New issue
Advanced search Search tips

Issue 667032 link

Starred by 1 user

Issue metadata

Status: Verified
Owner:
Closed: Feb 2017
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug-Security

Blocking:
issue 62400



Sign in to add a comment

Heap-buffer-overflow in bmp_decode_rle4

Project Member Reported by ClusterFuzz, Nov 19 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5732922532560896

Fuzzer: libfuzzer_pdf_codec_bmp_fuzzer
Job Type: libfuzzer_chrome_asan_debug
Platform Id: linux

Crash Type: Heap-buffer-overflow WRITE 1
Crash Address: 0x6230000018d8
Crash State:
  bmp_decode_rle4
  bmp_decode_image
  CCodec_BmpModule::LoadImage
  
Recommended Security Severity: High

Regressed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_asan_debug&range=398395:399155

Minimized Testcase (0.52 Kb): https://cluster-fuzz.appspot.com/download/AMIfv94cOI9cRaARqZw80oQOFXy303BVbd00RCzL1azGIe1WLAME_m9A4FBqlcg0aEXLh9CN-fRQRhWJ36LORgHNkQbQurAa77nHrPJ51Yu4iXhiAprag_AGxG1GCAF-JMWhakU51P9UW_S6PVf6z-3eaYSlv9o3KQ?testcase_id=5732922532560896

Issue filed automatically.

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing.md for more information.
 
Project Member

Comment 1 by sheriffbot@chromium.org, Nov 19 2016

Labels: M-54
Project Member

Comment 2 by sheriffbot@chromium.org, Nov 19 2016

Labels: Pri-1
Components: Internals>Plugins>PDF
Owner: och...@chromium.org
Status: Assigned (was: Untriaged)
Can you please take a look or route this to someone who can? Thanks.
Blocking: 62400
Cc: och...@chromium.org
Labels: -Security_Impact-Stable -Security_Severity-High Security_severity-None Security_Impact-None
Owner: dsinclair@chromium.org
XFA is not enabled in any Chrome branch.
Labels: -M-54
Project Member

Comment 6 by ClusterFuzz, Feb 28 2017

ClusterFuzz has detected this issue as fixed in range 453290:453318.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5732922532560896

Fuzzer: libfuzzer_pdf_codec_bmp_fuzzer
Job Type: libfuzzer_chrome_asan_debug
Platform Id: linux

Crash Type: Heap-buffer-overflow WRITE 1
Crash Address: 0x6230000018d8
Crash State:
  bmp_decode_rle4
  bmp_decode_image
  CCodec_BmpModule::LoadImage
  
Sanitizer: address (ASAN)

Recommended Security Severity: High

Regressed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_asan_debug&range=398395:399155
Fixed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_asan_debug&range=453290:453318

Reproducer Testcase: https://cluster-fuzz.appspot.com/download/AMIfv97EYH48mQl9M-pyHBcJPqWkh-gWMliXyiBTPBkpCNPiZG-H1gkf2rlPBJUCodUzs6pgUrbXnhJokQGYx5RQsCrFprBkRrmUfOLObGDT4CeuJw5GU_2V7Zsgs2Bz-qYD6tM4BPg94FLP_gsuBWo6P-l2Raax8SOdxLetNy6G8n3FisIe8COB89KnWmxoOCkNp96KbuEuynBHsQ7LJzwQrF6LQlEUkL_oPYORYbr1QxrfuHBrW1GjN9GH9wr47xX-RkWKR7YlVVkcfWlSa5YHpZWjrpYppr1gPWM9alOALVcdIQAQl-VROfQXB0sDXkXW_Iy71K-Ed0rjiO4oTlNh1qMTmKFpLOSqz7xKJZUcCc9clgJ5tFs?testcase_id=5732922532560896


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 7 by ClusterFuzz, Feb 28 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 5732922532560896 is verified as fixed, so closing issue.

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

Comment 8 by sheriffbot@chromium.org, Mar 1 2017

Labels: -Restrict-View-SecurityTeam Restrict-View-SecurityNotify
Project Member

Comment 9 by sheriffbot@chromium.org, Jun 7 2017

Labels: -Restrict-View-SecurityNotify allpublic
This bug has been closed for more than 14 weeks. Removing security view restrictions.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot

Sign in to add a comment