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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
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