CVE-2016-1976

Publication date 13 March 2016

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

Use-after-free vulnerability in the DesktopDisplayDevice class in the WebRTC implementation in Mozilla Firefox before 45.0 on Windows might allow remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
firefox	15.10 wily	Not affected
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Not affected
thunderbird	15.10 wily	Not affected
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Not affected

Notes

chrisccoulson

Windows only, according to Mozilla advisory

Severity score breakdown

Parameter	Value
Base score	5.5 · Medium
Attack vector	Network
Attack complexity	Low
Privileges required	Low
User interaction	Required
Scope	Unchanged
Confidentiality	Low
Integrity impact	Low
Availability impact	Low
Vector	CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L