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Issue metadata

Status: Duplicate
Merged: issue 770734
Owner: ----
Closed: Oct 2017
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug-Security



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Heap-buffer-overflow in DoExtractQueryKeyValue<char>

Project Member Reported by ClusterFuzz, Oct 3 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6541977171787776

Fuzzer: afl_template_url_parser_fuzzer
Job Type: afl_chrome_asan
Platform Id: linux

Crash Type: Heap-buffer-overflow READ 1
Crash Address: 0x6030000006a8
Crash State:
  DoExtractQueryKeyValue<char>
  url::ExtractQueryKeyValue
  TemplateURLParsingContext::ProcessURLParams
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=afl_chrome_asan&range=459720:459734

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6541977171787776

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Oct 3 2017

Components: UI>Browser>Search
Labels: Test-Predator-AutoComponents
Automatically applying components based on crash stacktrace and information from OWNERS files. If this is incorrect, please apply the Test-Predator-Wrong-Components label.
Project Member

Comment 2 by sheriffbot@chromium.org, Oct 3 2017

Labels: M-61
Project Member

Comment 3 by sheriffbot@chromium.org, Oct 3 2017

Labels: Pri-1
Mergedinto: 770734
Status: Duplicate (was: Untriaged)
Project Member

Comment 5 by ClusterFuzz, Oct 4 2017

ClusterFuzz has detected this issue as fixed in range 506047:506068.

Detailed report: https://clusterfuzz.com/testcase?key=6541977171787776

Fuzzer: afl_template_url_parser_fuzzer
Job Type: afl_chrome_asan
Platform Id: linux

Crash Type: Heap-buffer-overflow READ 1
Crash Address: 0x6030000006a8
Crash State:
  DoExtractQueryKeyValue<char>
  url::ExtractQueryKeyValue
  TemplateURLParsingContext::ProcessURLParams
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=afl_chrome_asan&range=459720:459734
Fixed: https://clusterfuzz.com/revisions?job=afl_chrome_asan&range=506047:506068

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6541977171787776

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.
Labels: -Test-Predator-AutoComponents Test-Predator-Auto-Components
Project Member

Comment 7 by sheriffbot@chromium.org, Feb 27 2018

Labels: -Restrict-View-SecurityTeam 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

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