firebase-android-sdk: Firebase Auth crashes with OutOfMemoryError in Android 12

[REQUIRED] Step 2: Describe your environment

• Android Studio version: Bumblebee 2021.1.1 Patch 2
• Firebase Component: auth
• Component version: firebase-auth:21.0.3
• Device: Android 12 - Samsung S10

[REQUIRED] Step 3: Describe the problem

Firebase Auth crashes with OutOfMemoryError in Android 12

Steps to reproduce:

This is the console output for one of our Android 12 users getting the crash.

java.lang.OutOfMemoryError: Failed to allocate a 150994952 byte allocation with 25165824 free bytes and 104MB until OOM, target footprint 452092968, growth limit 536870912 at java.util.Arrays.copyOf(Arrays.java:3257) at java.lang.AbstractStringBuilder.ensureCapacityInternal(AbstractStringBuilder.java:124) at java.lang.AbstractStringBuilder.append(AbstractStringBuilder.java:649) at java.lang.StringBuilder.append(StringBuilder.java:203) at org.json.JSONStringer.string(JSONStringer.java:327) at org.json.JSONStringer.value(JSONStringer.java:261) at org.json.JSONArray.writeTo(JSONArray.java:616) at org.json.JSONStringer.value(JSONStringer.java:242) at org.json.JSONObject.writeTo(JSONObject.java:740) at org.json.JSONObject.toString(JSONObject.java:708) at com.google.firebase.auth.internal.zzbg.zzd(com.google.firebase:firebase-auth@@21.0.3:27) at com.google.firebase.auth.FirebaseAuth.zzH(com.google.firebase:firebase-auth@@21.0.3:13) at com.google.firebase.auth.zzo.zza(com.google.firebase:firebase-auth@@21.0.3:1) at com.google.android.gms.internal.firebase-auth-api.zzrv.zzb(com.google.firebase:firebase-auth@@21.0.3:3) at com.google.android.gms.internal.firebase-auth-api.zzuh.zzj(com.google.firebase:firebase-auth@@21.0.3:1) at com.google.android.gms.internal.firebase-auth-api.zzue.zzn(com.google.firebase:firebase-auth@@21.0.3:2) at com.google.android.gms.internal.firebase-auth-api.zztg.zzn(com.google.firebase:firebase-auth@@21.0.3:1) at com.google.android.gms.internal.firebase-auth-api.zzqe.zzb(com.google.firebase:firebase-auth@@21.0.3:2) at com.google.android.gms.internal.firebase-auth-api.zzup.zza(com.google.firebase:firebase-auth@@21.0.3:24) at com.google.android.gms.internal.firebase-auth-api.zztv.zzf(com.google.firebase:firebase-auth@@21.0.3:4) at com.google.android.gms.internal.firebase-auth-api.zzrl.zzp(com.google.firebase:firebase-auth@@21.0.3:4) at com.google.android.gms.internal.firebase-auth-api.zzth.zzj(com.google.firebase:firebase-auth@@21.0.3:5) at com.google.android.gms.internal.firebase-auth-api.zzrv.zzc(com.google.firebase:firebase-auth@@21.0.3:1) at com.google.android.gms.internal.firebase-auth-api.zzui.run(com.google.firebase:firebase-auth@@21.0.3:1) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641) at java.lang.Thread.run(Thread.java:920)

Relevant Code:

It calls this code when resuming the app and crashes.

fun checkSignedIn(isPhoneAuth: Boolean) {
        if (!isPhoneAuth) {
            val fireBaseUser = FirebaseAuth.getInstance().currentUser

            fireBaseUser?.let { user ->

                user.getIdToken(true)
                        .addOnCompleteListener { task ->
                            if (task.isSuccessful) {
                                task.result?.token?.let { token ->
                                    if (loggingIn) {
                                        login(token, LoginMethod.FACEBOOK)
                                    } else {
                                        signup(token, LoginMethod.FACEBOOK)
                                    }
                                } ?: kotlin.run {
                                    resetLogin()
                                }
                            } else {
                                resetLogin()
                                val exception = task.exception
                                val errorMessage = exception?.message ?: ""

                                onError(errorMessage)
                            }
                        }
            } ?: kotlin.run {
                if (!isLoading) {
                    showLogin()
                }
            }
        } else {

            val fireBaseUser = FirebaseAuth.getInstance().currentUser

            fireBaseUser?.let { user ->

                user.getIdToken(true)
                        .addOnCompleteListener { task ->
                            if (task.isSuccessful) {
                                task.result?.token?.let { token ->
                                    saveAccessToken(token)
                                    phoneAuthAccessToken = token

                                    if (loggingIn) {
                                        login(phoneAuthAccessToken, LoginMethod.PHONE)
                                    } else {
                                        signup(phoneAuthAccessToken, LoginMethod.PHONE)
                                    }
                                } ?: kotlin.run {
                                    resetLogin()
                                }
                            } else {
                                resetLogin()
                                val exception = task.exception
                                val errorMessage = exception?.message ?: ""

                                onError(errorMessage)
                            }
                        }
            } ?: kotlin.run {
                //resetLogin()
                if (!isLoading) {
                    showLogin()
                }
            }
        }
    }