grok:grk_decompress_fuzzer: Heap-buffer-overflow in grk::param_qcd::push

2020-03-25T16:34:13
ID OSSFUZZ-21382
Type ossfuzz
Reporter Google
Modified 2020-05-09T20:02:33

Description

Detailed Report: https://oss-fuzz.com/testcase?key=5757890427355136

Project: grok Fuzzing Engine: afl Fuzz Target: grk_decompress_fuzzer Job Type: afl_asan_grok Platform Id: linux

Crash Type: Heap-buffer-overflow WRITE {*} Crash Address: 0x62300000a747 Crash State: grk::param_qcd::push grk::Quantizer::read_SQcd_SQcc grk::j2k_read_qcc

Sanitizer: address (ASAN)

Recommended Security Severity: High

Crash Revision: https://oss-fuzz.com/revisions?job=afl_asan_grok&revision=202003250208

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=5757890427355136

Issue filed automatically.

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This bug is subject to a 90 day disclosure deadline. If 90 days elapse without an upstream patch, then the bug report will automatically become visible to the public.