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Issue 647915 link

Starred by 1 user
Status: Duplicate
Merged: issue 648062
Owner:
█ deadbeef@chromium.org
Last visit > 30 days ago
Closed: Sep 2016
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug-Security

Blocked on:
issue 647905


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Heap-buffer-overflow in ~MediaContentDescriptionImpl

Project Member Reported by ClusterFuzz, Sep 17 2016 
Detailed report: https://cluster-fuzz.appspot.com/testcase?key=6212187469381632

Fuzzer: libfuzzer_sdp_parser_fuzzer
Job Type: libfuzzer_chrome_asan
Platform Id: linux

Crash Type: Heap-buffer-overflow READ 8
Crash Address: 0x608000002290
Crash State:
  ~MediaContentDescriptionImpl
  ~AudioContentDescription
  cricket::AudioContentDescription::~AudioContentDescription
  
Recommended Security Severity: Medium

Regressed: https://cluster-fuzz.appspot.com/revisions?job=libfuzzer_chrome_asan&range=419157:419245

Minimized Testcase (1.11 Kb): https://cluster-fuzz.appspot.com/download/AMIfv94Zi54SSz-lZCLqs_gqWSLGUyQXD7-LG6EVmwHNqip_ve-_IGRUdFp_qMqx_7uNnB605yWVl_rmytXlYzkawA0woDcOuRnLhXwpb8WYldzFhs-tlGDzyDFvVaoZCV8uqwdnxx6fpLe2HPAPoE3sK10GtppXGA?testcase_id=6212187469381632

Issue filed automatically.

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

Comment 1 by sheriffbot@chromium.org, Sep 17 2016

Labels: M-55
Project Member

Comment 2 by sheriffbot@chromium.org, Sep 17 2016

Labels: ReleaseBlock-Beta
This issue is a security regression. If you are not able to fix this quickly, please revert the change that introduced it.

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

Comment 3 by sheriffbot@chromium.org, Sep 17 2016

Labels: Pri-1

Comment 4 by penny...@chromium.org, Sep 19 2016

Blockedon: 647905
Components: Blink>WebRTC
Owner: deadbeef@chromium.org
Status: Assigned (was: Untriaged)

Comment 5 by deadbeef@chromium.org, Sep 28 2016

Mergedinto: 648062
Status: Duplicate (was: Assigned)
Same root cause as another issue: parsing "sctp-port" in a non-data description.
Project Member

Comment 6 by sheriffbot@chromium.org, Jan 12 2017

Labels: -Restrict-View-SecurityTeam 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
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