Null-dereference READ in SkString::operator= |
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Issue descriptionDetailed report: https://clusterfuzz.com/testcase?key=4544656678584320 Fuzzer: sugoi_filter_fuzzer Job Type: linux_asan_filter_fuzz_stub Platform Id: linux Crash Type: Null-dereference READ Crash Address: 0x000000000000 Crash State: SkString::operator= SkReadBuffer::readFlattenable SkImageFilter::Common::unflatten Sanitizer: address (ASAN) Regressed: https://clusterfuzz.com/revisions?job=linux_asan_filter_fuzz_stub&range=522280:522288 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4544656678584320 Issue filed automatically. See https://github.com/google/clusterfuzz-tools for more information.
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Dec 7 2017
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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Dec 7 2017
Automatically assigning owner based on suspected regression changelist https://skia.googlesource.com/skia/+/fadbfcd4aba676d44dfb08de1a83143a1c63b95c (upgrade SkReadBuffer to always validate). If this is incorrect, please remove the owner and apply the Test-Predator-Wrong-CLs label.
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Dec 7 2017
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Dec 7 2017
The following revision refers to this bug: https://skia.googlesource.com/skia/+/44aa9b2d1e708acb0e32db549abff793283ff442 commit 44aa9b2d1e708acb0e32db549abff793283ff442 Author: Mike Reed <reed@google.com> Date: Thu Dec 07 18:25:09 2017 check for bad strings in readFlattenable Bug:792815 Change-Id: I3b79d8b182bd129e9a17185991020d1dafb66a34 Reviewed-on: https://skia-review.googlesource.com/82060 Reviewed-by: Mike Klein <mtklein@chromium.org> Commit-Queue: Mike Reed <reed@google.com> [modify] https://crrev.com/44aa9b2d1e708acb0e32db549abff793283ff442/src/core/SkReadBuffer.cpp
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Dec 8 2017
ClusterFuzz has detected this issue as fixed in range 522604:522607. Detailed report: https://clusterfuzz.com/testcase?key=4544656678584320 Fuzzer: sugoi_filter_fuzzer Job Type: linux_asan_filter_fuzz_stub Platform Id: linux Crash Type: Null-dereference READ Crash Address: 0x000000000000 Crash State: SkString::operator= SkReadBuffer::readFlattenable SkImageFilter::Common::unflatten Sanitizer: address (ASAN) Regressed: https://clusterfuzz.com/revisions?job=linux_asan_filter_fuzz_stub&range=522280:522288 Fixed: https://clusterfuzz.com/revisions?job=linux_asan_filter_fuzz_stub&range=522604:522607 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4544656678584320 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.
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Dec 8 2017
ClusterFuzz testcase 4544656678584320 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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Comment 1 by ClusterFuzz
, Dec 7 2017