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Issue 668199 link

Starred by 1 user

Issue metadata

Status: Verified
Owner:
ex-Googler
Closed: Mar 2017
Cc:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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Integer-overflow in codeInteger

Project Member Reported by ClusterFuzz, Nov 23 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5216258636382208

Fuzzer: libfuzzer_sqlite3_prepare_v2_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  codeInteger
  sqlite3ExprCodeTarget
  sqlite3ExprCodeTemp
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_ubsan&range=395640:395746

Minimized Testcase (0.09 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv95KmMTrp8tqmqGFEHAp5REU2DvykFWt4sAN2ZUCynaow-chvialRcFFUjBQ5ghXa-8OVYiWX9JccJv4APq5PFZv7HviIeFiPJtVl25GEvAB9yfnvE5e6zpghdRqKry9zsmOAHAse4elDmHsO16NQCAiQdwIqA?testcase_id=5216258636382208
(SELECT 8+-0x000000000000000000008000000000000000*000000000000000000000000)and+*1= 55-15005


Issue filed automatically.

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing.md for more information.
 

Comment 1 by ajha@chromium.org, Nov 24 2016

Labels: M-55
Cc: msrchandra@chromium.org
Labels: Test-Predator-Wrong-CLs
Owner: sh...@chromium.org
Status: Assigned (was: Untriaged)
Unable to find possible suspect using Find it and CL.
Using Code Search for the file, "sqlite3.c" assigning to the concern owner,

Suspecting CL --
https://chromium.googlesource.com/chromium/src/+/1459ddc66690416d9538693972ceb82c4772fc01

@shess -- Could you please look into the issue, kindly re-assign if this is not related to your changes.
Thank You.
Project Member

Comment 3 by ClusterFuzz, Mar 21 2017

ClusterFuzz has detected this issue as fixed in range 458107:458176.

Detailed report: https://clusterfuzz.com/testcase?key=5216258636382208

Fuzzer: libfuzzer_sqlite3_prepare_v2_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Integer-overflow
Crash Address: 
Crash State:
  codeInteger
  sqlite3ExprCodeTarget
  sqlite3ExprCodeTemp
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=395640:395746
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=458107:458176

Reproducer Testcase: https://clusterfuzz.com/download/AMIfv95ZRdTTk_mjugQ0zBIyDhrTBDcs2CT2UFVwN4OjladwGW8U6pI3wh9OPvtwTFIS7NKgPX3T_-LKU9WOJhH8mpX7gfWP74j7bgXo3Kb67BorA3PMMesRdZKxKe8XA5e55j59jah5bZrr-34w1k-zgcuTmUqzze7R38iJdNHTcvOpheoh0Um3jaY3_f6wNhw3Z-toltQfoTq0qaYnnyDq3AChwoTmoEbZyqlthHdLW0JebcxdGVSRn07OwMyQp6zoWlTk3jjrmGUOShPugmc_Sp1baXKBYPHhVzNRPBfrdMbONt4J8xITKVy88YTWyl10fVbU6LLVKHKbAVTKirtUjIR4Gw63G1FBVSSFJuNZj3MtGC4IOy0?testcase_id=5216258636382208


See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing.md 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 4 by ClusterFuzz, Mar 21 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 5216258636382208 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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