Null-dereference READ in CXFA_FMIfExpression::ToJavaScript |
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Issue descriptionDetailed report: https://clusterfuzz.com/testcase?key=4918752291061760 Fuzzer: afl_pdf_fm2js_fuzzer Job Type: afl_chrome_asan Platform Id: linux Crash Type: Null-dereference READ Crash Address: 0x000000000000 Crash State: CXFA_FMIfExpression::ToJavaScript CXFA_FMIfExpression::ToJavaScript CXFA_FMBlockExpression::ToJavaScript Sanitizer: address (ASAN) Regressed: https://clusterfuzz.com/revisions?job=afl_chrome_asan&range=540988:541003 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4918752291061760 Issue filed automatically. See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information.
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Mar 8 2018
Automatically applying components based on crash stacktrace and information from OWNERS files. If this is incorrect, please apply the Test-Predator-Wrong-Components label.
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Mar 8 2018
Automatically adding ccs based on suspected regression changelists: [formcalc] Cleanup m_error handling by dsinclair@chromium.org - https://pdfium.googlesource.com/pdfium/+/406b23d9350777514e499cefdc080212de596e8d [formcalc] Simplify function signature parsing by dsinclair@chromium.org - https://pdfium.googlesource.com/pdfium/+/f3be555096b0b64917d27578e51c9e6c7d9c7083 If this is incorrect, please let us know why and apply the Test-Predator-Wrong-CLs label.
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Mar 8 2018
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Mar 8 2018
ClusterFuzz has detected this issue as fixed in range 541534:541559. Detailed report: https://clusterfuzz.com/testcase?key=4918752291061760 Fuzzer: afl_pdf_fm2js_fuzzer Job Type: afl_chrome_asan Platform Id: linux Crash Type: Null-dereference READ Crash Address: 0x000000000000 Crash State: CXFA_FMIfExpression::ToJavaScript CXFA_FMIfExpression::ToJavaScript CXFA_FMBlockExpression::ToJavaScript Sanitizer: address (ASAN) Regressed: https://clusterfuzz.com/revisions?job=afl_chrome_asan&range=540988:541003 Fixed: https://clusterfuzz.com/revisions?job=afl_chrome_asan&range=541534:541559 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4918752291061760 See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information. If you suspect that the result above is incorrect, try re-doing that job on the test case report page. |
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Comment 1 by ClusterFuzz
, Mar 8 2018