diff options
3 files changed, 21 insertions, 12 deletions
diff --git a/core/java/android/os/ParcelableException.java b/core/java/android/os/ParcelableException.java index d84d62997d93..7f71905d7f28 100644 --- a/core/java/android/os/ParcelableException.java +++ b/core/java/android/os/ParcelableException.java @@ -52,10 +52,12 @@ public final class ParcelableException extends RuntimeException implements Parce final String msg = in.readString(); try { final Class<?> clazz = Class.forName(name, true, Parcelable.class.getClassLoader()); - return (Throwable) clazz.getConstructor(String.class).newInstance(msg); + if (Throwable.class.isAssignableFrom(clazz)) { + return (Throwable) clazz.getConstructor(String.class).newInstance(msg); + } } catch (ReflectiveOperationException e) { - throw new RuntimeException(name + ": " + msg); } + return new RuntimeException(name + ": " + msg); } /** {@hide} */ diff --git a/services/core/java/com/android/server/accounts/AccountManagerService.java b/services/core/java/com/android/server/accounts/AccountManagerService.java index f0b1b3baee17..ef8a5758e873 100644 --- a/services/core/java/com/android/server/accounts/AccountManagerService.java +++ b/services/core/java/com/android/server/accounts/AccountManagerService.java @@ -4703,6 +4703,10 @@ public class AccountManagerService protected void checkKeyIntent( int authUid, Intent intent) throws SecurityException { + intent.setFlags(intent.getFlags() & ~(Intent.FLAG_GRANT_READ_URI_PERMISSION + | Intent.FLAG_GRANT_WRITE_URI_PERMISSION + | Intent.FLAG_GRANT_PERSISTABLE_URI_PERMISSION + | Intent.FLAG_GRANT_PREFIX_URI_PERMISSION)); long bid = Binder.clearCallingIdentity(); try { PackageManager pm = mContext.getPackageManager(); diff --git a/services/core/java/com/android/server/am/ActivityManagerService.java b/services/core/java/com/android/server/am/ActivityManagerService.java index 186d0f40f43a..64eb97070d61 100644 --- a/services/core/java/com/android/server/am/ActivityManagerService.java +++ b/services/core/java/com/android/server/am/ActivityManagerService.java @@ -8629,6 +8629,19 @@ public class ActivityManagerService extends IActivityManager.Stub return -1; } + // Bail early if system is trying to hand out permissions directly; it + // must always grant permissions on behalf of someone explicit. + final int callingAppId = UserHandle.getAppId(callingUid); + if ((callingAppId == SYSTEM_UID) || (callingAppId == ROOT_UID)) { + if ("com.android.settings.files".equals(grantUri.uri.getAuthority())) { + // Exempted authority for cropping user photos in Settings app + } else { + Slog.w(TAG, "For security reasons, the system cannot issue a Uri permission" + + " grant to " + grantUri + "; use startActivityAsCaller() instead"); + return -1; + } + } + final String authority = grantUri.uri.getAuthority(); final ProviderInfo pi = getProviderInfoLocked(authority, grantUri.sourceUserId, MATCH_DEBUG_TRIAGED_MISSING); @@ -8724,16 +8737,6 @@ public class ActivityManagerService extends IActivityManager.Stub // Third... does the caller itself have permission to access // this uri? - final int callingAppId = UserHandle.getAppId(callingUid); - if ((callingAppId == SYSTEM_UID) || (callingAppId == ROOT_UID)) { - if ("com.android.settings.files".equals(grantUri.uri.getAuthority())) { - // Exempted authority for cropping user photos in Settings app - } else { - Slog.w(TAG, "For security reasons, the system cannot issue a Uri permission" - + " grant to " + grantUri + "; use startActivityAsCaller() instead"); - return -1; - } - } if (!checkHoldingPermissionsLocked(pm, pi, grantUri, callingUid, modeFlags)) { // Require they hold a strong enough Uri permission if (!checkUriPermissionLocked(grantUri, callingUid, modeFlags)) { |