libreoffice: Heap-use-after-free in HWPFile::AddBox

2017-04-20T05:41:06
ID OSSFUZZ-1193
Type ossfuzz
Reporter Google
Modified 2019-03-04T16:56:33

Description

Project: git://anongit.freedesktop.org/libreoffice/core

Detailed report: https://oss-fuzz.com/testcase?key=6372781283344384

Project: libreoffice Fuzzer: libFuzzer_libreoffice_hwpfuzzer Fuzz target binary: hwpfuzzer Job Type: libfuzzer_asan_libreoffice Platform Id: linux

Crash Type: Heap-use-after-free WRITE 8 Crash Address: 0x611000013070 Crash State: HWPFile::AddBox TxtBox::Read HWPPara::readHBox

Sanitizer: address (ASAN)

Recommended Security Severity: High

Regressed: https://oss-fuzz.com/revisions?job=libfuzzer_asan_libreoffice&range=201702231722:201702252339

Reproducer Testcase: https://oss-fuzz.com/download/AMIfv94kuCgbDrgWlNWqUXJAw8jiN34KWMBthpYLglbOGKXh2Re-4xouE3I2540r-XMHrkIgt8Vpv5GJjfqt8lOtD4W_8aeupO-h5e2KH4UWc77eQ4ijI8TUvobgvzK--X7BK74rqvhi8renrpbmGk19xu1S6SsYDptMoUn8-141oy_lkU-HXMxUuk8tFKhaCoBGJpLxadIgm0VEv7Llr6DWDuCondGQPuW3LS_hTm1WqJSTcbwBBVLl2LbNEQrmngSfYSgqrcUes47DDJXXOayfEapPeURfRjUI91USMGOF9I7S52YvAYE0geXhYUjcVRFKcUslcg2yNS0Dzf26d3tp-lBtoWv2GPekQm0ma407yBVN6WMpuJPWgzPElWrLSg4n1zDsfbQIqRwH5_h1R5hRwtaadNmWb5APTZNLOkBQ-ldqLSjd_Ik?testcase_id=6372781283344384

Issue filed automatically.

See https://github.com/google/oss-fuzz/blob/master/docs/reproducing.md for more information.

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.