gdal: Heap-buffer-overflow in BigByteCpy

2017-06-04T23:35:54
ID OSSFUZZ-2098
Type ossfuzz
Reporter Google
Modified 2017-07-06T13:04:50

Description

Project: https://github.com/OSGeo/gdal.git

Detailed report: https://oss-fuzz.com/testcase?key=6320672118669312

Project: gdal Fuzzer: libFuzzer_gdal_fuzzer Fuzz target binary: gdal_fuzzer Job Type: libfuzzer_asan_gdal Platform Id: linux

Crash Type: Heap-buffer-overflow READ 4 Crash Address: 0x6100000008f8 Crash State: BigByteCpy FindTemplateIDs unpk_grib2

Sanitizer: address (ASAN)

Recommended Security Severity: Medium

Regressed: https://oss-fuzz.com/revisions?job=libfuzzer_asan_gdal&range=201705291647:201705301648

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=6320672118669312

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.

When you fix this bug, please * mention the fix revision(s). * state whether the bug was a short-lived regression or an old bug in any stable releases. * add any other useful information. This information can help downstream consumers.