New issue
Advanced search Search tips
Note: Color blocks (like or ) mean that a user may not be available. Tooltip shows the reason.
Starred by 1 user

Issue metadata

Status: Verified
Owner: ----
Closed: Jun 2017
Cc:
Type: Bug



Sign in to add a comment

gdal: Divide-by-zero in GDALGeoPackageDataset::ComputeTileAndPixelShifts

Project Member Reported by ClusterFuzz-External, Jun 14 2017

Issue description

Detailed report: https://oss-fuzz.com/testcase?key=5667942886801408

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

Crash Type: Divide-by-zero
Crash Address: 
Crash State:
  GDALGeoPackageDataset::ComputeTileAndPixelShifts
  GDALGeoPackageDataset::InitRaster
  GDALGeoPackageDataset::InitRaster
  
Sanitizer: undefined (UBSAN)

Regressed: https://oss-fuzz.com/revisions?job=libfuzzer_ubsan_gdal&range=201706041657:201706051659

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=5667942886801408


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.

If you have questions for the OSS-Fuzz team, please file an issue at https://github.com/google/oss-fuzz/issues.
 
Project Member

Comment 2 by ClusterFuzz-External, Jun 15 2017

Labels: OS-Linux
Project Member

Comment 3 by ClusterFuzz-External, Jun 15 2017

ClusterFuzz has detected this issue as fixed in range 201706140447:201706150457.

Detailed report: https://oss-fuzz.com/testcase?key=5667942886801408

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

Crash Type: Divide-by-zero
Crash Address: 
Crash State:
  GDALGeoPackageDataset::ComputeTileAndPixelShifts
  GDALGeoPackageDataset::InitRaster
  GDALGeoPackageDataset::InitRaster
  
Sanitizer: undefined (UBSAN)

Regressed: https://oss-fuzz.com/revisions?job=libfuzzer_ubsan_gdal&range=201706041657:201706051659
Fixed: https://oss-fuzz.com/revisions?job=libfuzzer_ubsan_gdal&range=201706140447:201706150457

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=5667942886801408


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

If you suspect that the result above is incorrect, try re-doing that job on the test case report page.
Project Member

Comment 4 by ClusterFuzz-External, Jun 15 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: New)
ClusterFuzz testcase 5667942886801408 is verified as fixed, so closing issue.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.
Project Member

Comment 5 by sheriffbot@chromium.org, Jul 15 2017

Labels: -restrict-view-commit
This bug has been fixed for 30 days. It has been opened to the public.

- Your friendly Sheriffbot

Sign in to add a comment