New issue
Advanced search Search tips

Issue 849595 link

Starred by 1 user

Issue metadata

Status: Verified
Owner: ----
Closed: Jun 2018
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug-Security



Sign in to add a comment

Use-of-uninitialized-value in blink::AudioHandler::ProcessIfNecessary

Project Member Reported by ClusterFuzz, Jun 5 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=4670191380987904

Fuzzer: attekett_webaudio_fuzzer
Job Type: linux_msan_chrome
Platform Id: linux

Crash Type: Use-of-uninitialized-value
Crash Address: 
Crash State:
  blink::AudioHandler::ProcessIfNecessary
  blink::AudioNodeOutput::Pull
  blink::AudioNodeInput::Pull
  
Sanitizer: memory (MSAN)

Recommended Security Severity: Medium

Regressed: https://clusterfuzz.com/revisions?job=linux_msan_chrome&range=564183:564186

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4670191380987904

Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for more information.
 
Project Member

Comment 1 by ClusterFuzz, Jun 5 2018

ClusterFuzz has detected this issue as fixed in range 564358:564359.

Detailed report: https://clusterfuzz.com/testcase?key=4670191380987904

Fuzzer: attekett_webaudio_fuzzer
Job Type: linux_msan_chrome
Platform Id: linux

Crash Type: Use-of-uninitialized-value
Crash Address: 
Crash State:
  blink::AudioHandler::ProcessIfNecessary
  blink::AudioNodeOutput::Pull
  blink::AudioNodeInput::Pull
  
Sanitizer: memory (MSAN)

Recommended Security Severity: Medium

Regressed: https://clusterfuzz.com/revisions?job=linux_msan_chrome&range=564183:564186
Fixed: https://clusterfuzz.com/revisions?job=linux_msan_chrome&range=564358:564359

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4670191380987904

See https://github.com/google/clusterfuzz-tools 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 2 by ClusterFuzz, Jun 5 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 4670191380987904 is verified as fixed, so closing issue as verified.

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

Comment 3 by sheriffbot@chromium.org, Jun 5 2018

Labels: -Restrict-View-SecurityTeam Restrict-View-SecurityNotify
Labels: -reward-topanel reward-0
Components: Blink>WebAudio
Project Member

Comment 6 by sheriffbot@chromium.org, Jul 28

Labels: Pri-1
Project Member

Comment 7 by sheriffbot@chromium.org, Sep 11

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