libreoffice: Heap-buffer-overflow in SVMConverter::ImplConvertFromSVM1

2017-03-11T02:38:47
ID OSSFUZZ-817
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=6336743110344704

Project: libreoffice Fuzzer: libFuzzer_libreoffice_svmfuzzer Fuzz target binary: svmfuzzer Job Type: libfuzzer_asan_libreoffice Platform Id: linux

Crash Type: Heap-buffer-overflow WRITE 8 Crash Address: 0x6090000673f8 Crash State: SVMConverter::ImplConvertFromSVM1 ReadGDIMetaFile _start

Sanitizer: address (ASAN)

Recommended Security Severity: High

Regressed: https://oss-fuzz.com/revisions?job=libfuzzer_asan_libreoffice&range=201703090057:201703100053

Reproducer Testcase: https://oss-fuzz.com/download/AMIfv969kMHzjn3m9vQTJzS51TjIOshqEy3pxXZFNCzPFbBoNVV2jXTDFjUqJNjmQuHlsaiJ8xV_8njTS4FubY6k8bOUDNrU3yTj1gswdBZY3uxReapozwKvLw3hBNgAqZHOmlHTr4Q0Yl4mfS2BXhypP6CM3oq4TLXqdibWfaq4TIiM-j-NP29GA_WKSw5cAdNRKZ6Ck-RltzcToWVaClJC87SVKQ8w7UXaDObL11Yf8qRNlnmGyGdfxRdgJTTLvnevt2etjSQLKOuODbfostKfFumqdWk35xmLIPz1Hz_KzNVBLDFq-Nb7Mp_XnOjE9mTHEihNDGxGmr2gYywiR9EOhM-ubgatZm1qgAEgVVUmGLF4MTy-aqx9YFMV0lhFJ6jBxiug_1gy?testcase_id=6336743110344704

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.