grok:grk_decompress_fuzzer: Heap-use-after-free in grk::TileProcessor::parseTilePart

Project: https://github.com/GrokImageCompression/grok.git https://github.com/GrokImageCompression/grok-test-data.git Detailed Report: https://oss-fuzz.com/testcase?key=4764685923844096 Project: grok Fuzzing Engine: libFuzzer Fuzz Target: grkdecompressfuzzer Job Type: libfuzzerasangrok Platform Id...

OSV-2022-243 Heap-buffer-overflow in grk::PacketIter::next_pcrl

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=45537 Crash type: Heap-buffer-overflow READ 1 Crash state: grk::PacketIter::nextpcrl grk::T2Decompress::decompressPackets grk::TileProcessor::decompressT2...

PT-2022-36874

Name of the Vulnerable Software and Affected Versions No specific software or versions are mentioned in the provided description. Description A heap-buffer-overflow read issue is identified, potentially causing a crash. The crash occurs in the grk::PacketIter::next pcrl function, which is called ...

OSV-2020-1864 Heap-use-after-free in grk::TileProcessor::~TileProcessor

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26008 Crash type: Heap-use-after-free READ 8 Crash state: grk::TileProcessor::TileProcessor grk::CodeStream::decompresstiles grk::CodeStream::dodecompress...

OSV-2020-1830 Heap-use-after-free in grk::TileProcessor::~TileProcessor

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25873 Crash type: Heap-use-after-free READ 8 Crash state: grk::TileProcessor::TileProcessor grk::CodeStream::decompresstiles grk::CodeStream::dodecompress...

OSV-2020-1818 Use-of-uninitialized-value in grk::TileProcessor::prepare_sod_decoding

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25798 Crash type: Use-of-uninitialized-value Crash state: grk::TileProcessor::preparesoddecoding grk::CodeStream::parsemarkers grk::CodeStream::decompresstiles...

grok:grk_decompress_fuzzer: Use-of-uninitialized-value in grk::TileProcessor::prepare_sod_decoding

Detailed Report: https://oss-fuzz.com/testcase?key=5154931768819712 Project: grok Fuzzing Engine: libFuzzer Fuzz Target: grkdecompressfuzzer Job Type: libfuzzermsangrok Platform Id: linux Crash Type: Use-of-uninitialized-value Crash Address: Crash State: grk::TileProcessor::preparesoddecoding...