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Issue metadata

Status: Verified
Owner: ----
Closed: Jan 2017
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug-Security



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Crash in v8::internal::MemoryChunk::heap

Project Member Reported by ClusterFuzz, Jan 11 2017

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6472715503665152

Fuzzer: v8_builtins_generator
Job Type: linux_asan_d8
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x00000b400038
Crash State:
  v8::internal::MemoryChunk::heap
  v8::internal::HeapObject::GetIsolate
  Handle
  
Sanitizer: address (ASAN)

Recommended Security Severity: Medium

Regressed: V8: r42196:42197

Minimized Testcase (0.10 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv977dxHTohpgvpQmCKkkMJMulnLNUFZrz2_qV_14I-4BK6Az3SXio6pm7qTGiHSIOHNf5iwu4JyR-4PEfo0h7atBRlA8zQKLGVuDJzBuXH-z4YN3Fxd3UeZTgIAjflsHSm7aRGiBGC-AwmDkJE026lm57cyJkqiU3gbJ0S2AB7EiBCeedHNbIho_chF2B6gc6q7qtFwBUNgK6WbdOJfcNtG9ofhiEz5K7cQB7AVbKB7lxM8k8VqzWg64ZlYZBkf8dAMDVc-q0ldSCc4UYGTrALllj2e9iZqCGidrM-67g9jbYaXTVJrjfaFLO7_EFhxR07UnNZpouz5ymFtoiFF4vHdgFcd0eIXJsUnUcdH_nlHZFReqfcq8qgwcRvX-Ld2fAkF_R2rNSU3vT2RjKef9AEsaAYICIQ?testcase_id=6472715503665152
var v10 = {};
 v15 = new Uint8ClampedArray(); 
 v16 = new WebAssembly.Memory(v15); 
 v18 = v16.grow(v10); 


Issue filed automatically.

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

Comment 1 by ClusterFuzz, Jan 11 2017

ClusterFuzz has detected this issue as fixed in range 42198:42199.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6472715503665152

Fuzzer: v8_builtins_generator
Job Type: linux_asan_d8
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x00000b400038
Crash State:
  v8::internal::MemoryChunk::heap
  v8::internal::HeapObject::GetIsolate
  Handle
  
Sanitizer: address (ASAN)

Recommended Security Severity: Medium

Regressed: V8: r42196:42197
Fixed: V8: r42198:42199

Minimized Testcase (0.10 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv977dxHTohpgvpQmCKkkMJMulnLNUFZrz2_qV_14I-4BK6Az3SXio6pm7qTGiHSIOHNf5iwu4JyR-4PEfo0h7atBRlA8zQKLGVuDJzBuXH-z4YN3Fxd3UeZTgIAjflsHSm7aRGiBGC-AwmDkJE026lm57cyJkqiU3gbJ0S2AB7EiBCeedHNbIho_chF2B6gc6q7qtFwBUNgK6WbdOJfcNtG9ofhiEz5K7cQB7AVbKB7lxM8k8VqzWg64ZlYZBkf8dAMDVc-q0ldSCc4UYGTrALllj2e9iZqCGidrM-67g9jbYaXTVJrjfaFLO7_EFhxR07UnNZpouz5ymFtoiFF4vHdgFcd0eIXJsUnUcdH_nlHZFReqfcq8qgwcRvX-Ld2fAkF_R2rNSU3vT2RjKef9AEsaAYICIQ?testcase_id=6472715503665152
var v10 = {};
 v15 = new Uint8ClampedArray(); 
 v16 = new WebAssembly.Memory(v15); 
 v18 = v16.grow(v10); 


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, Jan 11 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 6472715503665152 is verified as fixed, so closing issue.

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

Comment 3 by sheriffbot@chromium.org, Jan 11 2017

Labels: -Restrict-View-SecurityTeam Restrict-View-SecurityNotify
Project Member

Comment 4 by sheriffbot@chromium.org, Apr 19 2017

Labels: -Restrict-View-SecurityNotify allpublic
This bug has been closed for more than 14 weeks. Removing security view restrictions.

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

Comment 5 by sheriffbot@chromium.org, Jul 28

Labels: Pri-1

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