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Issue metadata

Status: Verified
Owner: ----
Closed: Oct 2016
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Crash in blink::ComputedStyle::font

Project Member Reported by ClusterFuzz, Oct 25 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5172615611416576

Fuzzer: inferno_twister_custom_bundle
Job Type: linux_asan_chrome_mp
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x000000000040
Crash State:
  blink::ComputedStyle::font
  blink::SVGLengthContext::convertValueFromUserUnitsToEXS
  blink::SVGLengthContext::convertValueFromUserUnits
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_chrome_mp&range=425380:425442

Minimized Testcase (2.40 Kb): https://cluster-fuzz.appspot.com/download/AMIfv94jKqXl0t1FI8asQKjAb6yzNb97Jtw3vQyk_PmdqtK2sovU8MTe-WZI0-4DLQsAwsnPmacyxGcg8Hja9k7SEPdGzoVZMaFgJpFNzo-lmhVVR5nZGBzG4Fux6chcAJfF8KvjywoF5gQGIH0mCAq_HhOf6oxjXw?testcase_id=5172615611416576

Issue filed automatically.

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
 
Project Member

Comment 1 by ClusterFuzz, Oct 26 2016

ClusterFuzz has detected this issue as fixed in range 427006:427199.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5172615611416576

Fuzzer: inferno_twister_custom_bundle
Job Type: linux_asan_chrome_mp
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x000000000040
Crash State:
  blink::ComputedStyle::font
  blink::SVGLengthContext::convertValueFromUserUnitsToEXS
  blink::SVGLengthContext::convertValueFromUserUnits
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_chrome_mp&range=425380:425442
Fixed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_chrome_mp&range=427006:427199

Minimized Testcase (2.40 Kb): https://cluster-fuzz.appspot.com/download/AMIfv94jKqXl0t1FI8asQKjAb6yzNb97Jtw3vQyk_PmdqtK2sovU8MTe-WZI0-4DLQsAwsnPmacyxGcg8Hja9k7SEPdGzoVZMaFgJpFNzo-lmhVVR5nZGBzG4Fux6chcAJfF8KvjywoF5gQGIH0mCAq_HhOf6oxjXw?testcase_id=5172615611416576

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.
Project Member

Comment 2 by ClusterFuzz, Oct 26 2016

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase is verified as fixed, closing issue.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.
Project Member

Comment 3 by sheriffbot@chromium.org, Nov 22 2016

Labels: -Restrict-View-EditIssue
Removing EditIssue view restrictions from ClusterFuzz filed bugs. If you believe that this issue should still be restricted, please reapply the label.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot

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