Description
WebRTC can use a "WrappedI420Buffer" pixel buffer but the owning image object can be freed while it is still in use. This can result in the WebRTC encoder using uninitialized memory, leading to a potentially exploitable crash. This vulnerability affects Firefox < 60.
References (5)
Core 5
Core References
Vendor Advisory x_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2018-11/
Issue Tracking, Permissions Required, Vendor Advisory x_refsource_confirm
https://bugzilla.mozilla.org/show_bug.cgi?id=1436117
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id/1040896
Third Party Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/3645-1/
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/104139
Scores
CVSS v3
7.5
EPSS
0.0237
EPSS Percentile
85.2%
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-416
CWE-908
Status
published
Products (5)
canonical/ubuntu_linux
14.04
canonical/ubuntu_linux
16.04
canonical/ubuntu_linux
17.10
canonical/ubuntu_linux
18.04
mozilla/firefox
< 60.0
Published
Jun 11, 2018
Tracked Since
Feb 18, 2026