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Global-buffer-overflow in CXFA_Node::NameToElement |
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Issue descriptionDetailed report: https://clusterfuzz.com/testcase?key=5990313075408896 Fuzzer: libFuzzer_pdfium_xfa_fuzzer Job Type: libfuzzer_chrome_asan Platform Id: linux Crash Type: Global-buffer-overflow READ 4 Crash Address: 0x000003982ab8 Crash State: CXFA_Node::NameToElement CFXJSE_ResolveProcessor::ResolveNormal CFXJSE_ResolveProcessor::Resolve Sanitizer: address (ASAN) Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan&range=519355:519387 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5990313075408896 Issue filed automatically. See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information.
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Nov 29 2017
Automatically assigning owner based on suspected regression changelist https://pdfium.googlesource.com/pdfium/+/f473672fd6305fe97c749bde3b92e3c9c90e88d0 (Generate XFA node classes). If this is incorrect, please remove the owner and apply the Test-Predator-Wrong-CLs label.
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Nov 29 2017
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Nov 29 2017
ClusterFuzz has detected this issue as fixed in range 519747:519798. Detailed report: https://clusterfuzz.com/testcase?key=5990313075408896 Fuzzer: libFuzzer_pdfium_xfa_fuzzer Job Type: libfuzzer_chrome_asan Platform Id: linux Crash Type: Global-buffer-overflow READ 4 Crash Address: 0x000003982ab8 Crash State: CXFA_Node::NameToElement CFXJSE_ResolveProcessor::ResolveNormal CFXJSE_ResolveProcessor::Resolve Sanitizer: address (ASAN) Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan&range=519355:519387 Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan&range=519747:519798 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5990313075408896 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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Nov 29 2017
ClusterFuzz testcase 5990313075408896 is verified as fixed, so closing issue as verified. If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.
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Nov 29 2017
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Nov 29 2017
This was an XFA only issue and not enabled on any branch of Chrome.
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Mar 8 2018
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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Comment 1 by ClusterFuzz
, Nov 29 2017Labels: Test-Predator-Auto-Components