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Issue 627995 link

Starred by 1 user

Issue metadata

Status: Fixed
Owner:
Last visit > 30 days ago
Closed: Jul 2016
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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NO STACK

Project Member Reported by ClusterFuzz, Jul 13 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5739831460364288

Fuzzer: mbarbella_js_mutation
Job Type: linux_cfi_d8
Platform Id: linux

Crash Type: Fatal error
Crash Address: 
Crash State:
  NULL
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_cfi_d8&range=382986:383020

Minimized Testcase (0.49 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv967_flbxovEAeE_CvGx79M4hVqE83wHz6PsnNy1MiITZT0rTl_AbVx0RJmj5MjQgzwHVY7T5oSr3P2POKCxypFs2D9vXGL_4x5miO8EgQFPmSsGB7oB4ukIztvn62eqccTTIf7R4UUZrFXVz-zSkMmTROFfGQ?testcase_id=5739831460364288
function __f_106(stdlib, buffer) {
  "use asm";
  var __v_31 = new stdlib.Int32Array(buffer);
  function __f_19() {
__v_31[2147483648]|4 + 2147483648 | 13;
  }
  return {__f_19: __f_19};
}
  var __v_20 = [ [Int8Array, '>> 0'], [Uint8Array, 'Uint8Array'], [][ '>> 1'], [], []];
  for (var __v_28 = 0; __v_28 < __v_20.length; __v_28++) {
    var __v_2 = __f_106.toString();
    __v_2 = __v_2.replace('Int32Array', __v_20[__v_28][1]);
    var module = Wasm.instantiateModuleFromAsm(__v_2);
  }
( {
  

})();


Filer: mmohammad

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
 
Cc: bradnelson@chromium.org aseemgarg@chromium.org
Owner: titzer@chromium.org
Status: Assigned (was: Available)
Cc: titzer@chromium.org
Components: -Blink>JavaScript Blink>JavaScript>WebAssembly
Labels: BlocksAsmWasmLaunch
Owner: aseemgarg@chromium.org
Status: Fixed (was: Assigned)
Can't reproduce. The bug might have been fixed with one of the recent patches.
Project Member

Comment 4 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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