CVE-2017-5416

HIGH

Firefox < 52.0 - Null Pointer Dereference in Networking Event Listener

Title source: llm
STIX 2.1

Description

In certain circumstances a networking event listener can be prematurely released. This appears to result in a null dereference in practice. This vulnerability affects Firefox < 52 and Thunderbird < 52.

References (5)

Core 5
Core References
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2017-09/
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2017-05/
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1037966
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/96692
Exploit, Issue Tracking, Vendor Advisory x_refsource_confirm
https://bugzilla.mozilla.org/show_bug.cgi?id=1328121

Scores

CVSS v3 7.5
EPSS 0.0086
EPSS Percentile 75.2%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-476
Status published
Products (2)
mozilla/firefox < 52.0
mozilla/thunderbird < 52.0
Published Jun 11, 2018
Tracked Since Feb 18, 2026