeD0IqcGE=
-google.golang.org/grpc v1.82.1/go.mod h1:yzTZ1TB1Z3SG+LIYaI+WiE8D5+PZ3ArnrSp8zF3+/ZA=
+google.golang.org/grpc v1.82.2 h1:2+rCCTC8esfgjDFhN+rIok0FVsBLw/y5vHzNX2FjRLw=
+google.golang.org/grpc v1.82.2/go.mod h1:yzTZ1TB1Z3SG+LIYaI+WiE8D5+PZ3ArnrSp8zF3+/ZA=
 google.golang.org/protobuf v1.36.12-0.20260120151049-f2248ac996af h1:+5/Sw3GsDNlEmu7TfklWKPdQ0Ykja5VEmq2i817+jbI=
 google.golang.org/protobuf v1.36.12-0.20260120151049-f2248ac996af/go.mod h1:HTf+CrKn2C3g5S8VImy6tdcUvCska2kB7j23XfzDpco=
 gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw=

vendor/google.golang.org/grpc/internal/transport/http2_server.go

@@ -522,6 +522,12 @@ func (t *http2Server) operateHeaders(ctx context.Context, frame *http2.MetaHeade
 		delete(mdata, "host")
 	}
 
+	// If :authority is still missing, i.e. no host or :authority header is
+	// present, reject the request as invalid.
+	if len(mdata[":authority"]) == 0 {
+		t.writeEarlyAbort(streamID, s.contentSubtype, status.New(codes.Internal, "no host or :authority header present"), http.StatusBadRequest, !frame.StreamEnded())
+		return nil
+	}
 	if frame.StreamEnded() {
 		// s is just created by the caller. No lock needed.
 		s.state = streamReadDone

vendor/google.golang.org/grpc/version.go

@@ -19,4 +19,4 @@
 package grpc
 
 // Version is the current grpc version.
-const Version = "1.82.1"
+const Version = "1.82.2"

vendor/modules.txt

@@ -774,7 +774,7 @@ google.golang.org/genproto/googleapis/api/httpbody
 ## explicit; go 1.25.0
 google.golang.org/genproto/googleapis/rpc/errdetails
 google.golang.org/genproto/googleapis/rpc/status
-# google.golang.org/grpc v1.82.1
+# google.golang.org/grpc v1.82.2
 ## explicit; go 1.25.0
 google.golang.org/grpc
 google.golang.org/grpc/attributes