New issue
Advanced search Search tips

Issue 681305 link

Starred by 2 users

Issue metadata

Status: Verified
Owner:
Closed: Feb 2017
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



Sign in to add a comment

Undefined-shift in TIFFReadDirectory

Project Member Reported by ClusterFuzz, Jan 14 2017

Issue description

Cc: dsinclair@chromium.org thestig@chromium.org
Components: Internals>Plugins>PDF
Labels: Test-Predator-Wrong M-56
Owner: npm@chromium.org
Status: Assigned (was: Untriaged)
More tiff issues
Project Member

Comment 3 by bugdroid1@chromium.org, Feb 9 2017

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/486e85e6fd1e845c3006b8f8d3cb22b4f6962bab

commit 486e85e6fd1e845c3006b8f8d3cb22b4f6962bab
Author: pdfium-deps-roller <pdfium-deps-roller@chromium.org>
Date: Thu Feb 09 20:00:33 2017

Roll src/third_party/pdfium/ 9d5fd1de2..67e4faaf8 (1 commit).

https://pdfium.googlesource.com/pdfium.git/+log/9d5fd1de2953..67e4faaf8be0

$ git log 9d5fd1de2..67e4faaf8 --date=short --no-merges --format='%ad %ae %s'
2017-02-08 npm Libtiff upstream fix for large td_bitspersample

Created with:
  roll-dep src/third_party/pdfium
BUG= 681305 

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+/master/autoroll/README.md

If the roll is causing failures, see:
http://www.chromium.org/developers/tree-sheriffs/sheriff-details-chromium#TOC-Failures-due-to-DEPS-rolls

TBR=dsinclair@chromium.org

Review-Url: https://codereview.chromium.org/2687843003
Cr-Commit-Position: refs/heads/master@{#449380}

[modify] https://crrev.com/486e85e6fd1e845c3006b8f8d3cb22b4f6962bab/DEPS

Project Member

Comment 4 by ClusterFuzz, Feb 10 2017

ClusterFuzz has detected this issue as fixed in range 449364:449396.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6702339487694848

Fuzzer: libfuzzer_pdf_codec_tiff_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Undefined-shift
Crash Address: 
Crash State:
  TIFFReadDirectory
  TIFFClientOpen
  tiff_open
  
Sanitizer: undefined (UBSAN)

Fixed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_ubsan&range=449364:449396

Reproducer Testcase: https://cluster-fuzz.appspot.com/download/AMIfv95kkd6AmoFbzVWc5fg9cze9f3-fcI4hfbFlmW2h3R7Zvp5xIiDXLwoV9g448NmGYDIGtL5aveC78N3Y2QfE8-mknEOIlRMamwHAWTtiicZWs5oM1uPRpTwuODem5fVk5hb9jM8dR_C9mKLYqsruwXmA74yHMFBn97C3MUOr-5J5iUs1YkZCIKDn5_KssDk7y7h-e4svw1CJKZ2rey6Qn-acyDaPNMaRMGDBWQNULOUozs-JId1wN49LVWbBVmchNZIfJejkf55jeftfkWOWi4BqBf9BuyqR3PS7y0I6fnSvWTDAH5ZD_77EkTFv6qSFbRZ3ipF_Cww5J7e08SuNopoV3ZVqwDN1ddMGD02KEYtLGUK8AXY?testcase_id=6702339487694848


See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/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 5 by ClusterFuzz, Feb 10 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 6702339487694848 is verified as fixed, so closing issue.

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

Sign in to add a comment