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Issue metadata

Status: Verified
Owner: ----
Closed: Apr 2017
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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Integer-overflow in net::SpdyStream::AdjustSendWindowSize

Project Member Reported by ClusterFuzz, Apr 19 2017

Issue description

Project Member

Comment 1 by ClusterFuzz, Apr 20 2017

ClusterFuzz has detected this issue as fixed in range 465516:465534.

Detailed report: https://clusterfuzz.com/testcase?key=6054721661173760

Fuzzer: libfuzzer_net_spdy_session_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  net::SpdyStream::AdjustSendWindowSize
  net::SpdySession::UpdateStreamsSendWindowSize
  net::SpdySession::HandleSetting
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=465497:465516
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=465516:465534

Reproducer Testcase: https://clusterfuzz.com/download/AMIfv94bsf5vQ6aif4ZwQEsO7B1xvBpshI-aHCH-kd9EqyfjAklKFynVo3sydm6v8GmOgr3PB66Bk20DtJgdrkF6VzJFtnFjBi5Qg3zry5JG1Uv8OphF_ZipZvx2iXyH_UbdgwAHgnR8npL7BgcUmo8jQ8wkqholXXXl1fMsp7-ni-abljrPo3Zne3St6eLyU-3AKu-bWmLVrPCb4QhSeRIdKP9MV8pAZLu67QjBiZQklMUlqp6zlEE7m_QnFdwSAHWam4f_ZPqCqOw4vV4V4njoxBkRFvouk2xn6lDlKMe4OcNJ60FoobS-3kmlmdL0opMEBXhFhew5xlCo9M4vNyxosPIRGRU-O32HUudystQfF6Au3dOH9lo?testcase_id=6054721661173760


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 2 by ClusterFuzz, Apr 20 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 6054721661173760 is verified as fixed, so closing issue.

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

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