Integer-overflow in SkPerlinNoiseShader::PerlinNoiseShaderContext::calculateTurbulenceValueForPoint |
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Issue descriptionDetailed report: https://clusterfuzz.com/testcase?key=5232902242828288 Fuzzer: ifratric-browserfuzzer-v3 Job Type: linux_ubsan_chrome Platform Id: linux Crash Type: Integer-overflow Crash Address: Crash State: SkPerlinNoiseShader::PerlinNoiseShaderContext::calculateTurbulenceValueForPoint SkPerlinNoiseShader::PerlinNoiseShaderContext::shade SkPerlinNoiseShader::PerlinNoiseShaderContext::shadeSpan Sanitizer: undefined (UBSAN) Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=400445:400830 Reproducer Testcase: https://clusterfuzz.com/download/AMIfv96IOwqS2Bj5X_j0YzM5Z74CNi-yM2KJVMgvUTSqSFfEAnfSJlJb7-yZ3TyYPwfhjVepNK0hbX_K5DhkvLC-0LL_79w8Qb_J1s9fgCLDUObbEOHuHGSAePWDjrZPBF7EGdnyRNjMooGnuJKVT-NWSuMlqQlssR_vzKhAKD1NrzDoWa4N4TAfbZHx1u0FXcE8NXh9DYHjrCASdqPOMnXgwwW0IHQcMt4VxcqH6kdr9Wk2IRJKUvkfZhQyQ08kMXRkXqOnWMkR8WxqWI2xhFXsp26CCxaQbpv063aNjFEWNOV-xPMEaVOBgNskGe5sbCkiDU1kb6Tc93J92r8A63m5_MN-X-ZyUhPt2K_5yPsEpzzfW-p_xMg33QmLOxIcwCPrGRpKggAeXThOfSCKVwmX2O8WOSntlw?testcase_id=5232902242828288 Issue filed automatically. See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
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Apr 3 2017
Reducing priority on this non-security integer overflow..we will have to get to these as we can with many more critical issues to address.
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May 19 2017
ClusterFuzz has detected this issue as fixed in range 473029:473072. Detailed report: https://clusterfuzz.com/testcase?key=5232902242828288 Fuzzer: ifratric-browserfuzzer-v3 Job Type: linux_ubsan_chrome Platform Id: linux Crash Type: Integer-overflow Crash Address: Crash State: SkPerlinNoiseShader::PerlinNoiseShaderContext::calculateTurbulenceValueForPoint SkPerlinNoiseShader::PerlinNoiseShaderContext::shade SkPerlinNoiseShader::PerlinNoiseShaderContext::shadeSpan Sanitizer: undefined (UBSAN) Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=400445:400830 Fixed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=473029:473072 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5232902242828288 See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs 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 19 2017
ClusterFuzz testcase 5232902242828288 is verified as fixed, so closing issue. If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue. |
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Comment 1 by msrchandra@chromium.org
, Mar 22 2017Labels: Test-Predator-Wrong-CLs M-59