Null-dereference READ in blink::OpenTypeVerticalData::GetVerticalTranslationsForGlyphs |
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Issue descriptionDetailed report: https://clusterfuzz.com/testcase?key=5155911568719872 Fuzzer: ifratric-browserfuzzer-v3 Job Type: linux_ubsan_chrome Platform Id: linux Crash Type: Null-dereference READ Crash Address: 0x000000000000 Crash State: blink::OpenTypeVerticalData::GetVerticalTranslationsForGlyphs blink::HarfBuzzGetGlyphVerticalOrigin hb_font_t::get_glyph_v_origin_with_fallback Sanitizer: undefined (UBSAN) Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=554670:554671 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5155911568719872 Issue filed automatically. See https://github.com/google/clusterfuzz-tools for more information.
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Apr 30 2018
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/0903fe19af33f53932430736caaee9fcfb248968 (Import wpt@43dd25c888da9b903cedeb3bb5b8a832b2d51b97). If this is incorrect, please let us know why and apply the Test-Predator-Wrong-CLs label. If you aren't the correct owner for this issue, please unassign yourself as soon as possible so it can be re-triaged.
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Apr 30 2018
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Apr 30 2018
Not a security issue and no reports in the wild, lowering priority.
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May 3 2018
Probably identical to the not reproducible issue 820821 .
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May 6 2018
ClusterFuzz has detected this issue as fixed in range 556337:556338. Detailed report: https://clusterfuzz.com/testcase?key=5155911568719872 Fuzzer: ifratric-browserfuzzer-v3 Job Type: linux_ubsan_chrome Platform Id: linux Crash Type: Null-dereference READ Crash Address: 0x000000000000 Crash State: blink::OpenTypeVerticalData::GetVerticalTranslationsForGlyphs blink::HarfBuzzGetGlyphVerticalOrigin hb_font_t::get_glyph_v_origin_with_fallback Sanitizer: undefined (UBSAN) Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=554670:554671 Fixed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=556337:556338 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5155911568719872 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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May 6 2018
ClusterFuzz testcase 5155911568719872 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
, Apr 30 2018Labels: Test-Predator-Auto-Components