diff options
| -rw-r--r-- | core/java/android/text/TextUtils.java | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/core/java/android/text/TextUtils.java b/core/java/android/text/TextUtils.java index f06ae71..48122d6 100644 --- a/core/java/android/text/TextUtils.java +++ b/core/java/android/text/TextUtils.java @@ -48,10 +48,11 @@ import android.text.style.URLSpan; import android.text.style.UnderlineSpan; import android.util.Log; import android.util.Printer; - import android.view.View; + import com.android.internal.R; import com.android.internal.util.ArrayUtils; + import libcore.icu.ICU; import java.lang.reflect.Array; @@ -229,7 +230,12 @@ public class TextUtils { public static boolean regionMatches(CharSequence one, int toffset, CharSequence two, int ooffset, int len) { - char[] temp = obtain(2 * len); + int tempLen = 2 * len; + if (tempLen < len) { + // Integer overflow; len is unreasonably large + throw new IndexOutOfBoundsException(); + } + char[] temp = obtain(tempLen); getChars(one, toffset, toffset + len, temp, 0); getChars(two, ooffset, ooffset + len, temp, len); |