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Update IonFuzz_473_66131_AIOOBE_Test to provoke an ArrayIndexOutOfBoundsException #477

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merged 2 commits into from
Jan 27, 2024
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Update IonFuzz_473_66131_AIOOBE_Test to provoke an ArrayIndexOutOfBoundsException #477

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de4b1da
Update IonFuzz_473_66131_AIOOBE_Test to provoke an ArrayIndexOutOfBou…
tgregg Jan 27, 2024
81512ae
Use the minimal reproduction
cowtowncoder Jan 27, 2024
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9 changes: 3 additions & 6 deletions ...test/java/com/fasterxml/jackson/dataformat/ion/failing/IonFuzz_473_66131_AIOOBE_Test.java
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Original file line number Diff line number Diff line change
Expand Up @@ -8,11 +8,9 @@
import com.fasterxml.jackson.core.exc.StreamReadException;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.dataformat.ion.*;
import com.fasterxml.jackson.dataformat.ion.fuzz.IonFuzzTestUtil;

import static org.hamcrest.MatcherAssert.assertThat;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.fail;

//[dataformats-binary#473]: ArrayIndexOutOfBoundsException
Expand All @@ -23,13 +21,12 @@ public class IonFuzz_473_66131_AIOOBE_Test

@Test
public void testFuzz66077_ArrayIndexOOBE() throws Exception {
final byte[] doc = IonFuzzTestUtil.readResource("/data/fuzz-66131.ion");
final byte[] doc = { (byte) 0xe0, 0x01, 0x00, (byte) 0xea, (byte) 0xdc, (byte) 0x9a };
try (JsonParser p = ION_MAPPER.createParser(doc)) {
assertEquals(JsonToken.VALUE_STRING, p.nextToken());
assertNull(p.nextToken());
assertEquals(JsonToken.START_OBJECT, p.nextToken());
p.nextTextValue();
fail("Should not pass (invalid content)");
} catch (StreamReadException e) {
// May or may not be the exception message to get, change as appropriate
assertThat(e.getMessage(), Matchers.containsString("Corrupt content to decode"));
}
}
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Binary file removed ion/src/test/resources/data/fuzz-66131.ion
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