gdal/cad_fuzzer: in CADHandle::getAsLong

2017-12-29T02:15:48
ID OSSFUZZ-4826
Type ossfuzz
Reporter Google
Modified 2018-02-13T16:21:24

Description

Detailed report: https://oss-fuzz.com/testcase?key=6093626703609856

Project: gdal Fuzzer: afl_gdal_cad_fuzzer Fuzz target binary: cad_fuzzer Job Type: afl_asan_gdal Platform Id: linux

Crash Type: READ 8 Crash Address: 0x6020000428dd Crash State: CADHandle::getAsLong DWGFileRNUMBER::GetNOD GDALCADDataset::GetSpatialReference

Sanitizer: address (ASAN)

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=6093626703609856

Issue filed automatically.

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

<b>Note: This crash might not be reproducible with the provided testcase. That said, for the past 14 days we've been seeing this crash frequently. If you are unable to reproduce this, please try a speculative fix based on the crash stacktrace in the report. The fix can be verified by looking at the crash statistics in the report, a day after the fix is deployed. We will auto-close the bug if the crash is not seen for 14 days.</b>

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.

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