[ https://issues.apache.org/jira/browse/COMPRESS-527?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Stefan Bodewig resolved COMPRESS-527. ------------------------------------- Fix Version/s: 1.21 Resolution: Fixed fixed with commit e176d4b7 > Decompression fails with NullPointerException > --------------------------------------------- > > Key: COMPRESS-527 > URL: https://issues.apache.org/jira/browse/COMPRESS-527 > Project: Commons Compress > Issue Type: Bug > Affects Versions: 1.20 > Reporter: Maksim Zuev > Priority: Major > Fix For: 1.21 > > > This Kotlin code fails with exception > Exception in thread "main" java.lang.NullPointerException > at > org.apache.commons.compress.compressors.deflate64.HuffmanDecoder.buildTree(HuffmanDecoder.java:466) > at > org.apache.commons.compress.compressors.deflate64.HuffmanDecoder.access$800(HuffmanDecoder.java:31) > at > org.apache.commons.compress.compressors.deflate64.HuffmanDecoder$HuffmanCodes.<init>(HuffmanDecoder.java:293) > at > org.apache.commons.compress.compressors.deflate64.HuffmanDecoder.decode(HuffmanDecoder.java:146) > at > org.apache.commons.compress.compressors.deflate64.Deflate64CompressorInputStream.read(Deflate64CompressorInputStream.java:84) > at > org.apache.commons.compress.archivers.zip.ZipArchiveInputStream.read(ZipArchiveInputStream.java:493) > at java.base/java.io.InputStream.readNBytes(InputStream.java:396) > at java.base/java.io.InputStream.readAllBytes(InputStream.java:333) > at ru.example.kotlinfuzzer.tests.MainKt.main(main.kt:35) > at ru.example.kotlinfuzzer.tests.MainKt.main(main.kt) > {code:java} > import org.apache.commons.compress.archivers.ArchiveStreamFactory > import java.io.ByteArrayInputStream > fun main() { > val bytes = listOf( > 0x50, 0x4b, 0x03, 0x04, 0x14, 0x00, 0x00, 0x00, 0x09, 0x00, > 0x84, 0xb6, 0xba, 0x46, 0x72, 0xb6, 0xfe, 0x77, 0x4a, 0x00, > 0x00, 0x00, 0x6b, 0x00, 0x00, 0x00, 0x03, 0x00, 0x1c, 0x00, > 0x62, 0x62, 0x62, 0x55, 0x54, 0x09, 0x00, 0x03, 0xe7, 0xce, > 0x64, 0x55, 0xf3, 0xce, 0x64, 0x55, 0x75, 0x78, 0x0b, 0x00, > 0x01, 0x04, 0x5c, 0xf9, 0x01, 0x00, 0x04, 0x88, 0x13, 0x00, > 0x00, 0x1d, 0x8b, 0xc1, 0x0d, 0xc0, 0x30, 0x08, 0x03, 0xff, > 0x99, 0xc2, 0xab, 0x81, 0x50, 0x1a, 0xa8, 0x44, 0x1e, 0x56, > 0x30, 0x7f, 0x21, 0x1f, 0x5b, 0x3e, 0x9d, 0x85, 0x6e > ).map { it.toByte() }.toByteArray() > val input = ByteArrayInputStream(bytes) > ArchiveStreamFactory().createArchiveInputStream("zip", input).use { ais -> > ais.nextEntry > ais.readAllBytes() > } > } > {code} > This Kotlin code fails with exception > Exception in thread "main" java.lang.NullPointerException > at > org.apache.commons.compress.compressors.deflate64.HuffmanDecoder.buildTree(HuffmanDecoder.java:464) > at > org.apache.commons.compress.compressors.deflate64.HuffmanDecoder.populateDynamicTables(HuffmanDecoder.java:389) > at > org.apache.commons.compress.compressors.deflate64.HuffmanDecoder.readDynamicTables(HuffmanDecoder.java:187) > at > org.apache.commons.compress.compressors.deflate64.HuffmanDecoder.decode(HuffmanDecoder.java:145) > at > org.apache.commons.compress.compressors.deflate64.Deflate64CompressorInputStream.read(Deflate64CompressorInputStream.java:84) > at > org.apache.commons.compress.archivers.zip.ZipArchiveInputStream.read(ZipArchiveInputStream.java:493) > at java.base/java.io.InputStream.readNBytes(InputStream.java:396) > at java.base/java.io.InputStream.readAllBytes(InputStream.java:333) > at ru.example.kotlinfuzzer.tests.MainKt.main(main.kt:32) > at ru.example.kotlinfuzzer.tests.MainKt.main(main.kt) > {code:java} > import org.apache.commons.compress.archivers.ArchiveStreamFactory > import java.io.ByteArrayInputStream > fun main() { > val bytes = listOf( > 0x50, 0x4b, 0x03, 0x04, 0x14, 0x00, 0x00, 0x00, 0x09, 0x00, > 0x84, 0xb6, 0xba, 0x46, 0x72, 0xb6, 0xfe, 0x77, 0x4a, 0x00, > 0x00, 0x00, 0x6b, 0x00, 0x00, 0x00, 0x03, 0x00, 0x1c, 0x00, > 0x62, 0x62, 0x62, 0x55, 0x54, 0x09, 0x00, 0x03, 0xe7, 0xce, > 0x64, 0x55, 0xf3, 0xce, 0x64, 0x55, 0x75, 0x78, 0x0b, 0x00, > 0x01, 0x04, 0x5c, 0xf9, 0x01, 0x00, 0x04, 0x88, 0x13, 0x00, > 0x00, 0x1d, 0x8b, 0xc1, 0x0d, 0xc0, 0x30, 0x88, 0x03, 0xff > ).map { it.toByte() }.toByteArray() > val input = ByteArrayInputStream(bytes) > ArchiveStreamFactory().createArchiveInputStream("zip", input).use { ais -> > ais.nextEntry > ais.readAllBytes() > } > } > {code} > IOException expected -- This message was sent by Atlassian Jira (v8.3.4#803005)