CVE-2017-5392

CRITICAL

Firefox < 51.0 - Memory Corruption via Weak Proxy Object Handling

Title source: llm
STIX 2.1

Description

Weak proxy objects have weak references on multiple threads when they should only have them on one, resulting in incorrect memory usage and corruption, which leads to potentially exploitable crashes. Note: This issue only affects Firefox for Android. Other operating systems are not affected. This vulnerability affects Firefox < 51.

References (4)

Core 4
Core References
Issue Tracking, Vendor Advisory x_refsource_confirm
https://bugzilla.mozilla.org/show_bug.cgi?id=1293709
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1037693
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2017-01/
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/95763

Scores

CVSS v3 9.8
EPSS 0.0185
EPSS Percentile 83.3%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-119
Status published
Products (1)
mozilla/firefox < 51.0
Published Jun 11, 2018
Tracked Since Feb 18, 2026