DivestOS/Patches/LineageOS-16.0/android_frameworks_base/394880.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Hans Boehm <hboehm@google.com>
Date: Tue, 2 Jan 2024 16:53:13 -0800
Subject: [PATCH] Check hidden API exemptions

Refuse to deal with newlines and null characters in
HiddenApiSettings.update(). Also disallow nulls in process start
arguments.

Bug: 316153291
Test: Treehugger for now
(cherry picked from commit 7ba059e2cf0a2c20f9a849719cdc32b12c933a44)
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:60669aa49aba34c0950d6246bd95b54f91a3c8e8)
Merged-In: I83cd60e46407a4a082f9f3c80e937dbd522dbac4
Change-Id: I83cd60e46407a4a082f9f3c80e937dbd522dbac4
---
 core/java/android/os/ZygoteProcess.java | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/core/java/android/os/ZygoteProcess.java b/core/java/android/os/ZygoteProcess.java
index 904ec46859fa..aab1d9d57803 100644
--- a/core/java/android/os/ZygoteProcess.java
+++ b/core/java/android/os/ZygoteProcess.java
@@ -292,6 +292,8 @@ public class ZygoteProcess {
                     throw new ZygoteStartFailedEx("Embedded newlines not allowed");
                 } else if (args.get(i).indexOf('\r') >= 0) {
                     throw new ZygoteStartFailedEx("Embedded carriage returns not allowed");
+                } else if (args.get(i).indexOf('\u0000') >= 0) {
+                    throw new ZygoteStartFailedEx("Embedded nulls not allowed");
                 }
             }