New issue
Advanced search Search tips
Note: Color blocks (like or ) mean that a user may not be available. Tooltip shows the reason.

Issue 619374 link

Starred by 1 user

Issue metadata

Status: Duplicate
Merged: issue 617648
Owner:
Last visit > 30 days ago
Closed: Jun 2016
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: ----
Type: Bug-Security



Sign in to add a comment

Use-of-uninitialized-value in content::FilteringNetworkManager::Initialize

Project Member Reported by ClusterFuzz, Jun 12 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5911866832584704

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_msan_chrome
Platform Id: linux

Crash Type: Use-of-uninitialized-value
Crash Address: 
Crash State:
  content::FilteringNetworkManager::Initialize
  base::debug::TaskAnnotator::RunTask
  base::MessageLoop::RunTask
  
Recommended Security Severity: Medium

Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_msan_chrome&range=397755:397878

Minimized Testcase (0.09 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv97NcXy1HoAYXf8ivhzrymJOpP1IHhDjj5zHI9DMNl0ihitvMWd4eJ5Qyrbat_gfTVi1q6M3WrZKNeTrc5zcJfAx0XK2TLuj1ZcVvFkd-2xrOSLp85jjxFGDjNhO4iP2kI0JWlRdks5qUytZCQ9l4YVO-3-gxQ
<script>
var a = new window.webkitRTCPeerConnection({"iceServers":[{"url":"turns:"}]});
</script>


Filer: inferno

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
 
Owner: deadbeef@chromium.org
Status: Assigned (was: Available)
Author: deadbeef
Project: chromium
Changelist: https://chromium.googlesource.com/chromium/src//+/874f972df6d281501f8e77cf40186a2b58ab3b88
Time: Fri Jun 03 20:07:27 2016
Lines 52 of file port_allocator.cc which potentially caused crash are changed in this cl (frame #4, "~P2PPortAllocator"; frame #5, "content::P2PPortAllocator::~P2PPortAllocator").
Minimum distance from crash line to modified line: 0. (file: port_allocator.cc, crashed on: 52, modified: 52).

Suspected Project: chromium
Suspected Component: Internals>Core
Mergedinto: 617648
Status: Duplicate (was: Assigned)
Project Member

Comment 3 by ClusterFuzz, Jul 8 2016

ClusterFuzz has detected this issue as fixed in range 404363:404422.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5911866832584704

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_msan_chrome
Platform Id: linux

Crash Type: Use-of-uninitialized-value
Crash Address: 
Crash State:
  content::FilteringNetworkManager::Initialize
  base::debug::TaskAnnotator::RunTask
  base::MessageLoop::RunTask
  
Recommended Security Severity: Medium

Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_msan_chrome&range=397755:397878
Fixed: https://cluster-fuzz.appspot.com/revisions?job=linux_msan_chrome&range=404363:404422

Minimized Testcase (0.09 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv97NcXy1HoAYXf8ivhzrymJOpP1IHhDjj5zHI9DMNl0ihitvMWd4eJ5Qyrbat_gfTVi1q6M3WrZKNeTrc5zcJfAx0XK2TLuj1ZcVvFkd-2xrOSLp85jjxFGDjNhO4iP2kI0JWlRdks5qUytZCQ9l4YVO-3-gxQ?testcase_id=5911866832584704
<script>
var a = new window.webkitRTCPeerConnection({"iceServers":[{"url":"turns:"}]});
</script>


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.
Labels: allpublic
Project Member

Comment 5 by sheriffbot@chromium.org, Oct 16 2016

Labels: -Restrict-View-SecurityTeam
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

Sign in to add a comment