libarchive/libarchive_fuzzer: Stack-buffer-overflow in parse_file_extra_owner

2019-04-18T09:26:53
ID OSSFUZZ-14331
Type ossfuzz
Reporter Google
Modified 2019-05-21T15:27:46

Description

Project: https://github.com/libarchive/libarchive.git

Detailed report: https://oss-fuzz.com/testcase?key=5676090753810432

Project: libarchive Fuzzer: afl_libarchive_fuzzer Fuzz target binary: libarchive_fuzzer Job Type: afl_asan_libarchive Platform Id: linux

Crash Type: Stack-buffer-overflow WRITE 1 Crash Address: 0x7fc68d494b80 Crash State: parse_file_extra_owner process_head_file_extra process_head_file

Sanitizer: address (ASAN)

Recommended Security Severity: High

Regressed: https://oss-fuzz.com/revisions?job=afl_asan_libarchive&range=201904170206:201904180206

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=5676090753810432

Issue filed automatically.

See https://github.com/google/oss-fuzz/blob/master/docs/reproducing.md for instructions to reproduce this bug locally.

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.

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