lzo:all_lzo_compress: Use-of-uninitialized-value in do_compress

2019-10-21T20:47:56
ID OSSFUZZ-18425
Type ossfuzz
Reporter Google
Modified 2020-01-20T16:36:41

Description

Detailed Report: https://oss-fuzz.com/testcase?key=5184581522685952

Project: lzo Fuzzing Engine: libFuzzer Fuzz Target: all_lzo_compress Job Type: libfuzzer_msan_lzo Platform Id: linux

Crash Type: Use-of-uninitialized-value Crash Address: Crash State: do_compress lzo1f_1_compress FuzzLzoAlgorithm

Sanitizer: memory (MSAN)

Recommended Security Severity: Medium

Regressed: https://oss-fuzz.com/revisions?job=libfuzzer_msan_lzo&range=201910210343:201910211822

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=5184581522685952

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.