clamav:clamav_scanmap_ARCHIVE_fuzzer: Heap-buffer-overflow in text_normalize_buffer

2020-05-14T12:28:07
ID OSSFUZZ-22211
Type ossfuzz
Reporter Google
Modified 2020-08-12T20:13:19

Description

Detailed Report: https://oss-fuzz.com/testcase?key=5738849600012288

Project: clamav Fuzzing Engine: libFuzzer Fuzz Target: clamav_scanmap_ARCHIVE_fuzzer Job Type: libfuzzer_asan_clamav Platform Id: linux

Crash Type: Heap-buffer-overflow READ 1 Crash Address: 0x604000002774 Crash State: text_normalize_buffer arj_read_main_header cli_unarj_open

Sanitizer: address (ASAN)

Recommended Security Severity: Medium

Regressed: https://oss-fuzz.com/revisions?job=libfuzzer_asan_clamav&range=202001310340:202002010341

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=5738849600012288

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.