Null-dereference READ in blink::SVGStopElement::StopColorIncludingOpacity |
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Issue descriptionDetailed report: https://clusterfuzz.com/testcase?key=5406917097947136 Fuzzer: inferno_twister_c Job Type: linux_asan_chrome_v8_arm Platform Id: linux Crash Type: Null-dereference READ Crash Address: 0x00000034 Crash State: blink::SVGStopElement::StopColorIncludingOpacity blink::SVGGradientElement::BuildStops blink::SVGGradientElement::CollectCommonAttributes Sanitizer: address (ASAN) Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_v8_arm&range=514498:517702 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5406917097947136 Issue filed automatically. See https://github.com/google/clusterfuzz-tools for more information.
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Nov 23 2017
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/e3276a9902608cd3930d2a1dad67d56b5ae98313 (Do not instantiate SVG color stop layout objects). If this is incorrect, please remove the owner and apply the Test-Predator-Wrong-CLs label.
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Nov 28 2017
The following revision refers to this bug: https://chromium.googlesource.com/chromium/src.git/+/c597622d25e8e36b6116db30a671154c74b3c3fe commit c597622d25e8e36b6116db30a671154c74b3c3fe Author: Florin Malita <fmalita@chromium.org> Date: Tue Nov 28 00:24:07 2017 Handle missing SVG <stop> style gracefully Undistributed shadow DOM v0 light tree nodes don't seem to enforce style calculation. Prior to https://chromium-review.googlesource.com/c/chromium/src/+/767708, this condition was being caught by checking for null style. Add back the style check to handle this case gracefully. BUG= 788206 Cq-Include-Trybots: master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2 Change-Id: I859a78206ca61fa58a6f24c6afd84b98004ed757 Reviewed-on: https://chromium-review.googlesource.com/791213 Reviewed-by: Fredrik Söderquist <fs@opera.com> Commit-Queue: Florin Malita <fmalita@chromium.org> Cr-Commit-Position: refs/heads/master@{#519474} [add] https://crrev.com/c597622d25e8e36b6116db30a671154c74b3c3fe/third_party/WebKit/LayoutTests/svg/custom/stop-style-crash-expected.txt [add] https://crrev.com/c597622d25e8e36b6116db30a671154c74b3c3fe/third_party/WebKit/LayoutTests/svg/custom/stop-style-crash.svg [modify] https://crrev.com/c597622d25e8e36b6116db30a671154c74b3c3fe/third_party/WebKit/Source/core/svg/SVGStopElement.cpp
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Nov 28 2017
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Nov 28 2017
ClusterFuzz has detected this issue as fixed in range 519433:519508. Detailed report: https://clusterfuzz.com/testcase?key=5406917097947136 Fuzzer: inferno_twister_c Job Type: linux_asan_chrome_v8_arm Platform Id: linux Crash Type: Null-dereference READ Crash Address: 0x00000034 Crash State: blink::SVGStopElement::StopColorIncludingOpacity blink::SVGGradientElement::BuildStops blink::SVGGradientElement::CollectCommonAttributes Sanitizer: address (ASAN) Regressed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_v8_arm&range=514498:517702 Fixed: https://clusterfuzz.com/revisions?job=linux_asan_chrome_v8_arm&range=519433:519508 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5406917097947136 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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Nov 28 2017
ClusterFuzz testcase 5406917097947136 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
, Nov 23 2017Labels: Test-Predator-Auto-Components